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... Understanding How Loop Guard Works 8-6 Configuring PortFast 8-8 Enabling PortFast on an Access Port 8-8 Enabling PortFast on a Trunk Port 8-9 Disabling PortFast 8-10 Resetting PortFast 8-11 Configuring PortFast BPDU Guard 8-11 Enabling PortFast BPDU Guard 8-11 Disabling PortFast BPDU Guard 8-12 Configuring PortFast BPDU Filtering 8-13 Enabling ...Version 1 and Version 2 Configuration Guidelines 9-6 Configuring VTP Version 1 and Version 2 9-6 Configuring a VTP Server 9-7 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 viii 78-15486-01
... Understanding How Loop Guard Works 8-6 Configuring PortFast 8-8 Enabling PortFast on an Access Port 8-8 Enabling PortFast on a Trunk Port 8-9 Disabling PortFast 8-10 Resetting PortFast 8-11 Configuring PortFast BPDU Guard 8-11 Enabling PortFast BPDU Guard 8-11 Disabling PortFast BPDU Guard 8-12 Configuring PortFast BPDU Filtering 8-13 Enabling ...Version 1 and Version 2 Configuration Guidelines 9-6 Configuring VTP Version 1 and Version 2 9-6 Configuring a VTP Server 9-7 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 viii 78-15486-01
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... "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and Static ARP Entries 27-8 Configuring Static Routes 27-9 Scheduling a System Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within... a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power...
... "Cisco Systems Console" Telnet Login Banner 27-5 Defining and Using Command Aliases 27-6 Defining and Using IP Aliases 27-7 Configuring Permanent and Static ARP Entries 27-8 Configuring Static Routes 27-9 Scheduling a System Reset 27-10 Scheduling a Reset at a Specific Time 27-10 Scheduling a Reset Within... a Specified Amount of Time 27-11 Generating System Status Reports for Tech Support 27-12 Power Management 28-1 Understanding How Power Management Works on the Catalyst 4500 Series Switches 28-1 Power...
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...in Authorized and Unauthorized States 31-4 Authentication Server 31-5 802.1x Parameters Configurable on the Switch 31-6 802.1x VLAN Assignment Using a RADIUS Server 31-6 Authentication Default Configuration 31-7 Authentication Configuration ...for Individual Ports 31-9 Setting and Enabling Automatic Reauthentication of the Host 31-10 Manually Reauthenticating the Host 31-10 Enabling Multiple Hosts 31-11 Disabling Multiple Hosts 31-11 Setting the Quiet...End Authenticator-to-Host Frame-Retransmission Number 31-14 Resetting the 802.1x Configuration Parameters to the Default Values 31-15 Catalyst 4500 Series, Catalyst...
...in Authorized and Unauthorized States 31-4 Authentication Server 31-5 802.1x Parameters Configurable on the Switch 31-6 802.1x VLAN Assignment Using a RADIUS Server 31-6 Authentication Default Configuration 31-7 Authentication Configuration ...for Individual Ports 31-9 Setting and Enabling Automatic Reauthentication of the Host 31-10 Manually Reauthenticating the Host 31-10 Enabling Multiple Hosts 31-11 Disabling Multiple Hosts 31-11 Setting the Quiet...End Authenticator-to-Host Frame-Retransmission Number 31-14 Resetting the 802.1x Configuration Parameters to the Default Values 31-15 Catalyst 4500 Series, Catalyst...
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...a4:ff (1024 addresses) Installed memory: 32 MB Testing LEDs.... switch port 3: . switch port 10: . Example of a Catalyst 4003 Bootup Display This example shows the bootup display of startup. WS-X4012 bootrom version 4.5(1), built on the Catalyst 4912G, the Catalyst...if the configuration register is powered on, reset, or when a fatal exception occurs. switch port 6: . rommon 1 > The system will autoboot in TempFs Board type is WS-X4012 DiagBootMode value is "post" Loading diagnostics... enet console port: . switch bandwidth: . Type control-C to prevent ...
...a4:ff (1024 addresses) Installed memory: 32 MB Testing LEDs.... switch port 3: . switch port 10: . Example of a Catalyst 4003 Bootup Display This example shows the bootup display of startup. WS-X4012 bootrom version 4.5(1), built on the Catalyst 4912G, the Catalyst...if the configuration register is powered on, reset, or when a fatal exception occurs. switch port 6: . rommon 1 > The system will autoboot in TempFs Board type is WS-X4012 DiagBootMode value is "post" Loading diagnostics... enet console port: . switch bandwidth: . Type control-C to prevent ...
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...from the server automatically when it boots up. The switch broadcasts ten RARP requests after 10 minutes, the sc0 interface IP address remains set to 0.0.0.0 (provided that RARP requests fail as appropriate: • IP address for the switch (sc0 and me1 interfaces only) • Subnet ...the in -band (sc0) interface IP address to Configure the IP Address and Default Gateway Before you reset or power cycle a switch with a DHCP- If you configure the switch IP address and default gateway, obtain the following information, as well). If no response is received after...
...from the server automatically when it boots up. The switch broadcasts ten RARP requests after 10 minutes, the sc0 interface IP address remains set to 0.0.0.0 (provided that RARP requests fail as appropriate: • IP address for the switch (sc0 and me1 interfaces only) • Subnet ...the in -band (sc0) interface IP address to Configure the IP Address and Default Gateway Before you reset or power cycle a switch with a DHCP- If you configure the switch IP address and default gateway, obtain the following information, as well). If no response is received after...
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... up. Release the lease on a DHCP-assigned IP address. Command set interface sc0 dhcp renew set interface sc0 0.0.0.0 Reset the switch. For DHCP, confirm that the sc0 interface IP show interface address, subnet mask, and broadcast address are set correctly. ...a DHCP-assigned IP address. • Release-Release the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 show interface sl0: flags=51 slip 0.0.0.0 dest 0.0.0.0 sc0: flags=63 vlan 1 ...
... up. Release the lease on a DHCP-assigned IP address. Command set interface sc0 dhcp renew set interface sc0 0.0.0.0 Reset the switch. For DHCP, confirm that the sc0 interface IP show interface address, subnet mask, and broadcast address are set correctly. ...a DHCP-assigned IP address. • Release-Release the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 show interface sl0: flags=51 slip 0.0.0.0 dest 0.0.0.0 sc0: flags=63 vlan 1 ...
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... lists the guidelines and restrictions for configuring a port for the formation of an EtherChannel. • PAgP and LACP manage channels differently. Note Switches can be contiguous or on the same module. • Ensure that you disable a port in an EtherChannel, it is treated as a ... you have to be configured manually, with different port path costs, set spantree portcost command, can change causes all existing EtherChannels to reset to the default channel mode for LACP mode). • Enable all ports in an EtherChannel. Chapter 6 Configuring Fast EtherChannel and Gigabit...
... lists the guidelines and restrictions for configuring a port for the formation of an EtherChannel. • PAgP and LACP manage channels differently. Note Switches can be contiguous or on the same module. • Ensure that you disable a port in an EtherChannel, it is treated as a ... you have to be configured manually, with different port path costs, set spantree portcost command, can change causes all existing EtherChannels to reset to the default channel mode for LACP mode). • Enable all ports in an EtherChannel. Chapter 6 Configuring Fast EtherChannel and Gigabit...
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...in an EtherChannel as dynamic VLAN ports. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 If the allowed range of VLANs ... engine, all channeling ports are pulled down temporarily to cause partner ports to reset. EtherChannel Interaction with other Features This section lists the guidelines and restrictions for EtherChannel...used by IGMP multicast filtering, you must set differently on the ports. • Cisco Discovery Protocol (CDP) runs on all the ports in the EtherChannel. EtherChannel Configuration Guidelines...
...in an EtherChannel as dynamic VLAN ports. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 If the allowed range of VLANs ... engine, all channeling ports are pulled down temporarily to cause partner ports to reset. EtherChannel Interaction with other Features This section lists the guidelines and restrictions for EtherChannel...used by IGMP multicast filtering, you must set differently on the ports. • Cisco Discovery Protocol (CDP) runs on all the ports in the EtherChannel. EtherChannel Configuration Guidelines...
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... administrative group numbers are not saved in NVRAM and remain the same after the switch is automatically assigned a unique EtherChannel ID. In addition to configure an EtherChannel bundle... page 6-9 • Removing an EtherChannel Bundle, page 6-9 • Displaying EtherChannel Configuration Information, page 6-10 • Displaying EtherChannel Traffic Statistics, page 6-11 • Displaying EtherChannel PAgP Statistics, page 6-12 Note...EtherChannel with another port that is reset or power cycled. Configuring EtherChannel Using PAgP These sections describe how to the administrative...
... administrative group numbers are not saved in NVRAM and remain the same after the switch is automatically assigned a unique EtherChannel ID. In addition to configure an EtherChannel bundle... page 6-9 • Removing an EtherChannel Bundle, page 6-9 • Displaying EtherChannel Configuration Information, page 6-10 • Displaying EtherChannel Traffic Statistics, page 6-11 • Displaying EtherChannel PAgP Statistics, page 6-12 Note...EtherChannel with another port that is reset or power cycled. Configuring EtherChannel Using PAgP These sections describe how to the administrative...
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...perform this task in privileged mode: Step 1 Step 2 Task Command Reset PortFast to default setting on port 1 of module 4: Console> (enable) set to disable PortFast on a switch port. show spantree mod_num/port_num This example shows how to disable PortFast .... Console> (enable) show spantree portfast 4/1 Portfast:default Portfast BPDU guard is disabled. Console> (enable) 8-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Configuring PortFast Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU...
...perform this task in privileged mode: Step 1 Step 2 Task Command Reset PortFast to default setting on port 1 of module 4: Console> (enable) set to disable PortFast on a switch port. show spantree mod_num/port_num This example shows how to disable PortFast .... Console> (enable) show spantree portfast 4/1 Portfast:default Portfast BPDU guard is disabled. Console> (enable) 8-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Configuring PortFast Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU...
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...Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter, UplinkFast, BackboneFast, and Loop Guard Configuring PortFast BPDU Guard Resetting PortFast To reset PortFast on a switch or trunk port to its default settings, perform this task in privileged mode: Step 1 Step 2 Task... Reset PortFast to its default settings on a switch port. show spantree mod_num/port_num This example shows how to reset PortFast to its default settings on port 1 of module 4: Console> (enable) set spantree ...
...Chapter 8 Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter, UplinkFast, BackboneFast, and Loop Guard Configuring PortFast BPDU Guard Resetting PortFast To reset PortFast on a switch or trunk port to its default settings, perform this task in privileged mode: Step 1 Step 2 Task... Reset PortFast to its default settings on a switch port. show spantree mod_num/port_num This example shows how to reset PortFast to its default settings on port 1 of module 4: Console> (enable) set spantree ...
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...other than the trunk port on which it first receives a legacy VTP version 1 or VTP version 2 packet on the trunk. • A VTP version 3 switch can only communicate over a VTP version 1 and VTP version 2 region in transparent mode. • Leaving a server in a VTP version 2 region so ...VTP version 1 or VTP version 2 neighbor. VTP version 1 switches move to VTP version 2 mode without any configuration assistance. • A VTP version 3 switch never sends any VTP version 2 packets on a trunk unless it is not up to client and reset their presence on a per-trunk basis in VTP version 2 ...
...other than the trunk port on which it first receives a legacy VTP version 1 or VTP version 2 packet on the trunk. • A VTP version 3 switch can only communicate over a VTP version 1 and VTP version 2 region in transparent mode. • Leaving a server in a VTP version 2 region so ...VTP version 1 or VTP version 2 neighbor. VTP version 1 switches move to VTP version 2 mode without any configuration assistance. • A VTP version 3 switch never sends any VTP version 2 packets on a trunk unless it is not up to client and reset their presence on a per-trunk basis in VTP version 2 ...
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... auxiliaryvlan mod[/port] aux_vlan_id command. Reset the Cisco IP Phone if the auxiliary VLAN ID changes. - Packets to and from the PC and to and from the PC that are connected to a phone. Configuring Auxiliary VLANs Chapter 10 Configuring VLANs Figure 10-2 Switch-to-Phone Connections Cisco IP Phone 7960 Catalyst switch 10/100 module Phone ASIC P2 P1...
... auxiliaryvlan mod[/port] aux_vlan_id command. Reset the Cisco IP Phone if the auxiliary VLAN ID changes. - Packets to and from the PC and to and from the PC that are connected to a phone. Configuring Auxiliary VLANs Chapter 10 Configuring VLANs Figure 10-2 Switch-to-Phone Connections Cisco IP Phone 7960 Catalyst switch 10/100 module Phone ASIC P2 P1...
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...VLAN Management Policy Server (VMPS) on the Catalyst enterprise LAN switches. When the VMPS server receives a valid request from a client, it searches its database for that host dynamically. When you reset or power cycle the switch. Note For complete syntax and usage information for the commands ...used in the network, the switch assigns the new port to the proper VLAN for a MAC address-to client requests...
...VLAN Management Policy Server (VMPS) on the Catalyst enterprise LAN switches. When the VMPS server receives a valid request from a client, it searches its database for that host dynamically. When you reset or power cycle the switch. Note For complete syntax and usage information for the commands ...used in the network, the switch assigns the new port to the proper VLAN for a MAC address-to client requests...
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...RAM (NVRAM) and are added to be permanently disabled or disabled for unicast addresses only. 16-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If a security violation occurs, the LED labeled Link for the port. A trap is dropped, ... of restricting traffic from that host MAC address is sent only if you configure it to respond to that port are maintained after a reset. The restrictive mode allows you specify a MAC address filter with a specific source MAC address are secured permanently. For example, if you...
...RAM (NVRAM) and are added to be permanently disabled or disabled for unicast addresses only. 16-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 If a security violation occurs, the LED labeled Link for the port. A trap is dropped, ... of restricting traffic from that host MAC address is sent only if you configure it to respond to that port are maintained after a reset. The restrictive mode allows you specify a MAC address filter with a specific source MAC address are secured permanently. For example, if you...
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...persistence feature is only retained and used after a high-availability switchover. 24-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Table 24-2 identifies what the combinations of security within a security model. ... defines the security model and security level for its users. Note the following occurrences: • Switch reboot • High-availability switchover • Software upgrade • Module reset • Module removal and insertion of the same type of a security model and a security level...
...persistence feature is only retained and used after a high-availability switchover. 24-4 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Table 24-2 identifies what the combinations of security within a security model. ... defines the security model and security level for its users. Note the following occurrences: • Switch reboot • High-availability switchover • Software upgrade • Module reset • Module removal and insertion of the same type of a security model and a security level...
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...Cisco Systems Console" Telnet Login Banner, page 27-5 • Defining and Using Command Aliases, page 27-6 • Defining and Using IP Aliases, page 27-7 • Configuring Permanent and Static ARP Entries, page 27-8 • Configuring Static Routes, page 27-9 • Scheduling a System Reset, page 27-10... • Generating System Status Reports for Tech Support, page 27-12 Setting the System Name and System Prompt The system name on the Catalyst enterprise LAN switches. 27 C H A P T E R Administering the Switch This chapter describes how to...
...Cisco Systems Console" Telnet Login Banner, page 27-5 • Defining and Using Command Aliases, page 27-6 • Defining and Using IP Aliases, page 27-7 • Configuring Permanent and Static ARP Entries, page 27-8 • Configuring Static Routes, page 27-9 • Scheduling a System Reset, page 27-10... • Generating System Status Reports for Tech Support, page 27-12 Setting the System Name and System Prompt The system name on the Catalyst enterprise LAN switches. 27 C H A P T E R Administering the Switch This chapter describes how to...
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.... This example shows how to configure the system name and prompt. The prompt is initialized (power on or reset) • When you configure the IP address on the switch: Console> (enable) set system name Catalyst 4003 System name set the system name, perform this task in privileged... this task in privileged mode: Task Set the system prompt. Configuring the System Name and Prompt The following occurs: • When the switch is updated whenever the system name changes, unless you have not configured a system prompt, the first 20 characters of the following sections describe...
.... This example shows how to configure the system name and prompt. The prompt is initialized (power on or reset) • When you configure the IP address on the switch: Console> (enable) set system name Catalyst 4003 System name set the system name, perform this task in privileged... this task in privileged mode: Task Set the system prompt. Configuring the System Name and Prompt The following occurs: • When the switch is updated whenever the system name changes, unless you have not configured a system prompt, the first 20 characters of the following sections describe...
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...(Optional) Specify the ARP aging time. When you configure a permanent ARP by configuring it does not age out, by using the set arp permanent 10.1.1.1 00-80-1c-93-80-60 Permanent ARP entry added as either static or permanent. When you configure a static ARP entry using the set arp...Console> (enable) ping cat4003 cat4003 is removed from the ARP cache after a system reset. set ip alias cat4003 172.20.52.71 IP alias added. Configuring Permanent and Static ARP Entries Chapter 27 Administering the Switch This example shows how to define two IP aliases, sparc, which refers to IP ...
...(Optional) Specify the ARP aging time. When you configure a permanent ARP by configuring it does not age out, by using the set arp permanent 10.1.1.1 00-80-1c-93-80-60 Permanent ARP entry added as either static or permanent. When you configure a static ARP entry using the set arp...Console> (enable) ping cat4003 cat4003 is removed from the ARP cache after a system reset. set ip alias cat4003 172.20.52.71 IP alias added. Configuring Permanent and Static ARP Entries Chapter 27 Administering the Switch This example shows how to define two IP aliases, sparc, which refers to IP ...
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... to configure a static route on the following day. 27-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 You can also use the reset at a future time. Scheduling a Reset at a Specific Time You can use the schedule reset feature when trying out new features on the current day...
... to configure a static route on the following day. 27-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 You can also use the reset at a future time. Scheduling a Reset at a Specific Time You can use the schedule reset feature when trying out new features on the current day...
