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... 2-10 Accessing the CLI from a Browser 2-11 3 C H A P T E R Getting Started with CMS 3-1 Features 3-2 Front Panel View 3-4 Cluster Tree 3-6 Front-Panel Images 3-7 Redundant Power System LED 3-8 Port Modes and LEDs 3-8 VLAN Membership Modes 3-9 Topology View 3-10 Topology Icons 3-12 Device and Link Labels 3-13 Colors in the Topology View 3-14 Topology Display... Options 3-15 Menus and Toolbar 3-15 Menu Bar 3-15 Toolbar 3-20 Front Panel View Popup Menus 3-21 Device Popup Menu 3-21 Port Popup Menu 3-21 Catalyst 2950 Desktop Switch Software Configuration Guide iv 78-14982-01
... 2-10 Accessing the CLI from a Browser 2-11 3 C H A P T E R Getting Started with CMS 3-1 Features 3-2 Front Panel View 3-4 Cluster Tree 3-6 Front-Panel Images 3-7 Redundant Power System LED 3-8 Port Modes and LEDs 3-8 VLAN Membership Modes 3-9 Topology View 3-10 Topology Icons 3-12 Device and Link Labels 3-13 Colors in the Topology View 3-14 Topology Display... Options 3-15 Menus and Toolbar 3-15 Menu Bar 3-15 Toolbar 3-20 Front Panel View Popup Menus 3-21 Device Popup Menu 3-21 Port Popup Menu 3-21 Catalyst 2950 Desktop Switch Software Configuration Guide iv 78-14982-01
Software Configuration Guide
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... and Unauthorized States 8-4 Supported Topologies 8-5 Configuring 802.1X Authentication 8-5 Default 802.1X Configuration 8-6 802.1X Configuration Guidelines 8-7 Enabling 802.1X Authentication 8-8 Configuring the Switch-to-RADIUS-Server Communication 8-9 Enabling Periodic Re-Authentication 8-10 Manually Re-Authenticating a Client Connected to a Port 8-11 Changing the Quiet Period 8-11 Catalyst 2950 Desktop Switch Software Configuration Guide ix
... and Unauthorized States 8-4 Supported Topologies 8-5 Configuring 802.1X Authentication 8-5 Default 802.1X Configuration 8-6 802.1X Configuration Guidelines 8-7 Enabling 802.1X Authentication 8-8 Configuring the Switch-to-RADIUS-Server Communication 8-9 Enabling Periodic Re-Authentication 8-10 Manually Re-Authenticating a Client Connected to a Port 8-11 Changing the Quiet Period 8-11 Catalyst 2950 Desktop Switch Software Configuration Guide ix
Software Configuration Guide
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...Displaying 802.1X Statistics and Status 8-14 9 C H A P T E R Configuring the Switch Interfaces 9-1 Understanding Interface Types 9-1 Access Ports 9-2 Trunk Ports 9-2 Port-Based VLANs 9-3 EtherChannel Port Groups 9-3 Connecting Interfaces 9-3 Using the Interface Command 9-4 Procedures for Configuring Interfaces 9-4 Configuring a ... LRE 10-1 Ports on the 2950 LRE 10-1 LRE Links and LRE Profiles 10-2 LRE Profiles 10-2 LRE Sequences 10-4 CPE Ethernet Links 10-5 Configuring LRE Ports 10-5 Environmental Guidelines for LRE Links 10-6 Catalyst 2950 Desktop Switch Software Configuration Guide...
...Displaying 802.1X Statistics and Status 8-14 9 C H A P T E R Configuring the Switch Interfaces 9-1 Understanding Interface Types 9-1 Access Ports 9-2 Trunk Ports 9-2 Port-Based VLANs 9-3 EtherChannel Port Groups 9-3 Connecting Interfaces 9-3 Using the Interface Command 9-4 Procedures for Configuring Interfaces 9-4 Configuring a ... LRE 10-1 Ports on the 2950 LRE 10-1 LRE Links and LRE Profiles 10-2 LRE Profiles 10-2 LRE Sequences 10-4 CPE Ethernet Links 10-5 Configuring LRE Ports 10-5 Environmental Guidelines for LRE Links 10-6 Catalyst 2950 Desktop Switch Software Configuration Guide...
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... Ethernet Link Guidelines 10-7 Considerations for Connected Cisco 575 LRE CPEs 10-7 Considerations for Connected Cisco 585 LRE CPEs 10-8 Assigning a Global Profile to All LRE Ports 10-8 Assigning a Profile to a Specific LRE Port 10-9 Assigning a Global Sequence to All LRE Ports 10-9 Assigning a Sequence to a Specific LRE Port 10-10 Using Rate Selection to Automatically... 11-7 Listening State 11-7 Learning State 11-7 Forwarding State 11-7 Disabled State 11-8 Spanning-Tree Address Management 11-8 STP and IEEE 802.1Q Trunks 11-8 Catalyst 2950 Desktop Switch Software Configuration Guide xi
... Ethernet Link Guidelines 10-7 Considerations for Connected Cisco 575 LRE CPEs 10-7 Considerations for Connected Cisco 585 LRE CPEs 10-8 Assigning a Global Profile to All LRE Ports 10-8 Assigning a Profile to a Specific LRE Port 10-9 Assigning a Global Sequence to All LRE Ports 10-9 Assigning a Sequence to a Specific LRE Port 10-10 Using Rate Selection to Automatically... 11-7 Listening State 11-7 Learning State 11-7 Forwarding State 11-7 Disabled State 11-8 Spanning-Tree Address Management 11-8 STP and IEEE 802.1Q Trunks 11-8 Catalyst 2950 Desktop Switch Software Configuration Guide xi
Software Configuration Guide
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...-10 Disabling STP 11-12 Configuring the Root Switch 11-12 Configuring a Secondary Root Switch 11-14 Configuring the Port Priority 11-15 Configuring the Path Cost 11-16 Configuring the Switch Priority of a VLAN 11-18 Configuring the... 12-8 Operations Within an MST Region 12-8 Operations Between MST Regions 12-9 Hop Count 12-10 Boundary Ports 12-10 Interoperability with 802.1D STP 12-11 Configuring RSTP and MSTP Features 12-11 Default RSTP and... Region Configuration and Enabling MSTP 12-13 Configuring the Root Switch 12-14 Catalyst 2950 Desktop Switch Software Configuration Guide xii 78-14982-01
...-10 Disabling STP 11-12 Configuring the Root Switch 11-12 Configuring a Secondary Root Switch 11-14 Configuring the Port Priority 11-15 Configuring the Path Cost 11-16 Configuring the Switch Priority of a VLAN 11-18 Configuring the... 12-8 Operations Within an MST Region 12-8 Operations Between MST Regions 12-9 Hop Count 12-10 Boundary Ports 12-10 Interoperability with 802.1D STP 12-11 Configuring RSTP and MSTP Features 12-11 Default RSTP and... Region Configuration and Enabling MSTP 12-13 Configuring the Root Switch 12-14 Catalyst 2950 Desktop Switch Software Configuration Guide xii 78-14982-01
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... and Status 12-23 Configuring Optional Spanning-Tree Features 13-1 Understanding Optional Spanning-Tree Features 13-1 Understanding Port Fast 13-2 Understanding BPDU Guard 13-3 Understanding BPDU Filtering 13-3 Understanding UplinkFast 13-4 Understanding Cross-Stack...13-5 How CSUF Works 13-6 Events That Cause Fast Convergence 13-7 Limitations 13-8 Connecting the Stack Ports 13-8 Understanding BackboneFast 13-10 Understanding Root Guard 13-12 Understanding Loop Guard 13-13 Configuring Optional ...Tree Status 13-21 Contents 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide xiii
... and Status 12-23 Configuring Optional Spanning-Tree Features 13-1 Understanding Optional Spanning-Tree Features 13-1 Understanding Port Fast 13-2 Understanding BPDU Guard 13-3 Understanding BPDU Filtering 13-3 Understanding UplinkFast 13-4 Understanding Cross-Stack...13-5 How CSUF Works 13-6 Events That Cause Fast Convergence 13-7 Limitations 13-8 Connecting the Stack Ports 13-8 Understanding BackboneFast 13-10 Understanding Root Guard 13-12 Understanding Loop Guard 13-13 Configuring Optional ...Tree Status 13-21 Contents 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide xiii
Software Configuration Guide
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... Configuration 14-7 Default Ethernet VLAN Configuration 14-8 Creating or Modifying an Ethernet VLAN 14-8 Deleting a VLAN 14-10 Assigning Static-Access Ports to a VLAN 14-11 Configuring Extended-Range VLANs 14-12 Default VLAN Configuration 14-12 Extended-Range VLAN Configuration Guidelines 14-12 Creating... STP Port Priorities 14-21 Load Sharing Using STP Path Cost 14-23 Configuring VMPS 14-24 Understanding VMPS 14-25 Dynamic Port VLAN Membership 14-25 VMPS Database Configuration File 14-26 Default VMPS Configuration 14-27 VMPS Configuration Guidelines 14-28 Catalyst 2950 Desktop Switch Software ...
... Configuration 14-7 Default Ethernet VLAN Configuration 14-8 Creating or Modifying an Ethernet VLAN 14-8 Deleting a VLAN 14-10 Assigning Static-Access Ports to a VLAN 14-11 Configuring Extended-Range VLANs 14-12 Default VLAN Configuration 14-12 Extended-Range VLAN Configuration Guidelines 14-12 Creating... STP Port Priorities 14-21 Load Sharing Using STP Path Cost 14-23 Configuring VMPS 14-24 Understanding VMPS 14-25 Dynamic Port VLAN Membership 14-25 VMPS Database Configuration File 14-26 Default VMPS Configuration 14-27 VMPS Configuration Guidelines 14-28 Catalyst 2950 Desktop Switch Software ...
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...78-14982-01 Configuring the VMPS Client 14-28 Entering the IP Address of the VMPS 14-28 Configuring Dynamic Access Ports on VMPS Clients 14-29 Reconfirming VLAN Memberships 14-30 Changing the Reconfirmation Interval 14-30 Changing the Retry Count ...14-30 Monitoring the VMPS 14-31 Troubleshooting Dynamic Port VLAN Membership 14-31 VMPS Configuration Example 14-32 Configuring VTP 15-1 Understanding VTP 15...Version 2 15-13 Enabling VTP Pruning 15-14 Adding a VTP Client Switch to a VTP Domain 15-15 Monitoring VTP 15-16 Configuring Voice VLAN 16-1 Understanding Voice VLAN ...
...78-14982-01 Configuring the VMPS Client 14-28 Entering the IP Address of the VMPS 14-28 Configuring Dynamic Access Ports on VMPS Clients 14-29 Reconfirming VLAN Memberships 14-30 Changing the Reconfirmation Interval 14-30 Changing the Retry Count ...14-30 Monitoring the VMPS 14-31 Troubleshooting Dynamic Port VLAN Membership 14-31 VMPS Configuration Example 14-32 Configuring VTP 15-1 Understanding VTP 15...Version 2 15-13 Enabling VTP Pruning 15-14 Adding a VTP Client Switch to a VTP Domain 15-15 Monitoring VTP 15-16 Configuring Voice VLAN 16-1 Understanding Voice VLAN ...
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Contents 17 C H A P T E R Default Voice VLAN Configuration 16-2 Voice VLAN Configuration Guidelines 16-3 Configuring a Port to Connect to a Cisco 7960 IP Phone 16-3 Configuring Ports to Carry Voice Traffic in 802.1Q Frames 16-4 Configuring Ports to Carry Voice Traffic in 802.1P Priority Tagged Frames 16-4 Overriding the CoS Priority of Incoming Data Frames 16...-21 Configuring IGMP Profiles 17-21 Applying IGMP Profiles 17-22 Setting the Maximum Number of IGMP Groups 17-23 Displaying IGMP Filtering Configuration 17-24 Catalyst 2950 Desktop Switch Software Configuration Guide xvi 78-14982-01
Contents 17 C H A P T E R Default Voice VLAN Configuration 16-2 Voice VLAN Configuration Guidelines 16-3 Configuring a Port to Connect to a Cisco 7960 IP Phone 16-3 Configuring Ports to Carry Voice Traffic in 802.1Q Frames 16-4 Configuring Ports to Carry Voice Traffic in 802.1P Priority Tagged Frames 16-4 Overriding the CoS Priority of Incoming Data Frames 16...-21 Configuring IGMP Profiles 17-21 Applying IGMP Profiles 17-22 Setting the Maximum Number of IGMP Groups 17-23 Displaying IGMP Filtering Configuration 17-24 Catalyst 2950 Desktop Switch Software Configuration Guide xvi 78-14982-01
Software Configuration Guide
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...Storm Control 18-3 Configuring Protected Ports 18-3 Configuring Port Security 18-4 Understanding Port Security 18-5 Secure MAC Addresses 18-5 Security Violations 18-6 Default Port Security Configuration 18-7 Port Security Configuration Guidelines 18-7 Enabling and Configuring Port Security 18-7 Enabling and Configuring Port Security Aging 18-10 Displaying Port-Based Traffic Control Settings 18-12...and Maintaining CDP 20-5 Configuring SPAN and RSPAN 21-1 Understanding SPAN and RSPAN 21-1 SPAN and RSPAN Concepts and Terminology 21-3 Catalyst 2950 Desktop Switch Software Configuration Guide xvii
...Storm Control 18-3 Configuring Protected Ports 18-3 Configuring Port Security 18-4 Understanding Port Security 18-5 Secure MAC Addresses 18-5 Security Violations 18-6 Default Port Security Configuration 18-7 Port Security Configuration Guidelines 18-7 Enabling and Configuring Port Security 18-7 Enabling and Configuring Port Security Aging 18-10 Displaying Port-Based Traffic Control Settings 18-12...and Maintaining CDP 20-5 Configuring SPAN and RSPAN 21-1 Understanding SPAN and RSPAN 21-1 SPAN and RSPAN Concepts and Terminology 21-3 Catalyst 2950 Desktop Switch Software Configuration Guide xvii
Software Configuration Guide
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... and RSPAN Session Limits 21-8 Default SPAN and RSPAN Configuration 21-8 Configuring SPAN 21-8 SPAN Configuration Guidelines 21-8 Creating a SPAN Session and Specifying Ports to Monitor 21-9 Removing Ports from a SPAN Session 21-11 Specifying VLANs to Monitor 21-12 Specifying VLANs to Filter 21-13 Configuring RSPAN 21-14 RSPAN Configuration... Logging 23-1 Configuring System Message Logging 23-2 System Log Message Format 23-2 Default System Message Logging Configuration 23-3 Disabling and Enabling Message Logging 23-4 xviii Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01
... and RSPAN Session Limits 21-8 Default SPAN and RSPAN Configuration 21-8 Configuring SPAN 21-8 SPAN Configuration Guidelines 21-8 Creating a SPAN Session and Specifying Ports to Monitor 21-9 Removing Ports from a SPAN Session 21-11 Specifying VLANs to Monitor 21-12 Specifying VLANs to Filter 21-13 Configuring RSPAN 21-14 RSPAN Configuration... Logging 23-1 Configuring System Message Logging 23-2 System Log Message Format 23-2 Default System Message Logging Configuration 23-3 Disabling and Enabling Message Logging 23-4 xviii Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01
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... The physical switch ports switches can configure a port as an access port or trunk port or let the Dynamic Trunking Protocol (DTP) operate on a per-port basis to determine if a switch port should be an access port or a trunk port by negotiating with the port on the switch and describes how to the switch hardware installation guide. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration...
... The physical switch ports switches can configure a port as an access port or trunk port or let the Dynamic Trunking Protocol (DTP) operate on a per-port basis to determine if a switch port should be an access port or a trunk port by negotiating with the port on the switch and describes how to the switch hardware installation guide. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration...
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... 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-9 Chapter 9 Configuring the Switch Interfaces Configuring Switch Interfaces This example shows how to define an interface-range macro named enet_list to select Fast Ethernet ports 1 to 4 and to verify the macro configuration: Switch# configure terminal Switch(config)# define interface-range enet_list fastethernet0/1 - 4 Switch(config)# end Switch# show run | include...
... 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-9 Chapter 9 Configuring the Switch Interfaces Configuring Switch Interfaces This example shows how to define an interface-range macro named enet_list to select Fast Ethernet ports 1 to 4 and to verify the macro configuration: Switch# configure terminal Switch(config)# define interface-range enet_list fastethernet0/1 - 4 Switch(config)# end Switch# show run | include...
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...24 Gi0/1 Gi0/2 notconnect 1 notconnect 1 notconnect 1 notconnect 1 auto auto auto auto auto 10/100BaseTX auto 10/100BaseTX auto unknown auto unknown This example shows how to display the status of all interfaces configured for IP or the specified interface. This example shows how to display the status of switching ports: Switch...) Appliance trust: 5 Name: Fa0/2 Switchport: Enabled Administrative Mode: static access 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-17 Display the description configured on an interface or all interfaces or a specific...
...24 Gi0/1 Gi0/2 notconnect 1 notconnect 1 notconnect 1 notconnect 1 auto auto auto auto auto 10/100BaseTX auto 10/100BaseTX auto unknown auto unknown This example shows how to display the status of all interfaces configured for IP or the specified interface. This example shows how to display the status of switching ports: Switch...) Appliance trust: 5 Name: Fa0/2 Switchport: Enabled Administrative Mode: static access 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-17 Display the description configured on an interface or all interfaces or a specific...
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... Link A fails, CSUF selects either the Switch B or Switch C alternate stack-root port and puts it into the forwarding state in the stack use their stack ports to communicate with each other and to connect to stack members. 13-6 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 stack ports are cascaded through the receipt of...
... Link A fails, CSUF selects either the Switch B or Switch C alternate stack-root port and puts it into the forwarding state in the stack use their stack ports to communicate with each other and to connect to stack members. 13-6 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 stack ports are cascaded through the receipt of...
Software Configuration Guide
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...-Tree Features Chapter 13 Configuring Optional Spanning-Tree Features Understanding BackboneFast BackboneFast detects indirect failures in the network. If the switch determines that received the RLQ reply . Figure 13-7 BackboneFast Example Before Indirect Link Failure Switch A (Root) Switch B L1 L2 L3 Blocked port Switch C 44963 13-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01
...-Tree Features Chapter 13 Configuring Optional Spanning-Tree Features Understanding BackboneFast BackboneFast detects indirect failures in the network. If the switch determines that received the RLQ reply . Figure 13-7 BackboneFast Example Before Indirect Link Failure Switch A (Root) Switch B L1 L2 L3 Blocked port Switch C 44963 13-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01
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... allows the blocked port on Switch C to the forwarding state, providing a path from Switch B, Switch C assumes that Switch B is the designated bridge to forwarding state. 44964 If a new switch is introduced into a shared-medium topology as shown in a Shared-Medium Topology Switch A (Root) Switch C Blocked port Switch B (Designated bridge) Added switch 44965 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 13...
... allows the blocked port on Switch C to the forwarding state, providing a path from Switch B, Switch C assumes that Switch B is the designated bridge to forwarding state. 44964 If a new switch is introduced into a shared-medium topology as shown in a Shared-Medium Topology Switch A (Root) Switch C Blocked port Switch B (Designated bridge) Added switch 44965 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 13...
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....153 Ethernet segment (Trunk link) Switch 5 172.20.26.154 Switch 6 172.20.26.155 Switch 7 172.20.26.156 End station 2 Switch 8 Dynamic-access port Switch 9 Secondary VMPS Server 3 Switch 10 172.20.26.157 Client 172.20.26.158 Trunk port 172.20.26.159 30769 14-32 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01...
....153 Ethernet segment (Trunk link) Switch 5 172.20.26.154 Switch 6 172.20.26.155 Switch 7 172.20.26.156 End station 2 Switch 8 Dynamic-access port Switch 9 Secondary VMPS Server 3 Switch 10 172.20.26.157 Client 172.20.26.158 Trunk port 172.20.26.159 30769 14-32 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01...
Software Configuration Guide
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... 1, configure RSPAN session 1 to configure VLAN 901 as the source remote VLAN and port 5 as the destination interface: Switch(config)# monitor session 1 source remote vlan 901 Switch(config)# monitor session 1 destination interface fastEthernet0/5 Switch(config)# end 21-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Verify your entries. (Optional) Save your entries in...
... 1, configure RSPAN session 1 to configure VLAN 901 as the source remote VLAN and port 5 as the destination interface: Switch(config)# monitor session 1 source remote vlan 901 Switch(config)# monitor session 1 destination interface fastEthernet0/5 Switch(config)# end 21-16 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Verify your entries. (Optional) Save your entries in...
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... (,) to specify a series of VLANs or use the no monitor session 2 Switch(config)# monitor session 2 source interface gigabitethernet0/4 rx Switch(config)# monitor session 2 filter vlan 1 - 5 , 9 Switch(config)# monitor session 2 destination remote vlan 902 reflector-port gigabitethernet0/8 Switch(config)# end 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 21-19 end Return to monitor. copy running...
... (,) to specify a series of VLANs or use the no monitor session 2 Switch(config)# monitor session 2 source interface gigabitethernet0/4 rx Switch(config)# monitor session 2 filter vlan 1 - 5 , 9 Switch(config)# monitor session 2 destination remote vlan 902 reflector-port gigabitethernet0/8 Switch(config)# end 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 21-19 end Return to monitor. copy running...