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... 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
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...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
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...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
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...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
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... 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
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...-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
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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
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... 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
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...Cisco service contracts, Cisco Technical Support provides 24-hour-a-day, award-winning technical assistance. Obtaining Technical Assistance For all customers, partners, resellers, and distributors who hold a valid Cisco service contract, contact your comments. The Cisco Technical Support Website on Cisco.com features extensive online support resources. In addition, Cisco...). xxxii Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Documentation Feedback You can order documentation through a local account representative by calling Cisco Systems Corporate...
...Cisco service contracts, Cisco Technical Support provides 24-hour-a-day, award-winning technical assistance. Obtaining Technical Assistance For all customers, partners, resellers, and distributors who hold a valid Cisco service contract, contact your comments. The Cisco Technical Support Website on Cisco.com features extensive online support resources. In addition, Cisco...). xxxii Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 78-11380-10 Documentation Feedback You can order documentation through a local account representative by calling Cisco Systems Corporate...
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...Service Request Tool is the fastest way to open a service request by inadequate performance of your business operations. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxxiii To open S3 and S4 service requests. (S3 and S4 service requests are those in which your ...or if you describe your business operations running smoothly. There is available 24 hours a day, 365 days a year at this URL: http://tools.cisco.com/RPF/register/register.do not have Internet access, contact the Cisco TAC by telephone. (S1 or S2 service requests are those in ...
...Service Request Tool is the fastest way to open a service request by inadequate performance of your business operations. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide xxxiii To open S3 and S4 service requests. (S3 and S4 service requests are those in which your ...or if you describe your business operations running smoothly. There is available 24 hours a day, 365 days a year at this URL: http://tools.cisco.com/RPF/register/register.do not have Internet access, contact the Cisco TAC by telephone. (S1 or S2 service requests are those in ...
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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 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 EI...
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... by certain Catalyst 2950 LRE switches. No means that are not supported by the switch. Unified configuration, monitoring, authentication, and software upgrade of eligible cluster members). - Catalyst 2950 and Catalyst 2955 Switch Software Configuration ...Switches Supported (continued) Switch Catalyst 2955C-12 Catalyst 2955S-12 Catalyst 2955T-12 1. 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 LRE 997 switch...
... by certain Catalyst 2950 LRE switches. No means that are not supported by the switch. Unified configuration, monitoring, authentication, and software upgrade of eligible cluster members). - Catalyst 2950 and Catalyst 2955 Switch Software Configuration ...Switches Supported (continued) Switch Catalyst 2955C-12 Catalyst 2955S-12 Catalyst 2955T-12 1. 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 LRE 997 switch...
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... configuring the switch during DHCP-based autoconfiguration Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-3 Catalyst 2955 switches • Port blocking on forwarding unknown unicast and multicast traffic (available only on the Catalyst LRE switches and on the Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC...; Support for optimizing bandwidth • IEEE 802.3x flow control on page 1-9. Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Chapter 1 Overview Features 78-11380-10 •...
... configuring the switch during DHCP-based autoconfiguration Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-3 Catalyst 2955 switches • Port blocking on forwarding unknown unicast and multicast traffic (available only on the Catalyst LRE switches and on the Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC...; Support for optimizing bandwidth • IEEE 802.3x flow control on page 1-9. Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later - Chapter 1 Overview Features 78-11380-10 •...
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... 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... the forwarding state • Optional spanning-tree features available in the PVST+, rapid PVST+, and MSTP modes: - management and control of VLANs allowed by enabling a port to immediately transition from Cisco...
... 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... the forwarding state • Optional spanning-tree features available in the PVST+, rapid PVST+, and MSTP modes: - management and control of VLANs allowed by enabling a port to immediately transition from Cisco...
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... and unstructured cable, such as the Cisco 575 LRE CPE or the Cisco 585 LRE CPE - Switch LRE ports and the Ethernet ports on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7 Chapter 1 Overview Features 78-11380-10 Monitoring • Switch LEDs that provide visual port and switch status • Switched Port Analyzer (SPAN) and Remote...
... and unstructured cable, such as the Cisco 575 LRE CPE or the Cisco 585 LRE CPE - Switch LRE ports and the Ethernet ports on Catalyst 2950ST-24 LRE 997 switches Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-7 Chapter 1 Overview Features 78-11380-10 Monitoring • Switch LEDs that provide visual port and switch status • Switched Port Analyzer (SPAN) and Remote...
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... 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...
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...-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...
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... Configuration Examples Chapter 1 Overview Service-Provider Central-Office Configuration Figure 1-5 shows the Catalyst 2950ST-24 LRE 997 switches in a central office and are using the same telephone line. The Catalyst 2950 LRE switches are located in a service-provider central-office network environment. Note Cisco LRE products can use the 0 to the telephone jack on -hook to off...
... Configuration Examples Chapter 1 Overview Service-Provider Central-Office Configuration Figure 1-5 shows the Catalyst 2950ST-24 LRE 997 switches in a central office and are using the same telephone line. The Catalyst 2950 LRE switches are located in a service-provider central-office network environment. Note Cisco LRE products can use the 0 to the telephone jack on -hook to off...
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... LRE 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 the Catalyst 6500 switch. You can use the workgroup configurations shown in an IP telephony network. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-19
... LRE 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 the Catalyst 6500 switch. You can use the workgroup configurations shown in an IP telephony network. 78-11380-10 Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide 1-19
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... None 7.1 Windows XP None 7.1 Solaris 8 or later Sun-recommended patch cluster 7.0 for the OS and Motif library patch 103461-24 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 Service Pack 3 or higher is a Pentium processor running at 143 MHz with 64 MB...
... None 7.1 Windows XP None 7.1 Solaris 8 or later Sun-recommended patch cluster 7.0 for the OS and Motif library patch 103461-24 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 Service Pack 3 or higher is a Pentium processor running at 143 MHz with 64 MB...