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... Status and Connectivity Describes how to display information about modules and switch ports and how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring CDP Describes how to check connectivity using ping, Telnet, and IP traceroute. Configuring SPAN and RSPAN Describes how to configure unicast flood blocking on the switch. Configuring Unicast Flood Blocking Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... Status and Connectivity Describes how to display information about modules and switch ports and how to configure Cisco Discovery Protocol (CDP) on the switch. Configuring CDP Describes how to check connectivity using ping, Telnet, and IP traceroute. Configuring SPAN and RSPAN Describes how to configure unicast flood blocking on the switch. Configuring Unicast Flood Blocking Describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on the switch. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... hardware documentation for example, using a terminal emulation program on a PC or using set commands) to see the "Example of a Catalyst 4003 Bootup Display" section on page 2-9). These sections describe how to access the switch CLI: • Accessing the CLI Through the Console Port, page 2-2 • Accessing the CLI Through Telnet, page 2-3 Accessing the CLI Through the Console Port Note For complete information on how to connect a terminal to the supervisor engine console port, refer to change switch parameters. Accessing the Switch CLI Chapter 2 Using the Command-Line Interface...
... hardware documentation for example, using a terminal emulation program on a PC or using set commands) to see the "Example of a Catalyst 4003 Bootup Display" section on page 2-9). These sections describe how to access the switch CLI: • Accessing the CLI Through the Console Port, page 2-2 • Accessing the CLI Through Telnet, page 2-3 Accessing the CLI Through the Console Port Note For complete information on how to connect a terminal to the supervisor engine console port, refer to change switch parameters. Accessing the Switch CLI Chapter 2 Using the Command-Line Interface...
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... Default Gateway." Escape character is on configuring passwords and controlling access to change the configuration. For more information about setting the IP address and default gateway, see Chapter 30, "Configuring Switch Access Using AAA." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-3 Connected to a switch with an IP address and default gateway, if necessary. Switch CLI Command Modes The switch CLI supports two modes of the switch. (You must first set the IP address (and in order to use the telnet command...
... Default Gateway." Escape character is on configuring passwords and controlling access to change the configuration. For more information about setting the IP address and default gateway, see Chapter 30, "Configuring Switch Access Using AAA." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-3 Connected to a switch with an IP address and default gateway, if necessary. Switch CLI Command Modes The switch CLI supports two modes of the switch. (You must first set the IP address (and in order to use the telnet command...
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... switch CLI, enter the exit command. Console> (enable) disable Console> Accessing Help Enter help menu, and, when appropriate, parameter ranges are used only in normal or privileged mode to see the user-level command-line prompt. The system displays all valid keywords and arguments as follows: Console> (enable) set ip ? Otherwise, enter the normal-mode password for IP Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... switch CLI, enter the exit command. Console> (enable) disable Console> Accessing Help Enter help menu, and, when appropriate, parameter ranges are used only in normal or privileged mode to see the user-level command-line prompt. The system displays all valid keywords and arguments as follows: Console> (enable) set ip ? Otherwise, enter the normal-mode password for IP Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... Access the switch from a remote host with one default gateway reachable through the sc0 interface and one reachable through the console port and you enter the slip attach command, you are connected to restore the console port connection. Enable SLIP for the SLIP connection. Use Telnet to access the switch, enter privileged mode, and enter the slip detach command to the switch CLI through the me1 interface: Console> (enable) show ip route Fragmentation Redirect Unreachable enabled enabled enabled The primary gateway: 172...
... Access the switch from a remote host with one default gateway reachable through the sc0 interface and one reachable through the console port and you enter the slip attach command, you are connected to restore the console port connection. Enable SLIP for the SLIP connection. Use Telnet to access the switch, enter privileged mode, and enter the slip detach command to the switch CLI through the me1 interface: Console> (enable) show ip route Fragmentation Redirect Unreachable enabled enabled enabled The primary gateway: 172...
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... manual or automatic allocation methods.) Set the sc0 interface IP address to DNS server table as the default gateway address) are set correctly. To renew or release a DHCP-assigned IP address on a DHCP-assigned IP address. server configuration, mapping the MAC address of these tasks in the DHCP, BOOTP, or RARP - set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For DHCP, confirm that the sc0 interface IP show ip route...
... manual or automatic allocation methods.) Set the sc0 interface IP address to DNS server table as the default gateway address) are set correctly. To renew or release a DHCP-assigned IP address on a DHCP-assigned IP address. server configuration, mapping the MAC address of these tasks in the DHCP, BOOTP, or RARP - set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 For DHCP, confirm that the sc0 interface IP show ip route...
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... and LACP to off. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 All ports are reset to the nonchanneling state. • Ports with different dot1q port types cannot form a channel. • Ports with different jumbo frame configurations cannot form a channel. • Ports with ports where the port security feature is added to a channel. • VLAN Trunking Protocol (VTP) and Dual Ring Protocol (DRiP) run on the channel. • During fast switchover...
... and LACP to off. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 All ports are reset to the nonchanneling state. • Ports with different dot1q port types cannot form a channel. • Ports with different jumbo frame configurations cannot form a channel. • Ports with ports where the port security feature is added to a channel. • VLAN Trunking Protocol (VTP) and Dual Ring Protocol (DRiP) run on the channel. • During fast switchover...
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... 4 Step 5 Task Command Specify the IP address for ports 2/1. Console> (enable) set vmps server 192.0.0.1 primary 192.0.0.1 added to VMPS table as backup domain server. Console> (enable) show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486...
... 4 Step 5 Task Command Specify the IP address for ports 2/1. Console> (enable) set vmps server 192.0.0.1 primary 192.0.0.1 added to VMPS table as backup domain server. Console> (enable) show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486...
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... Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 15-1 Note For more information on the Cisco router and the switch. CGMP and IGMP software components run on IP multicast and IGMP, see RFC 1112. Understanding Multicasting and Multicast Services Operation CGMP, IGMP snooping, and GMRP manage multicast traffic in this chapter, refer to configure multicast services...
... Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 15-1 Note For more information on the Cisco router and the switch. CGMP and IGMP software components run on IP multicast and IGMP, see RFC 1112. Understanding Multicasting and Multicast Services Operation CGMP, IGMP snooping, and GMRP manage multicast traffic in this chapter, refer to configure multicast services...
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... 2 Task Command Add one or more multicast MAC addresses to the set cam static 01-33-44-55-66-77 2/6-12 Static multicast entry added to CAM table. To specify multicast router ports manually, perform this task in privileged mode: Step 1 Step 2 Task Manually specify a multicast router port. Verify the configuration. Console> (enable) set cam {static | permanent} multicast_mac CAM table. Console> (enable) show multicast router CGMP enabled IGMP disabled Port --------- 2/1 2/2 3/1 * Vlan 99 255 1 Total Number of Entries = 4 '*' - show multicast router [mod_num...
... 2 Task Command Add one or more multicast MAC addresses to the set cam static 01-33-44-55-66-77 2/6-12 Static multicast entry added to CAM table. To specify multicast router ports manually, perform this task in privileged mode: Step 1 Step 2 Task Manually specify a multicast router port. Verify the configuration. Console> (enable) set cam {static | permanent} multicast_mac CAM table. Console> (enable) show multicast router CGMP enabled IGMP disabled Port --------- 2/1 2/2 3/1 * Vlan 99 255 1 Total Number of Entries = 4 '*' - show multicast router [mod_num...
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... actions apply to IGMP packets, are configured on a per-switch-port basis, and are available to configure IP multicast group profiles consisting of one of IP multicast addresses. Console> (enable) Filtering IGMP Traffic Internet Group Management Protocol (IGMP) filtering allows an administrator to all VLANs that are associated with a filtering and monitoring action. Disable all This example shows how to disable a multicast group entry from multicast router port list. Chapter 15 Configuring Multicast Services Filtering IGMP Traffic VLAN ---1 1 1 1 Dest MAC/Route Des 01-00...
... actions apply to IGMP packets, are configured on a per-switch-port basis, and are available to configure IP multicast group profiles consisting of one of IP multicast addresses. Console> (enable) Filtering IGMP Traffic Internet Group Management Protocol (IGMP) filtering allows an administrator to all VLANs that are associated with a filtering and monitoring action. Disable all This example shows how to disable a multicast group entry from multicast router port list. Chapter 15 Configuring Multicast Services Filtering IGMP Traffic VLAN ---1 1 1 1 Dest MAC/Route Des 01-00...
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... the SNMP configuration. show snmp access-list These examples show how to clear IP addresses that are associated with access-number 101 have been cleared. Display the interface alias. Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to display the SNMP configuration: Console> (enable) show snmp ifalias [ifIndex] 24-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... the SNMP configuration. show snmp access-list These examples show how to clear IP addresses that are associated with access-number 101 have been cleared. Display the interface alias. Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to display the SNMP configuration: Console> (enable) show snmp ifalias [ifIndex] 24-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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...] Set the access rights for notifications. set snmp engineid engineid name for the system default part, which maps community strings of previous versions of SNMP to your NMS documentation (also see the "Using CiscoWorks2000" section on the SNMP commands that are supported by the Catalyst enterprise LAN switches, refer to a target. Configure the RMON2 trap destination table from the NMS. Configuring SNMPv3 from the command-line interface (CLI), perform this task in privileged mode...
...] Set the access rights for notifications. set snmp engineid engineid name for the system default part, which maps community strings of previous versions of SNMP to your NMS documentation (also see the "Using CiscoWorks2000" section on the SNMP commands that are supported by the Catalyst enterprise LAN switches, refer to a target. Configure the RMON2 trap destination table from the NMS. Configuring SNMPv3 from the command-line interface (CLI), perform this task in privileged mode...
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... Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-3 The power supplies have power redundancy. • When using fixed power supplies, choose a power supply that can seriously damage your switch. • If you can support the switch configuration. • When using redundant mode in the Catalyst 4500 series switches: • By default, the power supplies in a Catalyst 4500 series switch are set the power budget to redundant mode and only one power supply is installed, your switch, the switch uses the power supply in power supply...
... Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 28-3 The power supplies have power redundancy. • When using fixed power supplies, choose a power supply that can seriously damage your switch. • If you can support the switch configuration. • When using redundant mode in the Catalyst 4500 series switches: • By default, the power supplies in a Catalyst 4500 series switch are set the power budget to redundant mode and only one power supply is installed, your switch, the switch uses the power supply in power supply...
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... configurable from the CLI and SNMP with the set authentication login attempt command. (You would use the set authentication enable attempt command to set a delay time for console and Telnet connections. Local authentication is three (default) to the switch. When local authentication is enabled together with the set authentication login lockout command. (You would use the set authentication enable lockout command to set login limits for Telnet connections. The switch closes any subsequent accesses and captures the user ID and the IP address...
... configurable from the CLI and SNMP with the set authentication login attempt command. (You would use the set authentication enable attempt command to set a delay time for console and Telnet connections. Local authentication is three (default) to the switch. When local authentication is enabled together with the set authentication login lockout command. (You would use the set authentication enable lockout command to set login limits for Telnet connections. The switch closes any subsequent accesses and captures the user ID and the IP address...
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... old password: Enter new password: Retype new password: Password changed . Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI. Passwords are case sensitive, contain up to set the enable password on the switch: Console> (enable) set password Return on a switch with no password configured), enter your new password, and reenter your new password. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-13 Command set enablepass This example shows...
... old password: Enter new password: Retype new password: Password changed . Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI. Passwords are case sensitive, contain up to set the enable password on the switch: Console> (enable) set password Return on a switch with no password configured), enter your new password, and reenter your new password. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-13 Command set enablepass This example shows...
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... console port. Enter the set password or set localuser user username password pwd privilege privilege_level show localusers Local User Authentication: disabled Username Privilege Level --------- Chapter 30 Configuring Switch Access Using AAA Configuring Authentication Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Connect to the console port. picard 15 Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-15 When prompted for 30 seconds when you are connected to reboot the switch...
... console port. Enter the set password or set localuser user username password pwd privilege privilege_level show localusers Local User Authentication: disabled Username Privilege Level --------- Chapter 30 Configuring Switch Access Using AAA Configuring Authentication Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Connect to the console port. picard 15 Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-15 When prompted for 30 seconds when you are connected to reboot the switch...
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... Method set to mandatory Console> (enable) Disabling Credentials Forwarding To disable the credentials forwarding configuration, perform this task in privileged mode: Task Command Disable the credentials forwarding configuration. Configuring Authentication Chapter 30 Configuring Switch Access Using AAA As an additional layer of authentication for that network service. For example, Telnet prompts for a password. If you do not make Kerberos authentication mandatory and Kerberos authentication fails, the application attempts to authenticate users using the default method...
... Method set to mandatory Console> (enable) Disabling Credentials Forwarding To disable the credentials forwarding configuration, perform this task in privileged mode: Task Command Disable the credentials forwarding configuration. Configuring Authentication Chapter 30 Configuring Switch Access Using AAA As an additional layer of authentication for that network service. For example, Telnet prompts for a password. If you do not make Kerberos authentication mandatory and Kerberos authentication fails, the application attempts to authenticate users using the default method...
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....4-1-2.bin,1; For examples that the new image boots when you reset the switch. Console> (enable) reset system This command will reset the system. Do you are connected to the switch through Telnet, your Telnet session disconnects. Chapter 33 Working with 32768 Kbytes of main memory Autoboot executing command: "boot bootflash:cat4000.6-1-1.bin" CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCC Uncompressing file 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 33...
....4-1-2.bin,1; For examples that the new image boots when you reset the switch. Console> (enable) reset system This command will reset the system. Do you are connected to the switch through Telnet, your Telnet session disconnects. Chapter 33 Working with 32768 Kbytes of main memory Autoboot executing command: "boot bootflash:cat4000.6-1-1.bin" CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCCCC Uncompressing file 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 33...
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... are connected to the switch through Telnet, your Telnet session disconnects. Console> (enable) set boot system flash device:filename prepend command, so that the new image boots when you reset the switch. Presto processor with the new Flash code. Chapter 33 Working with System Software Images Downloading System Software Images to the Switch Using rcp Step 4 Step 5 Step 6 Modify the BOOT environment variable using the reset system command. When the switch reboots, enter the show version 1 Mod Port Model Serial # Versions 1 2 WS-X5530...
... are connected to the switch through Telnet, your Telnet session disconnects. Console> (enable) set boot system flash device:filename prepend command, so that the new image boots when you reset the switch. Presto processor with the new Flash code. Chapter 33 Working with System Software Images Downloading System Software Images to the Switch Using rcp Step 4 Step 5 Step 6 Modify the BOOT environment variable using the reset system command. When the switch reboots, enter the show version 1 Mod Port Model Serial # Versions 1 2 WS-X5530...