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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.1.X" xmpDM:startTime="791067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.2.X" xmpDM:startTime="791067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.3.X" xmpDM:startTime="791067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="img395_copy2 img395_copy2 cloud Internet" xmpDM:startTime="791067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Virtual eXtensible Local Area Networks (VXLAN) L3 solution to isolate multiple tenants in a data center (L2 solution is" xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Q-in-Q and MAC-in-MAC) Developed by VMware." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Supported by many companies in IETF NVO3 working group Problem: 4096 VLANs are not sufficient in a multi-tenant data center" xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tenants need to control their MAC, VLAN, and IP address assignments Þ Overlapping MAC, VLAN, and IP addresses Spanning tree" xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is inefficient with large number of switches  Too many links are disabled Better throughput with IP equal cost multipath" xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(ECMP) Ref: M." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mahalingam, D." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="G." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dutt, et al." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="&quot;VXLAN: A Framework for Overlaying Virtualized Layer 2 Networks over Layer 3 Networks,&quot; IETF RFC 7348, August 2014." xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="1361467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont) In a cloud, a pSwitch or a vSwitch can serve as tunnel endpoint VMs need to be in" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VSID to communicate VMs in different VSIDs can have the same MAC address Inner IEEE 802.1Q" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="tag, if present, is removed." xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Emulex, “NVGRE Overlay Networks: Enabling Network Scalability,” Aug 2012, 11pp.," xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="http://www.emulex.com/artifacts/074d492d-9dfa-42bd-9583-69ca9e264bd3/elx_wp_all_nvgre.pdf" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.2.X" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.1" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.2" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.3" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.4" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.5" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.6" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.1" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.2" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.3" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.4" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.5" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.6" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.1.X" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.1.X" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.2.X" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.3.X" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="img395_copy2 img395_copy2 cloud Internet" xmpDM:startTime="1362633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE Ethernet over GRE over IP (point-to-point) A unique 24-bit Virtual Subnet Identifier (VSID) is used as the lower 24-bits" xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="of GRE key field Þ 224 tenants can share Unique IP multicast address is used for BUM (Broadcast, Unknown, Multicast)" xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="traffic on each VSID Equal Cost Multipath (ECMP) allowed on point-to-point tunnels Customer Edge Switch Customer Edge Switch Provider Edge" xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Router Provider Core Router(s) Provider Edge Router Tunnel Ethernet Ethernet GRE IP Ethernet Ethernet GRE IP = Provider Network Ref:" xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="P." xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Garg, Y." xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Wang, et al." xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="&quot;NVGRE: Network Virtualization Using Generic Routing Encapsulation Encapsulation&quot;, RFC 7637, IETF, September 2015." xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="1364033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont) In a cloud, a pSwitch or a vSwitch can serve as tunnel endpoint VMs need to be in" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VSID to communicate VMs in different VSIDs can have the same MAC address Inner IEEE 802.1Q" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="tag, if present, is removed." xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Emulex, “NVGRE Overlay Networks: Enabling Network Scalability,” Aug 2012, 11pp.," xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="http://www.emulex.com/artifacts/074d492d-9dfa-42bd-9583-69ca9e264bd3/elx_wp_all_nvgre.pdf" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.2.X" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.1" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.2" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.3" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.4" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.5" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.6" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.1" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.2" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.3" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.4" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.5" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.6" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.1.X" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.1.X" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.2.X" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.3.X" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="img395_copy2 img395_copy2 cloud Internet" xmpDM:startTime="1365833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE Ethernet over GRE over IP (point-to-point) A unique 24-bit Virtual Subnet Identifier (VSID) is used as the lower 24-bits" xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="of GRE key field Þ 224 tenants can share Unique IP multicast address is used for BUM (Broadcast, Unknown, Multicast)" xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="traffic on each VSID Equal Cost Multipath (ECMP) allowed on point-to-point tunnels Customer Edge Switch Customer Edge Switch Provider Edge" xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Router Provider Core Router(s) Provider Edge Router Tunnel Ethernet Ethernet GRE IP Ethernet Ethernet GRE IP = Provider Network Ref:" xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="P." xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Garg, Y." xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Wang, et al." xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="&quot;NVGRE: Network Virtualization Using Generic Routing Encapsulation Encapsulation&quot;, RFC 7637, IETF, September 2015." xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="1367600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont) In a cloud, a pSwitch or a vSwitch can serve as tunnel endpoint VMs need to be in" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VSID to communicate VMs in different VSIDs can have the same MAC address Inner IEEE 802.1Q" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="tag, if present, is removed." xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Emulex, “NVGRE Overlay Networks: Enabling Network Scalability,” Aug 2012, 11pp.," xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="http://www.emulex.com/artifacts/074d492d-9dfa-42bd-9583-69ca9e264bd3/elx_wp_all_nvgre.pdf" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.2.X" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.1" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.2" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.3" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.4" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.5" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.2.6" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.1" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.2" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.3" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.4" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.5" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VM 10.20.1.6" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Subnet 10.20.1.X" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.1.X" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.2.X" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Subnet 192.168.3.X" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="img395_copy2 img395_copy2 cloud Internet" xmpDM:startTime="1401767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Virtual eXtensible Local Area Networks (VXLAN) L3 solution to isolate multiple tenants in a data center (L2 solution is" xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Q-in-Q and MAC-in-MAC) Developed by VMware." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Supported by many companies in IETF NVO3 working group Problem: 4096 VLANs are not sufficient in a multi-tenant data center" xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tenants need to control their MAC, VLAN, and IP address assignments Þ Overlapping MAC, VLAN, and IP addresses Spanning tree" xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is inefficient with large number of switches  Too many links are disabled Better throughput with IP equal cost multipath" xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(ECMP) Ref: M." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mahalingam, D." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="G." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dutt, et al." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="&quot;VXLAN: A Framework for Overlaying Virtualized Layer 2 Networks over Layer 3 Networks,&quot; IETF RFC 7348, August 2014." xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="1402200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture Create a virtual L2 overlay (called VXLAN) over L3 networks 224 VXLAN Network Identifiers (VNIs) Only VMs in" xmpDM:startTime="1669467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VXLAN can communicate vSwitches serve as VTEP (VXLAN Tunnel End Point)." xmpDM:startTime="1669467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Encapsulate L2 frames in UDP over IP and send to the destination VTEP(s)." xmpDM:startTime="1669467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Segments may have overlapping MAC addresses and VLANs but L2 traffic never crosses a VNI L3 Network Tenant 1 Virtual" xmpDM:startTime="1669467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="L2 Network Tenant 2 Virtual L2 Network Tenant 3 Virtual L2 Network" xmpDM:startTime="1669467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="1863433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="1863433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="1863433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="1863433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="1863433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture Create a virtual L2 overlay (called VXLAN) over L3 networks 224 VXLAN Network Identifiers (VNIs) Only VMs in" xmpDM:startTime="1864767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VXLAN can communicate vSwitches serve as VTEP (VXLAN Tunnel End Point)." xmpDM:startTime="1864767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Encapsulate L2 frames in UDP over IP and send to the destination VTEP(s)." xmpDM:startTime="1864767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Segments may have overlapping MAC addresses and VLANs but L2 traffic never crosses a VNI L3 Network Tenant 1 Virtual" xmpDM:startTime="1864767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="L2 Network Tenant 2 Virtual L2 Network Tenant 3 Virtual L2 Network" xmpDM:startTime="1864767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="1878867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="1878867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="1878867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="1878867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="1878867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2030700" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="2062767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="2062767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="2062767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="2062767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="2062767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2113533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="2403367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="2403367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="2403367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="2403367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="2403367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2493067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="2542433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="2542433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="2542433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="2542433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="2542433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2588433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="2610433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="2610433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="2610433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="2610433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="2610433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2694433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="2729500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2889833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="2900833" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="2911400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="2945433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3228867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="3230200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="3230200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="3230200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="3230200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="3230200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture Create a virtual L2 overlay (called VXLAN) over L3 networks 224 VXLAN Network Identifiers (VNIs) Only VMs in" xmpDM:startTime="3248400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VXLAN can communicate vSwitches serve as VTEP (VXLAN Tunnel End Point)." xmpDM:startTime="3248400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Encapsulate L2 frames in UDP over IP and send to the destination VTEP(s)." xmpDM:startTime="3248400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Segments may have overlapping MAC addresses and VLANs but L2 traffic never crosses a VNI L3 Network Tenant 1 Virtual" xmpDM:startTime="3248400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="L2 Network Tenant 2 Virtual L2 Network Tenant 3 Virtual L2 Network" xmpDM:startTime="3248400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Virtual eXtensible Local Area Networks (VXLAN) L3 solution to isolate multiple tenants in a data center (L2 solution is" xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Q-in-Q and MAC-in-MAC) Developed by VMware." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Supported by many companies in IETF NVO3 working group Problem: 4096 VLANs are not sufficient in a multi-tenant data center" xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tenants need to control their MAC, VLAN, and IP address assignments Þ Overlapping MAC, VLAN, and IP addresses Spanning tree" xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is inefficient with large number of switches  Too many links are disabled Better throughput with IP equal cost multipath" xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(ECMP) Ref: M." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mahalingam, D." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="G." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dutt, et al." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="&quot;VXLAN: A Framework for Overlaying Virtualized Layer 2 Networks over Layer 3 Networks,&quot; IETF RFC 7348, August 2014." xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3250500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture Create a virtual L2 overlay (called VXLAN) over L3 networks 224 VXLAN Network Identifiers (VNIs) Only VMs in" xmpDM:startTime="3251200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the same VXLAN can communicate vSwitches serve as VTEP (VXLAN Tunnel End Point)." xmpDM:startTime="3251200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Encapsulate L2 frames in UDP over IP and send to the destination VTEP(s)." xmpDM:startTime="3251200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Segments may have overlapping MAC addresses and VLANs but L2 traffic never crosses a VNI L3 Network Tenant 1 Virtual" xmpDM:startTime="3251200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="L2 Network Tenant 2 Virtual L2 Network Tenant 3 Virtual L2 Network" xmpDM:startTime="3251200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="3251533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="3251533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="3251533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="3251533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="3251533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3251933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3252533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3263867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example Example: Three tenants." xmpDM:startTime="3282233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="3 VNIs." xmpDM:startTime="3282233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4 Tunnels for unicast." xmpDM:startTime="3282233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="+ 3 tunnels for multicast (not shown) VM2-1 VNI 22 VM1-1 VNI 34 VM2-2 VNI 22 Hypervisor VTEP IP1 VM3-2" xmpDM:startTime="3282233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VNI 74 VM1-3 VNI 34 Hypervisor VTEP IP3 VM3-1 VNI 74 Hypervisor VTEP IP2 VM1-2 VNI 34 L3 Network" xmpDM:startTime="3282233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3387100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3391200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3400633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3407033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN: Summary VXLAN solves the problem of multiple tenants with overlapping MAC addresses, VLANs, and IP addresses in a cloud" xmpDM:startTime="3407767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="environment." xmpDM:startTime="3407767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A server may have VMs belonging to different tenants No changes to VMs." xmpDM:startTime="3407767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Hypervisors responsible for all details." xmpDM:startTime="3407767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Uses UDP over IP encapsulation to isolate tenants" xmpDM:startTime="3407767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3468100" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format Outer VLAN tag is optional." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Used to isolate VXLAN traffic on the LAN Source VM ARPs to find Destination VM’s MAC address." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All L2 multicasts/unknown are sent via IP multicast." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VM sends a standard IP unicast ARP response." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Destination VTEP learns inner-Src-MAC-to-outer-src-IP mapping  Avoids unknown destination flooding for returning responses Flags Res VNI Res 8b 24b 24b" xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b Dest." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP MAC Source VTEP MAC Outer VLAN Dest." xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VTEP IP Source VTEP IP UDP Header VXLAN Header Dest VM MAC Source VM MAC Tenant VLAN Ethernet Payload Only" xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="key fields are shown" xmpDM:startTime="3468333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont) IGMP is used to prune multicast trees 7 of 8 bits in the flag field are" xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="reserved." xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="One flag bit is set if VNI field is valid UDP source port is a hash of the inner MAC" xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header  Allows load balancing using Equal Cost Multi Path using L3-L4 header hashing VMs are unaware that they are" xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="operating on VLAN or VXLAN VTEPs need to learn MAC address of other VTEPs and of client VMs of VNIs" xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="they are handling." xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A VXLAN gateway switch can forward traffic to/from non-VXLAN networks." xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Encapsulates or decapsulates the packets." xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3469433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN: Summary VXLAN solves the problem of multiple tenants with overlapping MAC addresses, VLANs, and IP addresses in a cloud" xmpDM:startTime="3469667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="environment." xmpDM:startTime="3469667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A server may have VMs belonging to different tenants No changes to VMs." xmpDM:startTime="3469667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Hypervisors responsible for all details." xmpDM:startTime="3469667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Uses UDP over IP encapsulation to isolate tenants" xmpDM:startTime="3469667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3 Network Virtualization Overlays using L3 techniques Problem: Data Center Virtual Private Network (DCVPN) in a multi-tenant datacenter Issues: Scale" xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="in Number of Networks: Hundreds of thousands of DCVPNs in a single administrative domain Scale in Number of Nodes: Millions" xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="of VMs VM (or pM) Migration Support both L2 and L3 VPNs Dynamic provisioning Addressing independence: Each tenant should be" xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="able select its address space Virtual Private Þ Other tenants do not see your frames Optimal Forwarding: VMs should not" xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="be tied to a single designated router that may be far away." xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: T." xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Narten, Ed.," xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="“Problem Statement: Overlays for Network Virtualization,” IETF RFC 7364, Oct 14, 23 pp." xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="3491867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3 Terminology Tenant System (TS): VM or pM Virtual Network (VN): L2 or L3 Tenant networks Network Virtualization Edges (NVEs):" xmpDM:startTime="3738000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Entities connecting TSs (virtual/physical switches/routers) NVEs could be in vSwitches, external pSwitches or span both." xmpDM:startTime="3738000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Network Virtualization Authority (NVA): Manages forwarding info for a set of NVEs NVA could be distributed or centralized and replicated." xmpDM:startTime="3738000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tenant System NVE NVA Tenant System NVE NVE NVE Tenant System Tenant System Tenant System Tenant System" xmpDM:startTime="3738000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3 Terminology (Cont) Virtual Network (VN): Provides L2/L3 services to a set of tenants VN Context ID: A field in" xmpDM:startTime="3961600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the header that identifies a VN instance (VNI)." xmpDM:startTime="3961600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Overlay header = inner header = Virtual Network Header Underlay header = outer header = Physical Network Header Tenant Separation:" xmpDM:startTime="3961600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A tenant’s traffic cannot be seen by another tenant Underlay Overlay" xmpDM:startTime="3961600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Current NVO Technologies BGP/MPLS IP VPNs: Widely deployed in enterprise networks." xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Difficult in data centers because hosts/hypervisors do not implement BGP." xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="BGP/MPLS Ethernet VPNs: Deployed in carrier networks." xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Difficult in data centers." xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.1Q," xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="PB, PBB VLANs Shortest Path Bridging: IEEE 802.1aq" xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Station Interface (VSI) Discovery and Configuration Protocol (VDP): IEEE 802.1Qbg" xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution for Massive numbers of hosts in the Data Center (ARMD): RFC6820 TRILL L2VPN: Provider provisioned L2 VPN Proxy" xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile IP: Does not support multi-tenancy LISP: RFC 6830" xmpDM:startTime="4083733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Generic Network Virtualization Encapsulation Best of NVGRE, VXLAN, and STT Generic Þ Can virtualize any (L2/L3/…) protocol over IP" xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tunnel Endpoints: Process Geneve headers and control packets Transit Device: do not need to process Geneve headers or control packets" xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: J." xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Gross, et al, “Geneve: Generic Network Virtualization Encapsulation” IETF Internet Draft, draft-ietf-nvo3-geneve-14, Sep." xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="12, 2019, https://tools.ietf.org/pdf/draft-ietf-nvo3-geneve-14.txt" xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4233133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Current NVO Technologies BGP/MPLS IP VPNs: Widely deployed in enterprise networks." xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Difficult in data centers because hosts/hypervisors do not implement BGP." xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="BGP/MPLS Ethernet VPNs: Deployed in carrier networks." xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Difficult in data centers." xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.1Q," xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="PB, PBB VLANs Shortest Path Bridging: IEEE 802.1aq" xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual Station Interface (VSI) Discovery and Configuration Protocol (VDP): IEEE 802.1Qbg" xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution for Massive numbers of hosts in the Data Center (ARMD): RFC6820 TRILL L2VPN: Provider provisioned L2 VPN Proxy" xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile IP: Does not support multi-tenancy LISP: RFC 6830" xmpDM:startTime="4234433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Generic Network Virtualization Encapsulation Best of NVGRE, VXLAN, and STT Generic Þ Can virtualize any (L2/L3/…) protocol over IP" xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tunnel Endpoints: Process Geneve headers and control packets Transit Device: do not need to process Geneve headers or control packets" xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: J." xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Gross, et al, “Geneve: Generic Network Virtualization Encapsulation” IETF Internet Draft, draft-ietf-nvo3-geneve-14, Sep." xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="12, 2019, https://tools.ietf.org/pdf/draft-ietf-nvo3-geneve-14.txt" xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4271400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format Highly Extensible: Variable number of variable size options Any vendor can extend it in its own way" xmpDM:startTime="4493133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="by getting an “Option Class” from IANA (Internet Assigned Number Authority) Options are encoded in a TLV (Type-Length-Value) format Payload" xmpDM:startTime="4493133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Protocol Type Virtual Network ID Options Version OAM Frame Critical Option Present Reserved 2b 6b 1b 1b 6b 16b 24b" xmpDM:startTime="4493133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP Header UDP Header Geneve Header Geneve Payload Option Class Option Type Reserved Value Length Option Value 16b 8b 3b" xmpDM:startTime="4493133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="5b L2 Header Option Length Options … 8b Reserved" xmpDM:startTime="4493133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format (Cont) Option Length (6 bits): Length of options field in 4B (does not include the rest of" xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the Geneve header) OAM Frame (1 bit): Control packet." xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Does not contain user data." xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Must be passed on to the control plane CPU Critical Options Present (1 bits): One or more options are critical." xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Drop the packet if you don’t understand a critical option Payload Protocol Type (16 bits): 0x6558 for Ethernet Virtual Network" xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ID (24 bits): Tenant ID Option Class (16 bits): Who designed this option." xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Vendor, technologies, organizations, … Option Type (8 bits) : msb (most significant bit) =1 =&gt; Critical Option Value Length (5" xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="bits): in units of 4-bytes" xmpDM:startTime="4729233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format Highly Extensible: Variable number of variable size options Any vendor can extend it in its own way" xmpDM:startTime="4737467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="by getting an “Option Class” from IANA (Internet Assigned Number Authority) Options are encoded in a TLV (Type-Length-Value) format Payload" xmpDM:startTime="4737467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Protocol Type Virtual Network ID Options Version OAM Frame Critical Option Present Reserved 2b 6b 1b 1b 6b 16b 24b" xmpDM:startTime="4737467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP Header UDP Header Geneve Header Geneve Payload Option Class Option Type Reserved Value Length Option Value 16b 8b 3b" xmpDM:startTime="4737467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="5b L2 Header Option Length Options … 8b Reserved" xmpDM:startTime="4737467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format (Cont) Option Length (6 bits): Length of options field in 4B (does not include the rest of" xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the Geneve header) OAM Frame (1 bit): Control packet." xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Does not contain user data." xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Must be passed on to the control plane CPU Critical Options Present (1 bits): One or more options are critical." xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Drop the packet if you don’t understand a critical option Payload Protocol Type (16 bits): 0x6558 for Ethernet Virtual Network" xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ID (24 bits): Tenant ID Option Class (16 bits): Who designed this option." xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Vendor, technologies, organizations, … Option Type (8 bits) : msb (most significant bit) =1 =&gt; Critical Option Value Length (5" xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="bits): in units of 4-bytes" xmpDM:startTime="4744400" xmpDM:duration="1000"/></rdf:li></rdf:Seq>
                     </xmpDM:markers>
                  </rdf:Description>
               </rdf:li>
               <rdf:li>
                  <rdf:Description xmpDM:trackType="TableOfContents" xmpDM:frameRate="f1000" xmpDM:trackName="Table of Contents">
                     <xmpDM:markers>
                        <rdf:Seq>
                           <rdf:li><rdf:Description xmpDM:name="GRE (Cont)" xmpDM:startTime="201933" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="0" tscDM:imageoffset="0" tscDM:imagerect="0, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="225300" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="1" tscDM:imageoffset="0" tscDM:imagerect="75, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="238600" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="2" tscDM:imageoffset="0" tscDM:imagerect="150, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="241467" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="3" tscDM:imageoffset="0" tscDM:imagerect="225, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="284600" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="4" tscDM:imageoffset="0" tscDM:imagerect="300, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="316667" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="5" tscDM:imageoffset="0" tscDM:imagerect="375, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="323300" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="6" tscDM:imageoffset="0" tscDM:imagerect="450, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="365667" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="7" tscDM:imageoffset="0" tscDM:imagerect="525, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="GRE (Cont)" xmpDM:startTime="366167" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="8" tscDM:imageoffset="0" tscDM:imagerect="600, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="377400" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="9" tscDM:imageoffset="0" tscDM:imagerect="675, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="378467" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="10" tscDM:imageoffset="0" tscDM:imagerect="750, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="EoMPLSoGRE" xmpDM:startTime="635500" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="11" tscDM:imageoffset="0" tscDM:imagerect="825, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="636567" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="12" tscDM:imageoffset="0" tscDM:imagerect="900, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont)" xmpDM:startTime="791067" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="13" tscDM:imageoffset="0" tscDM:imagerect="975, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN" xmpDM:startTime="1361467" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="14" tscDM:imageoffset="0" tscDM:imagerect="1050, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont)" xmpDM:startTime="1362633" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="15" tscDM:imageoffset="0" tscDM:imagerect="1125, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="1364033" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="16" tscDM:imageoffset="0" tscDM:imagerect="1200, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont)" xmpDM:startTime="1365833" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="17" tscDM:imageoffset="0" tscDM:imagerect="1275, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE" xmpDM:startTime="1367600" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="18" tscDM:imageoffset="0" tscDM:imagerect="1350, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVGRE (Cont)" xmpDM:startTime="1401767" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="19" tscDM:imageoffset="0" tscDM:imagerect="1425, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN" xmpDM:startTime="1402200" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="20" tscDM:imageoffset="0" tscDM:imagerect="1500, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture" xmpDM:startTime="1669467" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="21" tscDM:imageoffset="0" tscDM:imagerect="1575, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="1863433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="22" tscDM:imageoffset="0" tscDM:imagerect="1650, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture" xmpDM:startTime="1864767" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="23" tscDM:imageoffset="0" tscDM:imagerect="1725, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="1878867" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="24" tscDM:imageoffset="0" tscDM:imagerect="1800, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2030700" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="25" tscDM:imageoffset="0" tscDM:imagerect="1875, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="2062767" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="26" tscDM:imageoffset="0" tscDM:imagerect="1950, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2113533" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="27" tscDM:imageoffset="0" tscDM:imagerect="2025, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="2403367" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="28" tscDM:imageoffset="0" tscDM:imagerect="2100, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2493067" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="29" tscDM:imageoffset="0" tscDM:imagerect="2175, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="2542433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="30" tscDM:imageoffset="0" tscDM:imagerect="2250, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2588433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="31" tscDM:imageoffset="0" tscDM:imagerect="2325, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="2610433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="32" tscDM:imageoffset="0" tscDM:imagerect="2400, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2694433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="33" tscDM:imageoffset="0" tscDM:imagerect="2475, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="2729500" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="34" tscDM:imageoffset="0" tscDM:imagerect="2550, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2889833" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="35" tscDM:imageoffset="0" tscDM:imagerect="2625, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="2900833" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="36" tscDM:imageoffset="0" tscDM:imagerect="2700, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="2911400" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="37" tscDM:imageoffset="0" tscDM:imagerect="2775, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="2945433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="38" tscDM:imageoffset="0" tscDM:imagerect="2850, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3228867" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="39" tscDM:imageoffset="0" tscDM:imagerect="2925, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="3230200" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="40" tscDM:imageoffset="0" tscDM:imagerect="3000, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture" xmpDM:startTime="3248400" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="41" tscDM:imageoffset="0" tscDM:imagerect="3075, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN" xmpDM:startTime="3250500" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="42" tscDM:imageoffset="0" tscDM:imagerect="3150, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Architecture" xmpDM:startTime="3251200" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="43" tscDM:imageoffset="0" tscDM:imagerect="3225, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="3251533" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="44" tscDM:imageoffset="0" tscDM:imagerect="3300, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3251933" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="45" tscDM:imageoffset="0" tscDM:imagerect="3375, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="3252533" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="46" tscDM:imageoffset="0" tscDM:imagerect="3450, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3263867" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="47" tscDM:imageoffset="0" tscDM:imagerect="3525, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Deployment Example" xmpDM:startTime="3282233" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="48" tscDM:imageoffset="0" tscDM:imagerect="3600, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3387100" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="49" tscDM:imageoffset="0" tscDM:imagerect="3675, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="3391200" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="50" tscDM:imageoffset="0" tscDM:imagerect="3750, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3400633" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="51" tscDM:imageoffset="0" tscDM:imagerect="3825, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="3407033" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="52" tscDM:imageoffset="0" tscDM:imagerect="3900, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN: Summary" xmpDM:startTime="3407767" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="53" tscDM:imageoffset="0" tscDM:imagerect="50, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="3468100" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="54" tscDM:imageoffset="0" tscDM:imagerect="125, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format" xmpDM:startTime="3468333" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="55" tscDM:imageoffset="0" tscDM:imagerect="200, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN Encapsulation Format (Cont)" xmpDM:startTime="3469433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="56" tscDM:imageoffset="0" tscDM:imagerect="275, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VXLAN: Summary" xmpDM:startTime="3469667" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="57" tscDM:imageoffset="0" tscDM:imagerect="350, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3" xmpDM:startTime="3491867" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="58" tscDM:imageoffset="0" tscDM:imagerect="425, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3 Terminology" xmpDM:startTime="3738000" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="59" tscDM:imageoffset="0" tscDM:imagerect="500, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="NVO3 Terminology (Cont)" xmpDM:startTime="3961600" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="60" tscDM:imageoffset="0" tscDM:imagerect="575, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Current NVO Technologies" xmpDM:startTime="4083733" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="61" tscDM:imageoffset="0" tscDM:imagerect="650, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve" xmpDM:startTime="4233133" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="62" tscDM:imageoffset="0" tscDM:imagerect="725, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Current NVO Technologies" xmpDM:startTime="4234433" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="63" tscDM:imageoffset="0" tscDM:imagerect="800, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve" xmpDM:startTime="4271400" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="64" tscDM:imageoffset="0" tscDM:imagerect="875, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format" xmpDM:startTime="4493133" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="65" tscDM:imageoffset="0" tscDM:imagerect="950, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format (Cont)" xmpDM:startTime="4729233" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="66" tscDM:imageoffset="0" tscDM:imagerect="1025, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format" xmpDM:startTime="4737467" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="67" tscDM:imageoffset="0" tscDM:imagerect="1100, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Geneve Frame Format (Cont)" xmpDM:startTime="4744400" tscDM:image="m_08dmt2_Thumbnails.png" tscDM:imageindex="68" tscDM:imageoffset="0" tscDM:imagerect="1175, 56, 75, 56"/></rdf:li></rdf:Seq>
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</x:xmpmeta>