Software Configuration Guide
Page 8
... H A P T E R Creating a Switch Cluster 7-18 Enabling a Command Switch 7-18 Adding Member Switches 7-19 Creating a Cluster Standby Group 7-21 Verifying a Switch Cluster 7-22 Using the CLI to Manage Switch Clusters 7-23 Catalyst 1900 and Catalyst 2820 CLI Considerations 7-24 Using SNMP to Manage Switch Clusters 7-24 Administering the Switch 8-1 Managing the System Time and Date 8-1 ...19 Default Banner Configuration 8-19 Configuring a Message-of-the-Day Login Banner 8-20 Configuring a Login Banner 8-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide viii 78-11380-10
... H A P T E R Creating a Switch Cluster 7-18 Enabling a Command Switch 7-18 Adding Member Switches 7-19 Creating a Cluster Standby Group 7-21 Verifying a Switch Cluster 7-22 Using the CLI to Manage Switch Clusters 7-23 Catalyst 1900 and Catalyst 2820 CLI Considerations 7-24 Using SNMP to Manage Switch Clusters 7-24 Administering the Switch 8-1 Managing the System Time and Date 8-1 ...19 Default Banner Configuration 8-19 Configuring a Message-of-the-Day Login Banner 8-20 Configuring a Login Banner 8-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide viii 78-11380-10
Software Configuration Guide
Page 9
...VLANs 8-22 Default MAC Address Table Configuration 8-23 Changing the Address Aging Time 8-23 Removing Dynamic Address Entries 8-24 Configuring MAC Address Notification Traps 8-24 Adding and Removing Static Address Entries 8-26 Configuring Unicast MAC Address Filtering 8-27 Displaying Address Table Entries 8-28... EXEC Access and Network Services 9-16 Starting TACACS+ Accounting 9-17 Displaying the TACACS+ Configuration 9-17 Controlling Switch Access with RADIUS 9-18 Understanding RADIUS 9-18 RADIUS Operation 9-19 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide ix
...VLANs 8-22 Default MAC Address Table Configuration 8-23 Changing the Address Aging Time 8-23 Removing Dynamic Address Entries 8-24 Configuring MAC Address Notification Traps 8-24 Adding and Removing Static Address Entries 8-26 Configuring Unicast MAC Address Filtering 8-27 Displaying Address Table Entries 8-28... EXEC Access and Network Services 9-16 Starting TACACS+ Accounting 9-17 Displaying the TACACS+ Configuration 9-17 Controlling Switch Access with RADIUS 9-18 Understanding RADIUS 9-18 RADIUS Operation 9-19 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide ix
Software Configuration Guide
Page 13
...T E R 78-11380-10 Configuring CPE Toggle 13-22 Configuring Syslog Export 13-22 Upgrading LRE Switch Firmware 13-23 Configuring for an LRE Upgrade 13-24 Performing an LRE Upgrade 13-24 Global Configuration of LRE Upgrades 13-25 Controller Configuration of LRE Upgrades 13-25 LRE Upgrade Details 13-... Guidelines 14-12 Changing the Spanning-Tree Mode 14-13 Disabling Spanning Tree 14-14 Configuring the Root Switch 14-14 Configuring a Secondary Root Switch 14-16 Configuring the Port Priority 14-17 Configuring the Path Cost 14-19 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xiii
...T E R 78-11380-10 Configuring CPE Toggle 13-22 Configuring Syslog Export 13-22 Upgrading LRE Switch Firmware 13-23 Configuring for an LRE Upgrade 13-24 Performing an LRE Upgrade 13-24 Global Configuration of LRE Upgrades 13-25 Controller Configuration of LRE Upgrades 13-25 LRE Upgrade Details 13-... Guidelines 14-12 Changing the Spanning-Tree Mode 14-13 Disabling Spanning Tree 14-14 Configuring the Root Switch 14-14 Configuring a Secondary Root Switch 14-16 Configuring the Port Priority 14-17 Configuring the Path Cost 14-19 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xiii
Software Configuration Guide
Page 14
...the Maximum-Aging Time for a VLAN 14-22 Configuring Spanning Tree for Use in a Cascaded Stack 14-23 Displaying the Spanning-Tree Status 14-24 Configuring MSTP 15-1 Understanding MSTP 15-2 Multiple Spanning-Tree Regions 15-2 IST, CIST, and CST 15-2 Operations Within an MST Region 15-3 ...Configuring the Path Cost 15-18 Configuring the Switch Priority 15-19 Configuring the Hello Time 15-19 Configuring the Forwarding-Delay Time 15-20 Configuring the Maximum-Aging Time 15-21 Configuring the Maximum-Hop Count 15-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xiv 78-11380-10
...the Maximum-Aging Time for a VLAN 14-22 Configuring Spanning Tree for Use in a Cascaded Stack 14-23 Displaying the Spanning-Tree Status 14-24 Configuring MSTP 15-1 Understanding MSTP 15-2 Multiple Spanning-Tree Regions 15-2 IST, CIST, and CST 15-2 Operations Within an MST Region 15-3 ...Configuring the Path Cost 15-18 Configuring the Switch Priority 15-19 Configuring the Hello Time 15-19 Configuring the Forwarding-Delay Time 15-20 Configuring the Maximum-Aging Time 15-21 Configuring the Maximum-Hop Count 15-21 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xiv 78-11380-10
Software Configuration Guide
Page 16
... Priorities 17-22 Load Sharing Using STP Path Cost 17-24 Configuring VMPS 17-25 Understanding VMPS 17-25 Dynamic Port VLAN Membership 17-26 VMPS Database Configuration File 17-26 Default VMPS Client Configuration 17-27 VMPS Configuration Guidelines 17-27 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xvi 78-11380-10
... Priorities 17-22 Load Sharing Using STP Path Cost 17-24 Configuring VMPS 17-25 Understanding VMPS 17-25 Dynamic Port VLAN Membership 17-26 VMPS Database Configuration File 17-26 Default VMPS Client Configuration 17-27 VMPS Configuration Guidelines 17-27 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xvi 78-11380-10
Software Configuration Guide
Page 19
...-21 Configuring IGMP Filtering and Throttling 21-21 Default IGMP Filtering and Throttling Configuration 21-22 Configuring IGMP Profiles 21-22 Applying IGMP Profiles 21-24 Setting the Maximum Number of IGMP Groups 21-25 Configuring the IGMP Throttling Action 21-25 Displaying IGMP Filtering and Throttling Configuration 21-27 Configuring... 22-4 Configuring Protected Ports 22-4 Configuring Port Blocking 22-5 Blocking Flooded Traffic on an Interface 22-5 Resuming Normal Forwarding on a Port 22-6 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xix
...-21 Configuring IGMP Filtering and Throttling 21-21 Default IGMP Filtering and Throttling Configuration 21-22 Configuring IGMP Profiles 21-22 Applying IGMP Profiles 21-24 Setting the Maximum Number of IGMP Groups 21-25 Configuring the IGMP Throttling Action 21-25 Displaying IGMP Filtering and Throttling Configuration 21-27 Configuring... 22-4 Configuring Protected Ports 22-4 Configuring Port Blocking 22-5 Blocking Flooded Traffic on an Interface 22-5 Resuming Normal Forwarding on a Port 22-6 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xix
Software Configuration Guide
Page 20
Contents 23 C H A P T E R 24 C H A P T E R Configuring Port Security 22-7 Understanding Port Security 22-7 Secure MAC Addresses 22-7 Security Violations 22-8 Default Port Security Configuration 22-9 Port ... Shut Down by UDLD 23-6 Displaying UDLD Status 23-7 Configuring CDP 24-1 Understanding CDP 24-1 Configuring CDP 24-2 Default CDP Configuration 24-2 Configuring the CDP Characteristics 24-2 Disabling and Enabling CDP 24-3 Disabling and Enabling CDP on an Interface 24-4 Monitoring and Maintaining CDP 24-5 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xx 78-11380-10
Contents 23 C H A P T E R 24 C H A P T E R Configuring Port Security 22-7 Understanding Port Security 22-7 Secure MAC Addresses 22-7 Security Violations 22-8 Default Port Security Configuration 22-9 Port ... Shut Down by UDLD 23-6 Displaying UDLD Status 23-7 Configuring CDP 24-1 Understanding CDP 24-1 Configuring CDP 24-2 Default CDP Configuration 24-2 Configuring the CDP Characteristics 24-2 Disabling and Enabling CDP 24-3 Disabling and Enabling CDP on an Interface 24-4 Monitoring and Maintaining CDP 24-5 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xx 78-11380-10
Software Configuration Guide
Page 27
... Stored Configuration File B-19 Working with Software Images B-19 Image Location on the Switch B-20 tar File Format of Images on a Server or Cisco.com B-20 Copying Image Files By Using TFTP B-21 Preparing to Download or Upload... an Image File By Using TFTP B-21 Downloading an Image File By Using TFTP B-22 Uploading an Image File By Using TFTP B-23 Copying Image Files By Using FTP B-24...Uploading an Image File By Using RCP B-31 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxvii
... Stored Configuration File B-19 Working with Software Images B-19 Image Location on the Switch B-20 tar File Format of Images on a Server or Cisco.com B-20 Copying Image Files By Using TFTP B-21 Preparing to Download or Upload... an Image File By Using TFTP B-21 Downloading an Image File By Using TFTP B-22 Uploading an Image File By Using TFTP B-23 Copying Image Files By Using FTP B-24...Uploading an Image File By Using RCP B-31 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxvii
Software Configuration Guide
Page 32
... hold a valid Cisco service contract, contact your reseller. In addition, Cisco Technical Assistance Center (TAC) engineers provide telephone support. xxxii Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The Cisco Technical Support Website on Cisco.com features extensive ...you do not hold valid Cisco service contracts, Cisco Technical Support provides 24-hour-a-day, award-winning technical assistance. Documentation Feedback Preface You can access international Cisco websites at this URL: http://www.cisco.com/public/countries_languages.shtml ...
... hold a valid Cisco service contract, contact your reseller. In addition, Cisco Technical Assistance Center (TAC) engineers provide telephone support. xxxii Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The Cisco Technical Support Website on Cisco.com features extensive ...you do not hold valid Cisco service contracts, Cisco Technical Support provides 24-hour-a-day, award-winning technical assistance. Documentation Feedback Preface You can access international Cisco websites at this URL: http://www.cisco.com/public/countries_languages.shtml ...
Software Configuration Guide
Page 33
...Access to all tools on your business operations. You and Cisco will commit full-time resources during normal business hours to restore service to your business operations. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxxiii There is severely degraded, or significant... of your network is available 24 hours a day, 365 days a year at this URL: http://www.cisco.com/techsupport/contacts Definitions of Cisco TAC contacts, go to a Cisco TAC engineer. You and Cisco will be assigned to this URL: http://tools.cisco.com/RPF/register/register.do not...
...Access to all tools on your business operations. You and Cisco will commit full-time resources during normal business hours to restore service to your business operations. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxxiii There is severely degraded, or significant... of your network is available 24 hours a day, 365 days a year at this URL: http://www.cisco.com/techsupport/contacts Definitions of Cisco TAC contacts, go to a Cisco TAC engineer. You and Cisco will be assigned to this URL: http://tools.cisco.com/RPF/register/register.do not...
Software Configuration Guide
Page 35
...). Layer 3 IP version 6 (IPv6) packets are treated as non-IP packets. Table 1-1 Switches Supported Switch Catalyst 2950-12 Catalyst 2950-24 Catalyst 2950C-24 Catalyst 2950G-12-EI Catalyst 2950G-24-EI Catalyst 2950G-24-EI-DC Catalyst 2950G-48-EI Catalyst 2950ST-8 LRE Catalyst 2950ST-24 LRE Catalyst 2950ST-24 LRE 997 Catalyst 2950SX-24 Catalyst 2950SX-48-SI Catalyst 2950T-24 Catalyst 2950T-48-SI Software Image SI1 SI EI2 EI EI EI EI...
...). Layer 3 IP version 6 (IPv6) packets are treated as non-IP packets. Table 1-1 Switches Supported Switch Catalyst 2950-12 Catalyst 2950-24 Catalyst 2950C-24 Catalyst 2950G-12-EI Catalyst 2950G-24-EI Catalyst 2950G-24-EI-DC Catalyst 2950G-48-EI Catalyst 2950ST-8 LRE Catalyst 2950ST-24 LRE Catalyst 2950ST-24 LRE 997 Catalyst 2950SX-24 Catalyst 2950SX-48-SI Catalyst 2950T-24 Catalyst 2950T-48-SI Software Image SI1 SI EI2 EI EI EI EI...
Software Configuration Guide
Page 36
... certain Catalyst 2950 LRE switches. No means that the CPE is not supported by the switch; In Table 1-2, Yes means that the CPE is supported by the switch. Table 1-2 LRE Switch and CPE Compatibility Matrix LRE Devices Catalyst 2950ST-8 LRE switch Cisco 575 LRE Yes CPE Cisco 576 LRE 997 No CPE Cisco 585 LRE Yes CPE Catalyst 2950ST-24 LRE switch Yes Catalyst 2950ST-24...
... certain Catalyst 2950 LRE switches. No means that the CPE is not supported by the switch; In Table 1-2, Yes means that the CPE is supported by the switch. Table 1-2 LRE Switch and CPE Compatibility Matrix LRE Devices Catalyst 2950ST-8 LRE switch Cisco 575 LRE Yes CPE Cisco 576 LRE 997 No CPE Cisco 585 LRE Yes CPE Catalyst 2950ST-24 LRE switch Yes Catalyst 2950ST-24...
Software Configuration Guide
Page 37
...-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Catalyst 2950 LRE switches - For the CMS, software, and browser requirements and for command-switch redundancy. Chapter 1 Overview Features 78-11380-10 • Hot Standby Router Protocol (HSRP) for the cluster hardware and software requirements, refer to...
...-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Catalyst 2950 LRE switches - For the CMS, software, and browser requirements and for command-switch redundancy. Chapter 1 Overview Features 78-11380-10 • Hot Standby Router Protocol (HSRP) for the cluster hardware and software requirements, refer to...
Software Configuration Guide
Page 39
... VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, Catalyst 2950SX-24, Catalyst 2950SX-48-SI, and Catalyst 2950T-48-SI switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to support... of spanning-tree loops or storms by allowing VLAN 1 to be used • Voice VLAN for creating subnets for voice traffic from Cisco IP Phones • VLAN 1 minimization to reduce the risk of the spanning tree by enabling a port to the forwarding state •...
... VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, Catalyst 2950SX-24, Catalyst 2950SX-48-SI, and Catalyst 2950T-48-SI switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to support... of spanning-tree loops or storms by allowing VLAN 1 to be used • Voice VLAN for creating subnets for voice traffic from Cisco IP Phones • VLAN 1 minimization to reduce the risk of the spanning tree by enabling a port to the forwarding state •...
Software Configuration Guide
Page 41
... of up to identify the physical path that allows for small form-factor pluggable (SFP) modules instead of connections between: - Switch LRE ports and the Ethernet ports on Cisco 585 CPE devices • Support for automatic selection of transmission rates through categorized and noncategorized unshielded twisted-pair cable (Category 1, ... • Support for configuring the interleave delay feature • Support for DC-input power and compliance with the VDSL 997 band plan on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7
... of up to identify the physical path that allows for small form-factor pluggable (SFP) modules instead of connections between: - Switch LRE ports and the Ethernet ports on Cisco 585 CPE devices • Support for automatic selection of transmission rates through categorized and noncategorized unshielded twisted-pair cable (Category 1, ... • Support for configuring the interleave delay feature • Support for DC-input power and compliance with the VDSL 997 band plan on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7
Software Configuration Guide
Page 49
... XL GigaStack cluster Catalyst 2950, 2900 XL, 3550, and 3500 XL GigaStack cluster 200 Mbps Fast EtherChannel (400-Mbps full-duplex Fast EtherChannel) Catalyst 3550-24PWR cluster IP Workstations running Cisco SoftPhone software IP Cisco IP Phones IP IP IP Cisco IP Phones 60994 Hotel Network Configuration Figure 1-4 shows Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches in each...
... XL GigaStack cluster Catalyst 2950, 2900 XL, 3550, and 3500 XL GigaStack cluster 200 Mbps Fast EtherChannel (400-Mbps full-duplex Fast EtherChannel) Catalyst 3550-24PWR cluster IP Workstations running Cisco SoftPhone software IP Cisco IP Phones IP IP IP Cisco IP Phones 60994 Hotel Network Configuration Figure 1-4 shows Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches in each...
Software Configuration Guide
Page 51
...-top box TV Cisco 575 LRE CPE Required microfilter POTS telephone Required microfilter IP Laptop phone Floor 4 IP Environmental controls Cisco 585 LRE CPE Floor 3 Patch panel Cisco LRE 48 POTS splitters Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches PSTN PBX Catalyst 2950 or Catalyst 3550 switch Servers Cisco 2600 router 89514 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide...
...-top box TV Cisco 575 LRE CPE Required microfilter POTS telephone Required microfilter IP Laptop phone Floor 4 IP Environmental controls Cisco 585 LRE CPE Floor 3 Patch panel Cisco LRE 48 POTS splitters Catalyst 2950ST-8 LRE and 2950ST-24 LRE switches PSTN PBX Catalyst 2950 or Catalyst 3550 switch Servers Cisco 2600 router 89514 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide...
Software Configuration Guide
Page 52
...the Ethernet connection. Network Configuration Examples Chapter 1 Overview Service-Provider Central-Office Configuration Figure 1-5 shows the Catalyst 2950ST-24 LRE 997 switches in a service-provider central-office network environment. You can also manage and monitor the individual CPE devices...the switches to further prevent unwanted broadcasts within the VLANs. 1-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The Catalyst 2950 LRE switch ports support the same software features as a Catalyst 3550-12G switch or Cisco 7600 router. Note Cisco LRE ...
...the Ethernet connection. Network Configuration Examples Chapter 1 Overview Service-Provider Central-Office Configuration Figure 1-5 shows the Catalyst 2950ST-24 LRE 997 switches in a service-provider central-office network environment. You can also manage and monitor the individual CPE devices...the switches to further prevent unwanted broadcasts within the VLANs. 1-18 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 The Catalyst 2950 LRE switch ports support the same software features as a Catalyst 3550-12G switch or Cisco 7600 router. Note Cisco LRE ...
Software Configuration Guide
Page 53
... 997 Required microfilter POTS splitter Building 4 Catalyst 2950ST-24 LRE 997 switches (DC-input power) Cisco 576 LRE 997 CPE 89380 Large Campus Configuration Figure 1-6 shows a configuration for access to users in an IP telephony network. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-19 The Catalyst 6500 switch provides the workgroups with Gigabit uplinks to...
... 997 Required microfilter POTS splitter Building 4 Catalyst 2950ST-24 LRE 997 switches (DC-input power) Cisco 576 LRE 997 CPE 89380 Large Campus Configuration Figure 1-6 shows a configuration for access to users in an IP telephony network. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-19 The Catalyst 6500 switch provides the workgroups with Gigabit uplinks to...
Software Configuration Guide
Page 86
...DRAM 128 MB 128 MB Number of Colors 65,536 Most colors for the OS and Motif library patch 103461-24 1. Table 4-3 Supported Operating Systems and Browsers Operating System Netscape Minimum Service Pack or Patch Communicator Windows 98 Second ...Solaris 2.5.1 or higher SPARC 333 MHz 1. Microsoft Internet Explorer1 5.5 or 6.0 5.5 or 6.0 5.5 or 6.0 5.5 or 6.0 Not supported Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 4-8 78-11380-10 Minimum Hardware Configuration The minimum PC requirement is supported. Table 4-2 lists the minimum platforms for running at...
...DRAM 128 MB 128 MB Number of Colors 65,536 Most colors for the OS and Motif library patch 103461-24 1. Table 4-3 Supported Operating Systems and Browsers Operating System Netscape Minimum Service Pack or Patch Communicator Windows 98 Second ...Solaris 2.5.1 or higher SPARC 333 MHz 1. Microsoft Internet Explorer1 5.5 or 6.0 5.5 or 6.0 5.5 or 6.0 5.5 or 6.0 Not supported Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 4-8 78-11380-10 Minimum Hardware Configuration The minimum PC requirement is supported. Table 4-2 lists the minimum platforms for running at...
