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                           <rdf:li><rdf:Description xmpDM:name="Switched Local Area Networks Ethernet Standards IEEE 802 Address Format Address Resolution Protocol Bridging Virtual LANs Overview" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Frame Structure Preamble: 7 bytes with pattern 10101010 followed by one byte with pattern 10101011." xmpDM:startTime="8633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="To synchronize receiver, sender clocks Addresses: 6 byte source, destination MAC addresses Type: indicates higher layer protocol IP : 0x0800" xmpDM:startTime="8633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ARP: 0x0806 CRC: Cyclic Redundancy Check If error detected: frame is silently dropped at the receiver Connectionless: No need to" xmpDM:startTime="8633" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ask the receiver Unreliable: No ack, nack, or 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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address source address data (payload) CRC preamble type 64b 48b 48b 16b Variable length 32b" xmpDM:startTime="755167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local Area Networks Ethernet Standards IEEE 802 Address Format Address Resolution Protocol Bridging Virtual LANs Overview" xmpDM:startTime="755200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Multiple Access Links and Protocols: Review Multiple users can share using TDMA or FDMA Random access is better for data" xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="traffic." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Aloha has an efficiency of 1/2e." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Slotted Aloha makes it 1/e." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Carrier sense and collision detection improves the efficiency further." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.3" xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="uses CSMA/CD with truncated binary exponential backoff DOCSIS used in cable access networks has frequency division multiplexed channels." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="With each channel time division multiplexed with some slots reserved for random access." xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Section 6.3," xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Review question R4-R8" xmpDM:startTime="758167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local 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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address source address data (payload) CRC preamble type 64b 48b 48b 16b Variable length 32b" xmpDM:startTime="759800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Standards 10BASE5: 10 Mb/s over coaxial cable (ThickWire) 10BROAD36: 10 Mb/s over broadband cable, 3600 m max segments 1BASE5:" xmpDM:startTime="761433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="1 Mb/s over 2 pairs of UTP 10BASE2: 10 Mb/s over thin RG58 coaxial cable (ThinWire), 185 m max segments" xmpDM:startTime="761433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10BASE-T: 10 Mb/s over 2 pairs of UTP 100BASE-T4: 100 Mb/s over 4 pairs of CAT-3, 4, 5 UTP 100BASE-TX:" xmpDM:startTime="761433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="100 Mb/s over 2 pairs of CAT-5 UTP or STP 1000BASE-T: 1 Gbps (Gigabit Ethernet) 10GBASE-T: 10 Gbps 40GBASE-T: 40" xmpDM:startTime="761433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Gbps" xmpDM:startTime="761433" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet vs." xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.3" xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="In 802.3," xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="datalink was divided into two sublayers: LLC and MAC LLC provides protocol multiplexing." xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="MAC does not." xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="MAC does not need a protocol type field." xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP Ethernet IPX IP Media Access Control (MAC) IPX Logical Link Control (LLC)" xmpDM:startTime="834267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet and 802.3" xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Formats Ethernet IEEE 802.3" xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dest." xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Source Address Type 6 6 2 Size in bytes Dest." xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Source Address Length Info 6 6 2 IP IPX AppleTalk LLC IP IPX AppleTalk CRC CRC 4 4 Pad" xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Length Info Length &gt; 1518 Þ It is a protocol type Þ Ethernet" xmpDM:startTime="973067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802 Address Format Multicast = “To all bridges on this LAN” Broadcast = “To all stations” = 111111....111" xmpDM:startTime="1158000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="= FF:FF:FF:FF:FF:FF 48-bit:1000 0000 : 0000 0001 : 0100 0011 : 0000 0000 : 1000 0000 : 0000 1100 =" xmpDM:startTime="1158000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="80:01:43:00:80:0C Individual/ Group Universal/ Local 24 bits assigned by OUI Owner 1 1 22 24 Organizationally Unique Identifier (OUI)" xmpDM:startTime="1158000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges fig14_01" xmpDM:startTime="1707333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="1868233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="1868233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="1868233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="1868233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="1868233" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges fig14_01" xmpDM:startTime="2093733" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="2094967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="2094967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="2094967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="2094967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="2094967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet Uses point-to-point links between TWO nodes Full-duplex bi-directional transmission Þ Transmit any time Standardized in IEEE 802.3-2018" xmpDM:startTime="2103867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All vendors are shipping switch/bridge/NICs with full duplex No collisions  50+ km on fiber." xmpDM:startTime="2103867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Between servers and switches or between switches CSMA/CD is no longer used (except in old 10/100 hubs) 1G Ethernet standard" xmpDM:startTime="2103867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="allows CSMA/CD but not implemented." xmpDM:startTime="2103867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10G and higher speed Ethernet standards do not allow CSMA/CD" xmpDM:startTime="2103867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="2413000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="2413000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="2413000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet Uses point-to-point links between TWO nodes Full-duplex bi-directional transmission Þ Transmit any time Standardized in IEEE 802.3-2018" xmpDM:startTime="2756367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All vendors are shipping switch/bridge/NICs with full duplex No collisions  50+ km on fiber." xmpDM:startTime="2756367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Between servers and switches or between switches CSMA/CD is no longer used (except in old 10/100 hubs) 1G Ethernet standard" xmpDM:startTime="2756367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="allows CSMA/CD but not implemented." xmpDM:startTime="2756367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10G and higher speed Ethernet standards do not allow CSMA/CD" xmpDM:startTime="2756367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="2756767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="2756767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="2756767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="2756767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="2756767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges fig14_01" xmpDM:startTime="2757267" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="2776167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="2776167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="2776167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="2776167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="2776167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet Uses point-to-point links between TWO nodes Full-duplex bi-directional transmission Þ Transmit any time Standardized in IEEE 802.3-2018" xmpDM:startTime="2776533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All vendors are shipping switch/bridge/NICs with full duplex No collisions  50+ km on fiber." xmpDM:startTime="2776533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Between servers and switches or between switches CSMA/CD is no longer used (except in old 10/100 hubs) 1G Ethernet standard" xmpDM:startTime="2776533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="allows CSMA/CD but not implemented." xmpDM:startTime="2776533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10G and higher speed Ethernet standards do not allow CSMA/CD" xmpDM:startTime="2776533" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="2777200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="2777200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="2777200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet Uses point-to-point links between TWO nodes Full-duplex bi-directional transmission Þ Transmit any time Standardized in IEEE 802.3-2018" xmpDM:startTime="2817900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All vendors are shipping switch/bridge/NICs with full duplex No collisions  50+ km on fiber." xmpDM:startTime="2817900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Between servers and switches or between switches CSMA/CD is no longer used (except in old 10/100 hubs) 1G Ethernet standard" xmpDM:startTime="2817900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="allows CSMA/CD but not implemented." xmpDM:startTime="2817900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10G and higher speed Ethernet standards do not allow CSMA/CD" xmpDM:startTime="2817900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="2818067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="2818067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="2818067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="2818067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="2818067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges fig14_01" xmpDM:startTime="2818333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions Monitor all frames on LAN A Pickup frames that are for stations on the other side Retransmit the" xmpDM:startTime="2837667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="frames on the other side Knows or learns about stations are on various sides Learns by looking at source addresses" xmpDM:startTime="2837667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Þ Self-learning Makes no modification to content of the frames Þ Transparent May change headers." xmpDM:startTime="2837667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Provides storage for frames to be forwarded Improves reliability (less nodes per LAN) Improves performance (more bandwidth per node) Security" xmpDM:startTime="2837667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(Keeps different traffic from entering a LAN) May provide flow and congestion control (in Token Rings)" xmpDM:startTime="2837667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet Uses point-to-point links between TWO nodes Full-duplex bi-directional transmission Þ Transmit any time Standardized in IEEE 802.3-2018" xmpDM:startTime="2838200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="All vendors are shipping switch/bridge/NICs with full duplex No collisions  50+ km on fiber." xmpDM:startTime="2838200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Between servers and switches or between switches CSMA/CD is no longer used (except in old 10/100 hubs) 1G Ethernet standard" xmpDM:startTime="2838200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="allows CSMA/CD but not implemented." xmpDM:startTime="2838200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10G and higher speed Ethernet standards do not allow CSMA/CD" xmpDM:startTime="2838200" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="2838900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="2838900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="2838900" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3004500" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="3008967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="3008967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="3008967" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3014167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="3016133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="3016133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="3016133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3021467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices Repeater: PHY device that restores data and collision signals Hub: Multiport repeater + fault detection, notification and signal" xmpDM:startTime="3061667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="broadcast Bridge: Datalink layer device connecting two or more collision domains Router: Network layer device (does not propagate MAC multicasts)" xmpDM:startTime="3061667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="H H B H H Router Broadcast domain =LAN Collision Domain" xmpDM:startTime="3061667" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3081367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops Switches = Transparent Bridges Þ No changes to frames ARP required only for nodes on the" xmpDM:startTime="3551000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="same “subnet” db-server-icon-14 laptop-icon-10 router_icon router_icon Application TCP IP Ethernet Application TCP IP Ethernet IP Ethernet IP Ethernet A B" xmpDM:startTime="3551000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="C D MACA to MACB IPA to IPD MACB to MACC IPA to IPD MACC to MACD IPA to IPD" xmpDM:startTime="3551000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="switch switch switch switch Router Router Switch" xmpDM:startTime="3551000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3553333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops Switches = Transparent Bridges Þ No changes to frames ARP required only for nodes on the" xmpDM:startTime="3576767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="same “subnet” db-server-icon-14 laptop-icon-10 router_icon router_icon Application TCP IP Ethernet Application TCP IP Ethernet IP Ethernet IP Ethernet A B" xmpDM:startTime="3576767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="C D MACA to MACB IPA to IPD MACB to MACC IPA to IPD MACC to MACD IPA to IPD" xmpDM:startTime="3576767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="switch switch switch switch Router Router Switch" xmpDM:startTime="3576767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol Problem: Given an IP address find the MAC address Solution: Address Resolution Protocol (ARP) The host broadcasts" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="a request (Dest MAC=FFFFFFFF): “What is the MAC address of 127.123.115.08?”" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="The host whose IP address is 127.123.115.08" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replies back: “The MAC address for 127.123.115.08" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="is 8A:5F:3C:23:45:5616” Nodes cache the MAC-IP mapping in a “ARP table” You can list ARP table using “arp –a” command" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame Format: Hardware (HW): 0x0001 = Ethernet, Protocol (Prot): 0x0800 = IP, Operation: 1 = Request, 2=Response 16b 16b 8b" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="8b 16b 48b 32b 48b 32b Sender Prot Addr Target HW Addr Target Prot Addr HW Type Prot Type HW" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Addr Length Prot Addr Length Oper- ation Sender HW Addr" xmpDM:startTime="3588800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops Switches = Transparent Bridges Þ No changes to frames ARP required only for nodes on the" xmpDM:startTime="3618033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="same “subnet” db-server-icon-14 laptop-icon-10 router_icon router_icon Application TCP IP Ethernet Application TCP IP Ethernet IP Ethernet IP Ethernet A B" xmpDM:startTime="3618033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="C D MACA to MACB IPA to IPD MACB to MACC IPA to IPD MACC to MACD IPA to IPD" xmpDM:startTime="3618033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="switch switch switch switch Router Router Switch" xmpDM:startTime="3618033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Homework 6B: Collision Detection [6 Points] Suppose nodes A and B are on the same 10 Mbps Ethernet bus, and" xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the propagation delay between the two nodes is 325 bit times." xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Suppose node A begins transmitting a frame and, before it finishes, node B begins transmitting a frame." xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Can A finish transmitting before it detects that B has transmitted? Why or why not? In the worst case when" xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="does B’s signal reach A? (Minimum frame size is 512+64 bits)." xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="A B" xmpDM:startTime="3797133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6: Ethernet and ARP [32 points] Download the Wireshark traces from http://gaia.cs.umass.edu/wireshark-labs/wireshark-traces.zip" xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Open ethernet--ethereal-trace-1 in Wireshark." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Select View  Expand All." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="This trace shows a HTTP exchange between end host A and Server B via Router R as shown below: 1." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Examine HTTP request Frame 10." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Answer the following questions." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is the 48-bit Ethernet source address? Who does it belong to: A, B, or R? What is the 48-bit" xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet destination address? Who does it belong to: A, B, or R? What is the hexadecimal value for the two-byte" xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Frame type field." xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What upper layer protocol does this correspond to? db-server-icon-14 laptop-icon-10 router_icon A B R" xmpDM:startTime="4012367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont) How many bytes from the very start of the Ethernet frame does the ASCII “G” in “GET”" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="appear in the Ethernet frame? How many bytes are used up in Ethernet header, IP header, and TCP header before" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="this first byte of HTTP message." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="2." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Examine Frame 16." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="This is the HTTP OK response." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is the Ethernet source address? Who does it belong to: A, B, or R? What is the destination address" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="in the Ethernet frame? Who does it belong to: A, B, or R? What is the hexadecimal value for the" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="two-byte Frame type field." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What upper layer protocol does this correspond to? How many bytes from the very start of the Ethernet frame does" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the ASCII “O” in “OK” appear in the Ethernet frame? How many bytes are used up in Ethernet header, IP" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="header, and TCP header before the first byte of HTTP message." xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4028167" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont) 3." xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Examine Frame 1." xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="This is an ARP request." xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What are the hexadecimal values for the source and destination addresses in the Ethernet frame containing the ARP request message?" xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is the hexadecimal value for the two-byte Frame type field." xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What upper layer protocol does this correspond to? How many bytes from the very beginning of the Ethernet frame does" xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the ARP opcode field begin? What is the value of the opcode field within the ARP-payload? What is the IP" xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address of the sender? What is the target MAC and IP addresses in the ARP “question”?" xmpDM:startTime="4028767" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont) 4." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Examine Frame 2." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="This is the ARP response." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What are the hexadecimal values for the source and destination addresses in the Ethernet frame containing the ARP response message?" xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is the hexadecimal value for the two-byte Frame type field." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What upper layer protocol does this correspond to? How many bytes from the very beginning of the Ethernet frame does" xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the ARP opcode field begin? What is the value of the opcode field within the ARP-payload? What is the IP" xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address of the sender? What is the target MAC and IP addresses in the ARP “answer”? For all questions of" xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="this lab, please provide numerical answers only." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="No need to add screen captures." xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4030133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a LAN? LAN = Single broadcast domain = Subnet No routing between members of a LAN Routing required" xmpDM:startTime="4031067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="between LANs Router Client n Client 1 Server LAN 1 LAN 2 Router Bridge" xmpDM:startTime="4031067" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont) 4." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Examine Frame 2." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="This is the ARP response." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What are the hexadecimal values for the source and destination addresses in the Ethernet frame containing the ARP response message?" xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is the hexadecimal value for the two-byte Frame type field." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What upper layer protocol does this correspond to? How many bytes from the very beginning of the Ethernet frame does" xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="the ARP opcode field begin? What is the value of the opcode field within the ARP-payload? What is the IP" xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address of the sender? What is the target MAC and IP addresses in the ARP “answer”? For all questions of" xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="this lab, please provide numerical answers only." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="No need to add screen captures." xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4032933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a LAN? LAN = Single broadcast domain = Subnet No routing between members of a LAN Routing required" xmpDM:startTime="4034033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="between LANs Router Client n Client 1 Server LAN 1 LAN 2 Router Bridge" xmpDM:startTime="4034033" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a Virtual LAN Users Switches Servers Switches Router Marketing LAN Engineering LAN Manufacturing LAN Router Physical View Logical" xmpDM:startTime="4118467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="View" xmpDM:startTime="4118467" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual LAN Virtual LAN = Broadcasts and multicast goes only to the nodes in the virtual LAN LAN membership defined" xmpDM:startTime="4213333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="by the network manager  Virtual S S S R R" xmpDM:startTime="4213333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Types of Virtual LANs Layer-1 VLAN = Group of Physical ports Layer-2 VLAN = Group of MAC addresses Layer-3 VLAN" xmpDM:startTime="4319600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="= IP subnet 1 2 23.45.6" xmpDM:startTime="4319600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IPX VLAN1 VLAN2 Switch Port A1  A2  A3  B1  B2  A1B234565600 D34578923434 1345678903333 3438473450555 4387434304343" xmpDM:startTime="4319600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="4780357056135 4153953470641 3473436374133 3403847333412 3483434343143 4343134134234 21B234565600 634578923434 8345678903333 9438473450555 5387434304343 6780357056135 9153953470641 0473436374133 8403847333412 8483434343143 0343134134234 VLAN1 VLAN2 VLAN" xmpDM:startTime="4319600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="" xmpDM:startTime="4319600" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.1Q-2011" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tag Tag Protocol Identifier (TPI) Priority Code Point (PCP): 3 bits = 8 priorities 0..7" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(High) Canonical Format Indicator (CFI): 0  Standard Ethernet, 1  IBM Token Ring format (non-canonical or non-standard) CFI now" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replaced by Drop Eligibility Indicator (DEI) VLAN Identifier (12 bits  4095 VLANs) Switches forward based on MAC address +" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VLAN ID Unknown addresses are flooded." xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Canonical vs." xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="MSB Addresses, http://support.lexmark.com/index?page=content&amp;id=HO1299&amp;locale=en&amp;userlocale=EN_US" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: G." xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Santana, “Data Center Virtualization Fundamentals,” Cisco Press, 2014, ISBN:1587143240 DA SA TPI Priority T/L CFI/DEI VLAN ID Data CRC DA" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="SA T/L Data CRC 32b IEEE 802.1Q-2011" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Header 16b 3b 1b 12b 16b 32b 48b 48b Untagged Frame Tagged Frame" xmpDM:startTime="4479300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local Area Networks : Review IEEE 802.3" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="uses a truncated binary exponential backoff." xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet uses 48-bit addresses of which the first bit is the unicast/multicast, 2nd bit is universal/local, 22-bits are OUI (Organizationally" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="unique identifier)." xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet bridges are transparent and self-learning using source addresses in the frame Bridges are layer 2 devices while routers are" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="layer 3 devices and do not forward layer 2 broadcasts Address Resolution Protocol (ARP) is used to find the MAC" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="address for a given IP address and vice versa." xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.1Q" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="tag in Ethernet frames allows a LAN to be divided in to multiple VLANs." xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Broadcasts are limited to each VLAN and you need a router to go from one VLAN to another." xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Section 6.4," xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Review Questions R9-R16" xmpDM:startTime="4626000" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.1Q-2011" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Tag Tag Protocol Identifier (TPI) Priority Code Point (PCP): 3 bits = 8 priorities 0..7" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="(High) Canonical Format Indicator (CFI): 0  Standard Ethernet, 1  IBM Token Ring format (non-canonical or non-standard) CFI now" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="replaced by Drop Eligibility Indicator (DEI) VLAN Identifier (12 bits  4095 VLANs) Switches forward based on MAC address +" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="VLAN ID Unknown addresses are flooded." xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: Canonical vs." xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="MSB Addresses, http://support.lexmark.com/index?page=content&amp;id=HO1299&amp;locale=en&amp;userlocale=EN_US" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ref: G." xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Santana, “Data Center Virtualization Fundamentals,” Cisco Press, 2014, ISBN:1587143240 DA SA TPI Priority T/L CFI/DEI VLAN ID Data CRC DA" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="SA T/L Data CRC 32b IEEE 802.1Q-2011" xmpDM:startTime="4627800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Header 16b 3b 1b 12b 16b 32b 48b 48b Untagged Frame Tagged Frame" xmpDM:startTime="4627800" 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="Switched Local Area  Networks" xmpDM:startTime="0" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="0" tscDM:imageoffset="0" tscDM:imagerect="0, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Frame Structure" xmpDM:startTime="8633" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="1" tscDM:imageoffset="0" tscDM:imagerect="75, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Standards" xmpDM:startTime="474867" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="2" tscDM:imageoffset="0" tscDM:imagerect="150, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Frame Structure" xmpDM:startTime="755167" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="3" tscDM:imageoffset="0" tscDM:imagerect="225, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local Area  Networks" xmpDM:startTime="755200" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="4" tscDM:imageoffset="0" tscDM:imagerect="300, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Multiple Access Links and Protocols: Review" xmpDM:startTime="758167" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="5" tscDM:imageoffset="0" tscDM:imagerect="375, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local Area  Networks" xmpDM:startTime="759433" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="6" tscDM:imageoffset="0" tscDM:imagerect="450, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Frame Structure" xmpDM:startTime="759800" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="7" tscDM:imageoffset="0" tscDM:imagerect="525, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet Standards" xmpDM:startTime="761433" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="8" tscDM:imageoffset="0" tscDM:imagerect="600, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet vs. IEEE 802.3" xmpDM:startTime="834267" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="9" tscDM:imageoffset="0" tscDM:imagerect="675, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Ethernet and 802.3 Frame Formats" xmpDM:startTime="973067" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="10" tscDM:imageoffset="0" tscDM:imagerect="750, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802 Address Format" xmpDM:startTime="1158000" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="11" tscDM:imageoffset="0" tscDM:imagerect="825, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Presentation Paused" xmpDM:startTime="1383967" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="12" tscDM:imageoffset="0" tscDM:imagerect="900, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Presentation Resumed" xmpDM:startTime="1390300" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="13" tscDM:imageoffset="0" tscDM:imagerect="975, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges" xmpDM:startTime="1707333" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="14" tscDM:imageoffset="0" tscDM:imagerect="1050, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="1868233" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="15" tscDM:imageoffset="0" tscDM:imagerect="1125, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges" xmpDM:startTime="2093733" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="16" tscDM:imageoffset="0" tscDM:imagerect="1200, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="2094967" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="17" tscDM:imageoffset="0" tscDM:imagerect="1275, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet" xmpDM:startTime="2103867" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="18" tscDM:imageoffset="0" tscDM:imagerect="1350, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="2413000" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="19" tscDM:imageoffset="0" tscDM:imagerect="1425, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet" xmpDM:startTime="2756367" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="20" tscDM:imageoffset="0" tscDM:imagerect="1500, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="2756767" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="21" tscDM:imageoffset="0" tscDM:imagerect="1575, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges" xmpDM:startTime="2757267" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="22" tscDM:imageoffset="0" tscDM:imagerect="1650, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="2776167" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="23" tscDM:imageoffset="0" tscDM:imagerect="1725, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet" xmpDM:startTime="2776533" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="24" tscDM:imageoffset="0" tscDM:imagerect="1800, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="2777200" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="25" tscDM:imageoffset="0" tscDM:imagerect="1875, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet" xmpDM:startTime="2817900" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="26" tscDM:imageoffset="0" tscDM:imagerect="1950, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="2818067" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="27" tscDM:imageoffset="0" tscDM:imagerect="2025, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridges" xmpDM:startTime="2818333" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="28" tscDM:imageoffset="0" tscDM:imagerect="2100, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bridge: Functions" xmpDM:startTime="2837667" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="29" tscDM:imageoffset="0" tscDM:imagerect="2175, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Full-Duplex Ethernet" xmpDM:startTime="2838200" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="30" tscDM:imageoffset="0" tscDM:imagerect="2250, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="2838900" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="31" tscDM:imageoffset="0" tscDM:imagerect="2325, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3004500" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="32" tscDM:imageoffset="0" tscDM:imagerect="2400, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="3008967" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="33" tscDM:imageoffset="0" tscDM:imagerect="2475, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3014167" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="34" tscDM:imageoffset="0" tscDM:imagerect="2550, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="3016133" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="35" tscDM:imageoffset="0" tscDM:imagerect="2625, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3021467" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="36" tscDM:imageoffset="0" tscDM:imagerect="2700, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Interconnection Devices" xmpDM:startTime="3061667" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="37" tscDM:imageoffset="0" tscDM:imagerect="2775, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3081367" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="38" tscDM:imageoffset="0" tscDM:imagerect="2850, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops" xmpDM:startTime="3551000" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="39" tscDM:imageoffset="0" tscDM:imagerect="2925, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3553333" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="40" tscDM:imageoffset="0" tscDM:imagerect="3000, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops" xmpDM:startTime="3576767" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="41" tscDM:imageoffset="0" tscDM:imagerect="3075, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Address Resolution Protocol" xmpDM:startTime="3588800" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="42" tscDM:imageoffset="0" tscDM:imagerect="3150, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IP over Multiple Hops" xmpDM:startTime="3618033" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="43" tscDM:imageoffset="0" tscDM:imagerect="3225, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Homework 6B: Collision Detection" xmpDM:startTime="3797133" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="44" tscDM:imageoffset="0" tscDM:imagerect="3300, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6: Ethernet and ARP" xmpDM:startTime="4012367" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="45" tscDM:imageoffset="0" tscDM:imagerect="3375, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont)" xmpDM:startTime="4028167" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="46" tscDM:imageoffset="0" tscDM:imagerect="3450, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Lab 6 (Cont)" xmpDM:startTime="4028767" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="47" tscDM:imageoffset="0" tscDM:imagerect="3525, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name=" Lab 6 (Cont)" xmpDM:startTime="4030133" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="48" tscDM:imageoffset="0" tscDM:imagerect="3600, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a LAN?" xmpDM:startTime="4031067" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="49" tscDM:imageoffset="0" tscDM:imagerect="3675, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name=" Lab 6 (Cont)" xmpDM:startTime="4032933" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="50" tscDM:imageoffset="0" tscDM:imagerect="3750, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a LAN?" xmpDM:startTime="4034033" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="51" tscDM:imageoffset="0" tscDM:imagerect="3825, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="What is a Virtual LAN" xmpDM:startTime="4118467" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="52" tscDM:imageoffset="0" tscDM:imagerect="3900, 0, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Presentation Paused" xmpDM:startTime="4210067" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="53" tscDM:imageoffset="0" tscDM:imagerect="50, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Presentation Resumed" xmpDM:startTime="4210267" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="54" tscDM:imageoffset="0" tscDM:imagerect="125, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Virtual LAN" xmpDM:startTime="4213333" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="55" tscDM:imageoffset="0" tscDM:imagerect="200, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Types of Virtual LANs" xmpDM:startTime="4319600" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="56" tscDM:imageoffset="0" tscDM:imagerect="275, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.1Q-2011 Tag" xmpDM:startTime="4479300" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="57" tscDM:imageoffset="0" tscDM:imagerect="350, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Switched Local Area Networks : Review" xmpDM:startTime="4626000" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="58" tscDM:imageoffset="0" tscDM:imagerect="425, 56, 75, 56"/></rdf:li><rdf:li><rdf:Description xmpDM:name="IEEE 802.1Q-2011 Tag" xmpDM:startTime="4627800" tscDM:image="i_6lan2_Thumbnails.png" tscDM:imageindex="59" tscDM:imageoffset="0" tscDM:imagerect="500, 56, 75, 56"/></rdf:li></rdf:Seq>
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         <tscDM:controller>
            <rdf:Description xmpDM:name="tscplayer">
               <tscDM:parameters>
                  <rdf:Bag>
                     <rdf:li xmpDM:name="autohide" xmpDM:value="false"/><rdf:li xmpDM:name="autoplay" xmpDM:value="true"/><rdf:li xmpDM:name="loop" xmpDM:value="false"/><rdf:li xmpDM:name="searchable" xmpDM:value="true"/><rdf:li xmpDM:name="captionsenabled" xmpDM:value="false"/><rdf:li xmpDM:name="sidebarenabled" xmpDM:value="false"/><rdf:li xmpDM:name="unicodeenabled" xmpDM:value="false"/><rdf:li xmpDM:name="backgroundcolor" xmpDM:value="000000"/><rdf:li xmpDM:name="sidebarlocation" xmpDM:value="left"/><rdf:li xmpDM:name="endaction" xmpDM:value="stop"/><rdf:li xmpDM:name="endactionparam" xmpDM:value="true"/><rdf:li xmpDM:name="locale" xmpDM:value="en-US"/></rdf:Bag>
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               <tscDM:controllerText>
                  <rdf:Bag>
                  </rdf:Bag>
               </tscDM:controllerText>
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         </tscDM:controller>
         <tscDM:contentList>
            <rdf:Description>
               <tscDM:files>
                  <rdf:Seq>
                     <rdf:li xmpDM:name="0" xmpDM:value="i_6lan2.mp4"/><rdf:li xmpDM:name="1" xmpDM:value="i_6lan2_First_Frame.png"/><rdf:li xmpDM:name="2" xmpDM:value="i_6lan2_Thumbnails.png"/></rdf:Seq>
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</x:xmpmeta>