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This chapter consists of these sections: • Catalyst 4000 Series Switches, page 1-1 • Catalyst 2948G Switch, page 1-2 • Catalyst 2980G Switch, page 1-3 • Supervisor Engine Software, page 1-3 Catalyst 4000 Series Switches Note For installation information and a complete description of media. Table 1-1 Catalyst 4000 Series and Catalyst 4500 Series Switches Product Number Catalyst 4000 Series WS-C4003 WS-C4006 Chassis Description Catalyst 4003 • Modular 3-slot chassis •...
This chapter consists of these sections: • Catalyst 4000 Series Switches, page 1-1 • Catalyst 2948G Switch, page 1-2 • Catalyst 2980G Switch, page 1-3 • Supervisor Engine Software, page 1-3 Catalyst 4000 Series Switches Note For installation information and a complete description of media. Table 1-1 Catalyst 4000 Series and Catalyst 4500 Series Switches Product Number Catalyst 4000 Series WS-C4003 WS-C4006 Chassis Description Catalyst 4003 • Modular 3-slot chassis •...
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... Ethernet ports • 48 10/100BASE-TX Fast Ethernet ports Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 1-2 78-15486-01 Table 1-2 describes the Catalyst 2948G switch. Catalyst 2948G Switch Chapter 1 Product Overview Table 1-1 Catalyst 4000 Series and Catalyst 4500 Series Switches (continued) Product Number WS-C4912G Catalyst 4500 Series WS-C4503 WS-C4506 Chassis Description Catalyst 4912G • Fixed-configuration switch • 12-Gbps...
... Ethernet ports • 48 10/100BASE-TX Fast Ethernet ports Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 1-2 78-15486-01 Table 1-2 describes the Catalyst 2948G switch. Catalyst 2948G Switch Chapter 1 Product Overview Table 1-1 Catalyst 4000 Series and Catalyst 4500 Series Switches (continued) Product Number WS-C4912G Catalyst 4500 Series WS-C4503 WS-C4506 Chassis Description Catalyst 4912G • Fixed-configuration switch • 12-Gbps...
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... Guide. Table 1-3 describes the Catalyst 2980G switch. The Catalyst enterprise LAN switches share a command-line interface (CLI) with which is factory installed on the module. Table 1-3 Catalyst 2980G Switch Product Number WS-C2980G-A Chassis Description Catalyst 2980G • Fixed-configuration switch • 12-Gbps backplane • Optional redundant power supplies • Two 1000BASE-X (GBIC) Gigabit Ethernet ports • 80 10/100BASE-TX Fast Ethernet...
... Guide. Table 1-3 describes the Catalyst 2980G switch. The Catalyst enterprise LAN switches share a command-line interface (CLI) with which is factory installed on the module. Table 1-3 Catalyst 2980G Switch Product Number WS-C2980G-A Chassis Description Catalyst 2980G • Fixed-configuration switch • 12-Gbps backplane • Optional redundant power supplies • Two 1000BASE-X (GBIC) Gigabit Ethernet ports • 80 10/100BASE-TX Fast Ethernet...
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... Testing LEDs.... WS-X4012 bootrom version 4.5(1), built on the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches are in ROM monitor mode, the prompt changes to enter ROM monitor mode. switch port 10: . Note For complete descriptions of a Catalyst 4003 switch. nvram: . From the ROM monitor mode, you are similar. switch port 7: . switch port 0: . switch port 9: . Example of a Catalyst 4003 Bootup Display...
... Testing LEDs.... WS-X4012 bootrom version 4.5(1), built on the Catalyst 4912G, the Catalyst 2948G, and the Catalyst 2980G switches are in ROM monitor mode, the prompt changes to enter ROM monitor mode. switch port 10: . Note For complete descriptions of a Catalyst 4003 switch. nvram: . From the ROM monitor mode, you are similar. switch port 7: . switch port 0: . switch port 9: . Example of a Catalyst 4003 Bootup Display...
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... 3 Passed Exiting Off-line Diagnostics IP address for Module 3: WS-X4306 Port status: (. = Pass, F = Fail, ? = no GBIC) 1: . 2: . 3: . 4: ? 5: ? 6: ? Module 2 Passed Power-on page 3-9. 2-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console Enter password... to Obtain an IP Address Configuration" section on -self-test for Catalyst not configured BOOTP/DHCP will commence after the ports are online Ports are coming online ... Example of a Catalyst 4003 Bootup Display Chapter 2 Using the Command-Line Interface 41: ....
... 3 Passed Exiting Off-line Diagnostics IP address for Module 3: WS-X4306 Port status: (. = Pass, F = Fail, ? = no GBIC) 1: . 2: . 3: . 4: ? 5: ? 6: ? Module 2 Passed Power-on page 3-9. 2-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Console Enter password... to Obtain an IP Address Configuration" section on -self-test for Catalyst not configured BOOTP/DHCP will commence after the ports are online Ports are coming online ... Example of a Catalyst 4003 Bootup Display Chapter 2 Using the Command-Line Interface 41: ....
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... Gigabit Ethernet Switching Table 5-1 Send Capability by Switch Type, Module, and Ports Switch Type Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 2948G Catalyst 2980G Module All modules except WS-X4418-GB and WS-X4412-2GB-T WS-X4418-GB WS-X4418-GB WS-X4412-2GB-T WS-X4412-2GB-T WS-X4424-GB-RJ45 WS-X4448-GB...
... Gigabit Ethernet Switching Table 5-1 Send Capability by Switch Type, Module, and Ports Switch Type Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 2948G Catalyst 2980G Module All modules except WS-X4418-GB and WS-X4412-2GB-T WS-X4418-GB WS-X4418-GB WS-X4412-2GB-T WS-X4412-2GB-T WS-X4424-GB-RJ45 WS-X4448-GB...
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... refers to exchange flow-control parameters, remote fault information, and duplex information (even though Cisco Gigabit Ethernet ports only support full-duplex mode). Note Port negotiation is full. With Gigabit...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-3 Gigabit Ethernet port negotiation is used to the local Gigabit EtherChannel module port. 2. Chapter 5 Configuring Gigabit Ethernet Switching Understanding How Gigabit Ethernet Works Understanding How Port Negotiation Works Caution Unlike autonegotiation with 10/100...
... refers to exchange flow-control parameters, remote fault information, and duplex information (even though Cisco Gigabit Ethernet ports only support full-duplex mode). Note Port negotiation is full. With Gigabit...Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-3 Gigabit Ethernet port negotiation is used to the local Gigabit EtherChannel module port. 2. Chapter 5 Configuring Gigabit Ethernet Switching Understanding How Gigabit Ethernet Works Understanding How Port Negotiation Works Caution Unlike autonegotiation with 10/100...
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... ports (possible blocking). • WS-X4424-GB-RJ45 This 10/100/100BASE-TX module provides 24 oversubscribed ports (possible blocking). • WS-X4448-GB-RJ24 This 10/100/100BASE-TX module provides 48 oversubscribed ports (possible blocking). • WS-X4448-LX This Gigabit Ethernet optical...Table 5-5 shows how the oversubscribed ports are grouped for Module WS-X4424-GB-RJ45 1, 2, 3, 4 5, 6, 7, 8 9, 10, 11, 12 13, 14, 15, 16 17, 18, 19, 20 21, 22, 23, 24 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-4 78-15486-01 These ...
... ports (possible blocking). • WS-X4424-GB-RJ45 This 10/100/100BASE-TX module provides 24 oversubscribed ports (possible blocking). • WS-X4448-GB-RJ24 This 10/100/100BASE-TX module provides 48 oversubscribed ports (possible blocking). • WS-X4448-LX This Gigabit Ethernet optical...Table 5-5 shows how the oversubscribed ports are grouped for Module WS-X4424-GB-RJ45 1, 2, 3, 4 5, 6, 7, 8 9, 10, 11, 12 13, 14, 15, 16 17, 18, 19, 20 21, 22, 23, 24 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-4 78-15486-01 These ...
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... on. You can burst up to servers and hosts that support the Port Aggregation Protocol (PAgP). Table 5-8 Oversubscribed Port Groupings for Module WS-X4448-GB-RJ45 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 17, 18, 19, 20, 25, 26, 27, 28, 33, 34, 35, 36, 41, 42, 43...switch (Tx and Rx) while maintaining an average of an 18-port server switching module (WS-X4418-GB) connecting multiple network servers and high-end workstations to the switch through a two-port Gigabit EtherChannel trunk link providing 2-Gbps bandwidth. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... on. You can burst up to servers and hosts that support the Port Aggregation Protocol (PAgP). Table 5-8 Oversubscribed Port Groupings for Module WS-X4448-GB-RJ45 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 17, 18, 19, 20, 25, 26, 27, 28, 33, 34, 35, 36, 41, 42, 43...switch (Tx and Rx) while maintaining an average of an 18-port server switching module (WS-X4418-GB) connecting multiple network servers and high-end workstations to the switch through a two-port Gigabit EtherChannel trunk link providing 2-Gbps bandwidth. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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...Switching Figure 5-1 Example of a Server Switching Network Topology Network backbone Backbone switch CAUTION THIS ASSEMBLY CONTAINS ELECTROSTATICSENSITIVE DEVICES 0% 100% 18069 Gigabit EtherChannel bundles Server A Server B Workstation 1 Workstation 3 Server D Workstation 4 Server C Workstation 2 Default Gigabit Ethernet Configuration Table 5-10 shows the Gigabit Ethernet default configuration. Table 5-10... Disabled on all Gigabit Ethernet ports (auto mode) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-6 78-15486-01
...Switching Figure 5-1 Example of a Server Switching Network Topology Network backbone Backbone switch CAUTION THIS ASSEMBLY CONTAINS ELECTROSTATICSENSITIVE DEVICES 0% 100% 18069 Gigabit EtherChannel bundles Server A Server B Workstation 1 Workstation 3 Server D Workstation 4 Server C Workstation 2 Default Gigabit Ethernet Configuration Table 5-10 shows the Gigabit Ethernet default configuration. Table 5-10... Disabled on all Gigabit Ethernet ports (auto mode) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-6 78-15486-01
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... channel mode set port channel 3/5-6 on connected ports causes the specified ports to forwarding mode). 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-7 When you create an EtherChannel, an administrative group number is assigned automatically if one...is not already assigned to on 57 835 Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Console> (enable) Defining an EtherChannel Administrative Group You can configure as an EtherChannel, verify the ...
... channel mode set port channel 3/5-6 on connected ports causes the specified ports to forwarding mode). 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-7 When you create an EtherChannel, an administrative group number is assigned automatically if one...is not already assigned to on 57 835 Port Device-ID Port-ID Platform 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Console> (enable) Defining an EtherChannel Administrative Group You can configure as an EtherChannel, verify the ...
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... 20 1/1 notconnect on 768 20 1/2 connected on 768 Admin Port Device-ID Port-ID Platform group 20 1/1 20 1/2 066510644(cat26-lnf(NET25)) 2/1 WS-C6009 Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-8 78-15486-01 Command set port channel port_list admin_group show channel group [admin_group] This example shows how to...
... 20 1/1 notconnect on 768 20 1/2 connected on 768 Admin Port Device-ID Port-ID Platform group 20 1/1 20 1/2 066510644(cat26-lnf(NET25)) 2/1 WS-C6009 Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-8 78-15486-01 Command set port channel port_list admin_group show channel group [admin_group] This example shows how to...
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...tree port VLAN cost for channel ID 768: Console> (enable) show port channel [mod_num[/port_num]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-9 Console> (enable) Removing an EtherChannel Bundle To return a Fast EtherChannel or Gigabit EtherChannel..., perform this task on 768 Admin Port Device-ID Port-ID Platform group 20 1/1 20 1/2 066510644(cat26-lnf(NET25)) 2/1 WS-C6009 Console> (enable) Console> (enable) set channel vlancost 768 12 Channel 768 vlancost set to set channel vlancost {channel_id |...
...tree port VLAN cost for channel ID 768: Console> (enable) show port channel [mod_num[/port_num]] 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-9 Console> (enable) Removing an EtherChannel Bundle To return a Fast EtherChannel or Gigabit EtherChannel..., perform this task on 768 Admin Port Device-ID Port-ID Platform group 20 1/1 20 1/2 066510644(cat26-lnf(NET25)) 2/1 WS-C6009 Console> (enable) Console> (enable) set channel vlancost 768 12 Channel 768 vlancost set to set channel vlancost {channel_id |...
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...Status Channel Admin Channel Speed Duplex Vlan mode group id 3/5 connected on 56 835 a-100 a-full 1 3/6 connected on 56 835 a-100 a-full 1 Port ifIndex Oper-group Neighbor Oper-Distribution PortSecurity/ Oper-group Method Dynamic ... 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1...
...Status Channel Admin Channel Speed Duplex Vlan mode group id 3/5 connected on 56 835 a-100 a-full 1 3/6 connected on 56 835 a-100 a-full 1 Port ifIndex Oper-group Neighbor Oper-Distribution PortSecurity/ Oper-group Method Dynamic ... 3/5 069003103(5500) 3/5 WS-C4000 3/6 069003103(5500) 3/6 WS-C4000 Port Trunk-status Trunk-type Trunk-vlans 3/5 not-trunking negotiate 1-1005 3/6 not-trunking negotiate 1-1005 Port Portvlancost-vlans 3/5 3/6 6-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1...
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...(Sw 3/2 1/3 connected desirable channel WS-C4003 JAB023806(Sw 3/3 1/4 connected desirable channel WS-C4003 JAB023806(Sw 3/4 Switch_A> (enable) Switch_B> (enable) show port channel command to configure a two-port Gigabit EtherChannel link between two switches. Figure 6-2 shows two switches connected through four 1000BASE-SX Gigabit Ethernet ports. 6-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
...(Sw 3/2 1/3 connected desirable channel WS-C4003 JAB023806(Sw 3/3 1/4 connected desirable channel WS-C4003 JAB023806(Sw 3/4 Switch_A> (enable) Switch_B> (enable) show port channel command to configure a two-port Gigabit EtherChannel link between two switches. Figure 6-2 shows two switches connected through four 1000BASE-SX Gigabit Ethernet ports. 6-14 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78...
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...(enable) show port channel Port Status Channel Channel Neighbor Neighbor mode status device port 2/1 connected on channel WS-C4003 JAB023806LN( 3/1 2/2 connected on channel WS-C4003 JAB023806LN( 3/2 Switch_A> (enable) Switch_B> (enable) show that forces the port to channel without... channeling, use LACP. Table 6-2 describes the EtherChannel modes that prevents the port from channeling. 6-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If you are configuring EtherChannel using PAgP, see the "...
...(enable) show port channel Port Status Channel Channel Neighbor Neighbor mode status device port 2/1 connected on channel WS-C4003 JAB023806LN( 3/1 2/2 connected on channel WS-C4003 JAB023806LN( 3/2 Switch_A> (enable) Switch_B> (enable) show that forces the port to channel without... channeling, use LACP. Table 6-2 describes the EtherChannel modes that prevents the port from channeling. 6-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If you are configuring EtherChannel using PAgP, see the "...
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... Channel Channel Neighbor Neighbor mode status device port 3/3 connected auto channel WS-C4003 JAB023806(Sw 2/3 3/4 connected auto channel WS-C4003 JAB023806(Sw 2/4 3/5 connected auto channel WS-C4003 JAB023806(Sw 2/5 3/6 connected auto channel WS-C4003 JAB023806(Sw 2/6 Switch_B> (enable) 11-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Example VLAN Trunk Configurations...
... Channel Channel Neighbor Neighbor mode status device port 3/3 connected auto channel WS-C4003 JAB023806(Sw 2/3 3/4 connected auto channel WS-C4003 JAB023806(Sw 2/4 3/5 connected auto channel WS-C4003 JAB023806(Sw 2/5 3/6 connected auto channel WS-C4003 JAB023806(Sw 2/6 Switch_B> (enable) 11-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Example VLAN Trunk Configurations...
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...module status on a Catalyst 2948G switch: Console> (enable) show module Mod Slot Ports Module-Type Model Status 11 0 Switching Supervisor WS-X2948 ok 2 1 50 10/100/1000 Ethernet WS-X2948G ok Mod Module-Name Serial-Num 1 Supervisor JAB023807H1 2 Switch Ports JAB023807H1 Mod MAC-... Last-Src-Addr Shutdown Trap IfIndex 3/1 disabled No disabled 15 3/2 disabled No disabled 16 20-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Specify a particular module number to a particular port, you must...
...module status on a Catalyst 2948G switch: Console> (enable) show module Mod Slot Ports Module-Type Model Status 11 0 Switching Supervisor WS-X2948 ok 2 1 50 10/100/1000 Ethernet WS-X2948G ok Mod Module-Name Serial-Num 1 Supervisor JAB023807H1 2 Switch Ports JAB023807H1 Mod MAC-... Last-Src-Addr Shutdown Trap IfIndex 3/1 disabled No disabled 15 3/2 disabled No disabled 16 20-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Specify a particular module number to a particular port, you must...
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... Displaying Port Capabilities You can display the capabilities of any port in a switch using the show port capabilities 3/5 Model WS-X4148 Port 3/5 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable...,none SPAN source,destination Model WS-X4148 Port 2/2 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1...
... Displaying Port Capabilities You can display the capabilities of any port in a switch using the show port capabilities 3/5 Model WS-X4148 Port 3/5 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable...,none SPAN source,destination Model WS-X4148 Port 2/2 Type 10/100BaseTX Speed auto,10,100 Duplex half,full Trunk encap type 802.1Q Trunk mode on,off ,desirable,auto,nonegotiate Channel 3/1-48 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1...
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...the device capability codes for connected Cisco devices: Console> (enable) show cdp neighbors * - Port Device-ID Port-ID Platform 2/3 JAB023807H1(2948) 2/2 WS-C2948 3/1 JAB023806JR(4003) 2/1 WS-C4003 3/2 JAB023806JR(4003) 2/2 WS-C4003 3/5 JAB023806JR(4003) 2/5 WS-C4003 3/6 JAB023806JR(4003) 2/6 WS-C4003 Console> (enable) This example... 21 Configuring CDP Configuring CDP on the neighbor device, as indicated by Cisco Systems, Inc. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 21-5
...the device capability codes for connected Cisco devices: Console> (enable) show cdp neighbors * - Port Device-ID Port-ID Platform 2/3 JAB023807H1(2948) 2/2 WS-C2948 3/1 JAB023806JR(4003) 2/1 WS-C4003 3/2 JAB023806JR(4003) 2/2 WS-C4003 3/5 JAB023806JR(4003) 2/5 WS-C4003 3/6 JAB023806JR(4003) 2/6 WS-C4003 Console> (enable) This example... 21 Configuring CDP Configuring CDP on the neighbor device, as indicated by Cisco Systems, Inc. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 21-5