Software Guide
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... the EtherChannel Spanning Tree Port VLAN Cost 6-9 Removing an EtherChannel Bundle 6-9 Displaying EtherChannel Configuration Information 6-10 Displaying EtherChannel Traffic Statistics 6-11 Displaying EtherChannel PAgP Statistics 6-12 EtherChannel Configuration Examples 6-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 v
... the EtherChannel Spanning Tree Port VLAN Cost 6-9 Removing an EtherChannel Bundle 6-9 Displaying EtherChannel Configuration Information 6-10 Displaying EtherChannel Traffic Statistics 6-11 Displaying EtherChannel PAgP Statistics 6-12 EtherChannel Configuration Examples 6-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 v
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Contents Configuration Example of a Four-Port Fast EtherChannel 6-12 Configuration Example of Two-Port Gigabit EtherChannel 6-14 Understanding the LACP 6-16 LACP Modes 6-16 LACP Parameters 6-17 Configuring EtherChannel Using LACP 6-18... Understanding BPDUs 7-4 Calculating and Assigning Port Costs 7-4 Understanding Spanning Tree Port States 7-5 Understanding How PVST+ and MISTP Modes Work 7-11 PVST+ Mode 7-12 Rapid PVST+ 7-12 MISTP Mode 7-12 MISTP-PVST+ Mode 7-13 Understanding How Bridge Identifiers Work 7-13 MAC Address Allocation 7-13 MAC Address Reduction 7-13 Understanding How MST Works 7-14...
Contents Configuration Example of a Four-Port Fast EtherChannel 6-12 Configuration Example of Two-Port Gigabit EtherChannel 6-14 Understanding the LACP 6-16 LACP Modes 6-16 LACP Parameters 6-17 Configuring EtherChannel Using LACP 6-18... Understanding BPDUs 7-4 Calculating and Assigning Port Costs 7-4 Understanding Spanning Tree Port States 7-5 Understanding How PVST+ and MISTP Modes Work 7-11 PVST+ Mode 7-12 Rapid PVST+ 7-12 MISTP Mode 7-12 MISTP-PVST+ Mode 7-13 Understanding How Bridge Identifiers Work 7-13 MAC Address Allocation 7-13 MAC Address Reduction 7-13 Understanding How MST Works 7-14...
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... 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 PortFast BPDU Filtering 8-13 Disabling PortFast BPDU Filtering 8-14 Configuring UplinkFast 8-15 Enabling UplinkFast 8-15 Disabling UplinkFast 8-16 Configuring...
... 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 PortFast BPDU Filtering 8-13 Disabling PortFast BPDU Filtering 8-14 Configuring UplinkFast 8-15 Enabling UplinkFast 8-15 Disabling UplinkFast 8-16 Configuring...
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...9-8 Disabling VTP Using the Off Mode 9-9 Enabling VTP Version 2 9-9 Disabling VTP Version 2 9-10 Enabling VTP Pruning 9-11 Disabling VTP Pruning 9-12 Displaying VTP Statistics 9-12 Understanding How VTP Version 3 Works 9-13 VTP Version 3 Authentication 9-13 VTP Version 3 Per-Port Configuration 9-14 VTP Version 3 Domains, Modes,... VLAN 10-10 Mapping 802.1Q VLANs to ISL VLANs 10-11 Clearing 802.1Q-to-ISL VLAN Mappings 10-12 Deleting a VLAN 10-12 Configuring Auxiliary VLANs 10-13 Understanding Auxiliary VLANs 10-13 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
...9-8 Disabling VTP Using the Off Mode 9-9 Enabling VTP Version 2 9-9 Disabling VTP Version 2 9-10 Enabling VTP Pruning 9-11 Disabling VTP Pruning 9-12 Displaying VTP Statistics 9-12 Understanding How VTP Version 3 Works 9-13 VTP Version 3 Authentication 9-13 VTP Version 3 Per-Port Configuration 9-14 VTP Version 3 Domains, Modes,... VLAN 10-10 Mapping 802.1Q VLANs to ISL VLANs 10-11 Clearing 802.1Q-to-ISL VLAN Mappings 10-12 Deleting a VLAN 10-12 Configuring Auxiliary VLANs 10-13 Understanding Auxiliary VLANs 10-13 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
Software Guide
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... Membership with VMPS 12-1 Understanding How VMPS Works 12-1 VMPS and Dynamic Port Hardware and Software Requirements 12-2 Default VMPS and Dynamic Port Configuration 12-3 Configuration Guidelines for Dynamic Ports and VMPS 12-3 Configuring VMPS 12-4 Creating the VMPS Database 12-4 Configuring the VMPS Server 12-7 Configuring VMPS Clients 12-8 Monitoring VMPS 12-9 Maintaining VMPS 12-9 Configuring Static Ports 12-10 Troubleshooting...
... Membership with VMPS 12-1 Understanding How VMPS Works 12-1 VMPS and Dynamic Port Hardware and Software Requirements 12-2 Default VMPS and Dynamic Port Configuration 12-3 Configuration Guidelines for Dynamic Ports and VMPS 12-3 Configuring VMPS 12-4 Creating the VMPS Database 12-4 Configuring the VMPS Server 12-7 Configuring VMPS Clients 12-8 Monitoring VMPS 12-9 Maintaining VMPS 12-9 Configuring Static Ports 12-10 Troubleshooting...
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Contents 13 C H A P T E R 14 C H A P T E R 78-15486-01 Troubleshooting VMPS 12-11 Troubleshooting Dynamic Ports 12-11 VMPS Example 12-12 Dynamic Port VLAN Membership with Auxiliary VLANs 12-14 Configuration Guidelines 12-15 Configuring Dynamic Port VLAN Membership with Auxiliary VLANs 12-15 Configuring GVRP 13-1 Understanding How GVRP Works 13-1 GVRP Hardware and Software Requirements 13-1 Default GVRP...
Contents 13 C H A P T E R 14 C H A P T E R 78-15486-01 Troubleshooting VMPS 12-11 Troubleshooting Dynamic Ports 12-11 VMPS Example 12-12 Dynamic Port VLAN Membership with Auxiliary VLANs 12-14 Configuration Guidelines 12-15 Configuring Dynamic Port VLAN Membership with Auxiliary VLANs 12-15 Configuring GVRP 13-1 Understanding How GVRP Works 13-1 GVRP Hardware and Software Requirements 13-1 Default GVRP...
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... GMRP on Individual Switch Ports 15-10 Enabling GMRP Forward-All Option 15-11 Disabling GMRP Forward-All Option 15-11 Configuring GMRP Registration 15-12 Setting the GARP Timers 15-13 Displaying GMRP Statistics 15-14 Clearing GMRP Statistics 15-15 Disabling GMRP 15-15 Configuring Multicast Router Ports and...
... GMRP on Individual Switch Ports 15-10 Enabling GMRP Forward-All Option 15-11 Disabling GMRP Forward-All Option 15-11 Configuring GMRP Registration 15-12 Setting the GARP Timers 15-13 Displaying GMRP Statistics 15-14 Clearing GMRP Statistics 15-15 Disabling GMRP 15-15 Configuring Multicast Router Ports and...
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... Using Layer 2 Traceroute 20-11 Layer 2 Traceroute Usage Guidelines 20-11 Identifying a Layer 2 Path 20-11 Using IP Traceroute 20-12 Understanding How IP Traceroute Works 20-12 Executing IP Traceroute 20-12 Configuring CDP 21-1 Understanding How CDP Works 21-1 Default CDP Configuration 21-2 Configuring CDP on the Switch 21-2 Setting the...
... Using Layer 2 Traceroute 20-11 Layer 2 Traceroute Usage Guidelines 20-11 Identifying a Layer 2 Path 20-11 Using IP Traceroute 20-12 Understanding How IP Traceroute Works 20-12 Executing IP Traceroute 20-12 Configuring CDP 21-1 Understanding How CDP Works 21-1 Default CDP Configuration 21-2 Configuring CDP on the Switch 21-2 Setting the...
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...C H A P T E R 78-15486-01 Configuring a Login Banner 27-4 Clearing the Login Banner 27-5 Enabling or Disabling the "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...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 Management Overview 28-2 Understanding Power Management Modes 28-2...
...C H A P T E R 78-15486-01 Configuring a Login Banner 27-4 Clearing the Login Banner 27-5 Enabling or Disabling the "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...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 Management Overview 28-2 Understanding Power Management Modes 28-2...
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...-4 Understanding How Kerberos Authentication Works 30-5 Configuring Authentication 30-8 Authentication Default Configuration 30-8 Authentication Configuration Guidelines 30-9 Configuring Login Authentication 30-9 Configuring Local Authentication 30-12 Configuring Local User Authentication 30-15 Configuring TACACS+ Authentication 30-17 Configuring RADIUS Authentication 30-23 Configuring Kerberos Authentication 30-31 Authentication Example 30-40...
...-4 Understanding How Kerberos Authentication Works 30-5 Configuring Authentication 30-8 Authentication Default Configuration 30-8 Authentication Configuration Guidelines 30-9 Configuring Login Authentication 30-9 Configuring Local Authentication 30-12 Configuring Local User Authentication 30-15 Configuring TACACS+ Authentication 30-17 Configuring RADIUS Authentication 30-23 Configuring Kerberos Authentication 30-31 Authentication Example 30-40...
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... Setting the Quiet Period 31-11 Setting the Authenticator-to-Host Retransmission Time for EAP-Request/Identity Frames 31-12 Setting the Supplicant-to-Host Retransmission Time for EAP-Request Frames 31-12 Setting the Back-End Authenticator-to-Authentication-Server Retransmission Time for Transport Layer Packets 31-13 Setting the Back...
... Setting the Quiet Period 31-11 Setting the Authenticator-to-Host Retransmission Time for EAP-Request/Identity Frames 31-12 Setting the Supplicant-to-Host Retransmission Time for EAP-Request Frames 31-12 Setting the Back-End Authenticator-to-Authentication-Server Retransmission Time for Transport Layer Packets 31-13 Setting the Back...
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...IP Permit List Describes how to configure the UniDirectional Link Detection (UDLD) protocol on the switch. Configuring Protocol Filtering Describes how to configure Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the switch. xxiv...Describes how to configure VLAN Trunking Protocol (VTP) on the switch. Organization Preface Chapter Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15 Chapter 16 Chapter 17 Chapter 18 Chapter 19 Chapter 20 Chapter 21 Chapter 22 Chapter 23...
...IP Permit List Describes how to configure the UniDirectional Link Detection (UDLD) protocol on the switch. Configuring Protocol Filtering Describes how to configure Cisco Group Management Protocol (CGMP), Internet Group Management Protocol (IGMP) snooping, and GARP Multicast Registration Protocol (GMRP) on the switch. xxiv...Describes how to configure VLAN Trunking Protocol (VTP) on the switch. Organization Preface Chapter Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15 Chapter 16 Chapter 17 Chapter 18 Chapter 19 Chapter 20 Chapter 21 Chapter 22 Chapter 23...
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...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 backplane • Optional redundant power supplies • 12 1000BASE-X (GBIC) Gigabit Ethernet ports Catalyst 4503... the Catalyst 2948G and 2980G Installation Guide. Table 1-2 Catalyst 2948G Switch Product Number WS-C2948G Chassis Description Catalyst 2948G • Fixed-configuration switch • 12-Gbps backplane • Optional redundant power supplies • Two 1000BASE-X (GBIC) ...
...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 backplane • Optional redundant power supplies • 12 1000BASE-X (GBIC) Gigabit Ethernet ports Catalyst 4503... the Catalyst 2948G and 2980G Installation Guide. Table 1-2 Catalyst 2948G Switch Product Number WS-C2948G Chassis Description Catalyst 2948G • Fixed-configuration switch • 12-Gbps backplane • Optional redundant power supplies • Two 1000BASE-X (GBIC) ...
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... an additional software image, which you can configure modules and ports 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...
... an additional software image, which you can configure modules and ports 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...
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...socket to communicate and listen to -VLAN mapping. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 12-1 When you move a host from a port on one switch in the network to a port on another switch in this chapter, refer to... receives a valid request from a Trivial File Transfer Protocol (TFTP) server to the VMPS server, and the VMPS server begins to accept client requests. 12 C H A P T E R Configuring Dynamic VLAN Membership with VMPS This chapter describes how to configure dynamic VLAN membership for ports in your network ...
...socket to communicate and listen to -VLAN mapping. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 12-1 When you move a host from a port on one switch in the network to a port on another switch in this chapter, refer to... receives a valid request from a Trivial File Transfer Protocol (TFTP) server to the VMPS server, and the VMPS server begins to accept client requests. 12 C H A P T E R Configuring Dynamic VLAN Membership with VMPS This chapter describes how to configure dynamic VLAN membership for ports in your network ...
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... separate switches. • Switch 1 is stored on the VMPS client, both ports remain assigned to these clients: - Switch 2 - VMPS Example Chapter 12 Configuring Dynamic VLAN Membership with VMPS When you move a PC from a hub connected to the switch to a direct port on a TFTP server with IP... address 172.20.22.7. 12-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The VMPS query and response messages are connected to...
... separate switches. • Switch 1 is stored on the VMPS client, both ports remain assigned to these clients: - Switch 2 - VMPS Example Chapter 12 Configuring Dynamic VLAN Membership with VMPS When you move a PC from a hub connected to the switch to a direct port on a TFTP server with IP... address 172.20.22.7. 12-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The VMPS query and response messages are connected to...
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... 5/9 as the native VLAN ID: 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 12-15 Port 5/9 vlan assignment set port auxiliaryvlan 5/9 222 Auxiliaryvlan 222 configuration successful. Spantree port fast start option enabled for IP phones.... configuring dynamic port VLAN membership for auxiliary VLANs: • Read the "Configuration Guidelines for Dynamic Ports and VMPS" section on page 12-3 before you manually configure the auxiliary VLAN ID, the VMPS server is specified cannot be the same as a dynamic port: Console>...
... 5/9 as the native VLAN ID: 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 12-15 Port 5/9 vlan assignment set port auxiliaryvlan 5/9 222 Auxiliaryvlan 222 configuration successful. Spantree port fast start option enabled for IP phones.... configuring dynamic port VLAN membership for auxiliary VLANs: • Read the "Configuration Guidelines for Dynamic Ports and VMPS" section on page 12-3 before you manually configure the auxiliary VLAN ID, the VMPS server is specified cannot be the same as a dynamic port: Console>...
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...-01 Console> (enable) set ip dns domain corp.com Default DNS domain name set to corp.com Console> (enable) set ip dns server 10.12.12.24 10.12.12.24 added to DNS server table as primary server. Set the domain name. Console> (enable) set ip dns server 10.2.24.54 primary 10...
...-01 Console> (enable) set ip dns domain corp.com Default DNS domain name set to corp.com Console> (enable) set ip dns server 10.12.12.24 10.12.12.24 added to DNS server table as primary server. Set the domain name. Console> (enable) set ip dns server 10.2.24.54 primary 10...
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...] show ip dns [noalias] This example shows how to clear a DNS server from the DNS server table: Console> (enable) clear ip dns server 10.12.12.24 10.12.12.24 cleared from DNS table Console> (enable) This example shows how to clear all All DNS servers cleared Console> (enable) Clearing the DNS Domain...
...] show ip dns [noalias] This example shows how to clear a DNS server from the DNS server table: Console> (enable) clear ip dns server 10.12.12.24 10.12.12.24 cleared from DNS table Console> (enable) This example shows how to clear all All DNS servers cleared Console> (enable) Clearing the DNS Domain...
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... VMPS statistics 12-9 configuration guidelines 12-3 configuring 12-4 configuring dynamic port membership 12-8 configuring port statistics 12-10 configuring VMPS clients 12-8 configuring VMPS servers 12-7 database 12-4 default configuration 12-3 disabling 12-10 downloading VMPS database 12-10 error messages (table) 12-11 example 12-12 for auxiliary VLANs 12-14 monitoring 12-9 overview 12-1 reconfirm dynamic port assignments 12-10 reconfirming membership 12-10 troubleshooting 12-11 troubleshooting...
... VMPS statistics 12-9 configuration guidelines 12-3 configuring 12-4 configuring dynamic port membership 12-8 configuring port statistics 12-10 configuring VMPS clients 12-8 configuring VMPS servers 12-7 database 12-4 default configuration 12-3 disabling 12-10 downloading VMPS database 12-10 error messages (table) 12-11 example 12-12 for auxiliary VLANs 12-14 monitoring 12-9 overview 12-1 reconfirm dynamic port assignments 12-10 reconfirming membership 12-10 troubleshooting 12-11 troubleshooting...