Configuration Guide
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... View 2-14 Topology Display Options 2-14 Menus and Toolbar 2-15 Menu Bar 2-15 Toolbar 2-20 Front Panel View Popup Menus 2-21 Device Popup Menu 2-21 Port Popup Menu 2-21 Topology View Popup Menus 2-22 Link Popup Menu 2-22 Device Popup Menus 2-23 Interaction Modes 2-25 Guide Mode 2-25 Expert Mode 2-25... Verifying Your Changes 2-32 Change Notification 2-32 Error Checking 2-32 Saving Your Changes 2-32 Using Different Versions of CMS 2-33 Where to Go Next 2-33 Catalyst 2950 Desktop Switch Software Configuration Guide iv 78-11380-03
... View 2-14 Topology Display Options 2-14 Menus and Toolbar 2-15 Menu Bar 2-15 Toolbar 2-20 Front Panel View Popup Menus 2-21 Device Popup Menu 2-21 Port Popup Menu 2-21 Topology View Popup Menus 2-22 Link Popup Menu 2-22 Device Popup Menus 2-23 Interaction Modes 2-25 Guide Mode 2-25 Expert Mode 2-25... Verifying Your Changes 2-32 Change Notification 2-32 Error Checking 2-32 Saving Your Changes 2-32 Using Different Versions of CMS 2-33 Where to Go Next 2-33 Catalyst 2950 Desktop Switch Software Configuration Guide iv 78-11380-03
Configuration Guide
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... the Switch 4-1 Switch Software Releases 4-2 Console Port Access 4-2 Telnet Access to the CLI 4-2 HTTP Access to CMS 4-3 SNMP Network Management Platforms 4-4 SNMP Versions 4-4 Using FTP to Access the MIB Files 4-5 Using SNMP to Access MIB Variables 4-5 Default Settings 4-6 Clustering Switches 5-1 Understanding Switch Clusters 5-2 Command Switch Characteristics 5-2 Standby Command Switch Characteristics 5-3 Candidate and Member Switches Characteristics 5-3 Catalyst 2950 Desktop Switch Software...
... the Switch 4-1 Switch Software Releases 4-2 Console Port Access 4-2 Telnet Access to the CLI 4-2 HTTP Access to CMS 4-3 SNMP Network Management Platforms 4-4 SNMP Versions 4-4 Using FTP to Access the MIB Files 4-5 Using SNMP to Access MIB Variables 4-5 Default Settings 4-6 Clustering Switches 5-1 Understanding Switch Clusters 5-2 Command Switch Characteristics 5-2 Standby Command Switch Characteristics 5-3 Candidate and Member Switches Characteristics 5-3 Catalyst 2950 Desktop Switch Software...
Configuration Guide
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... the Network Time Protocol 6-11 Configuring the Switch as an NTP Client 6-11 Enabling NTP Authentication 6-11 Configuring the Switch for NTP Broadcast-Client Mode 6-12 Configuring SNMP...Addresses 6-18 Adding and Removing Static Address Entries 6-18 Configuring Static Addresses for EtherChannel Port Groups 6-19 Configuring TACACS+ 6-20 Configuring the TACACS+ Server Host 6-20 Configuring... Access and Network Services 6-22 Starting TACACS+ Accounting 6-22 Configuring a Switch for Local AAA 6-23 Controlling Switch Access with RADIUS 6-24 Understanding RADIUS 6-24 RADIUS Operation 6-25 Configuring ...
... the Network Time Protocol 6-11 Configuring the Switch as an NTP Client 6-11 Enabling NTP Authentication 6-11 Configuring the Switch for NTP Broadcast-Client Mode 6-12 Configuring SNMP...Addresses 6-18 Adding and Removing Static Address Entries 6-18 Configuring Static Addresses for EtherChannel Port Groups 6-19 Configuring TACACS+ 6-20 Configuring the TACACS+ Server Host 6-20 Configuring... Access and Network Services 6-22 Starting TACACS+ Accounting 6-22 Configuring a Switch for Local AAA 6-23 Controlling Switch Access with RADIUS 6-24 Understanding RADIUS 6-24 RADIUS Operation 6-25 Configuring ...
Configuration Guide
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... 7-10 Manually Re-Authenticating a Client Connected to a Port 7-11 Changing the Quiet Period 7-11 Changing the Switch-to-Client Retransmission Time 7-12 Setting the Switch-to-Client Frame-Retransmission Number 7-13 Enabling Multiple Hosts ...the Management VLAN for a New Switch 8-3 Changing the Management VLAN Through a Telnet Connection 8-4 Assigning VLAN Port Membership Modes 8-4 VLAN Membership Combinations 8-6 Assigning Static-Access Ports to a VLAN 8-7 Using VTP 8-7 The VTP Domain 8-7 VTP Modes and Mode Transitions 8-7 Catalyst 2950 Desktop Switch Software Configuration Guide viii 78-11380...
... 7-10 Manually Re-Authenticating a Client Connected to a Port 7-11 Changing the Quiet Period 7-11 Changing the Switch-to-Client Retransmission Time 7-12 Setting the Switch-to-Client Frame-Retransmission Number 7-13 Enabling Multiple Hosts ...the Management VLAN for a New Switch 8-3 Changing the Management VLAN Through a Telnet Connection 8-4 Assigning VLAN Port Membership Modes 8-4 VLAN Membership Combinations 8-6 Assigning Static-Access Ports to a VLAN 8-7 Using VTP 8-7 The VTP Domain 8-7 VTP Modes and Mode Transitions 8-7 Catalyst 2950 Desktop Switch Software Configuration Guide viii 78-11380...
Configuration Guide
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...8-19 How VLAN Trunks Work 8-20 IEEE 802.1Q Configuration Considerations 8-21 Trunks Interacting with Other Features 8-21 Configuring a Trunk Port 8-22 CLI: Disabling a Trunk Port 8-22 CLI: Defining the Allowed VLANs on a Trunk 8-23 Changing the Pruning-Eligible List 8-23 Configuring the Native VLAN for ...Untagged Traffic 8-24 Load Sharing Using STP 8-24 Load Sharing Using STP Port Priorities 8-25 Configuring STP Port Priorities and Load Sharing 8-25 Load Sharing Using STP Path Cost 8-27 How the VMPS Works 8-28 Catalyst 2950 Desktop Switch Software Configuration Guide ix
...8-19 How VLAN Trunks Work 8-20 IEEE 802.1Q Configuration Considerations 8-21 Trunks Interacting with Other Features 8-21 Configuring a Trunk Port 8-22 CLI: Disabling a Trunk Port 8-22 CLI: Defining the Allowed VLANs on a Trunk 8-23 Changing the Pruning-Eligible List 8-23 Configuring the Native VLAN for ...Untagged Traffic 8-24 Load Sharing Using STP 8-24 Load Sharing Using STP Port Priorities 8-25 Configuring STP Port Priorities and Load Sharing 8-25 Load Sharing Using STP Path Cost 8-27 How the VMPS Works 8-28 Catalyst 2950 Desktop Switch Software Configuration Guide ix
Configuration Guide
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... IEEE 802.1Q Trunks 9-8 STP and Redundant Connectivity 9-8 Accelerated Aging to Retain Connectivity 9-9 Understanding Advanced STP Features 9-9 Understanding Port Fast 9-10 Understanding BPDU Guard 9-10 Understanding UplinkFast 9-11 Understanding Cross-Stack UplinkFast 9-12 How CSUF Works 9-13 Events that Cause Fast Convergence 9-14 Catalyst 2950 Desktop Switch Software Configuration Guide x 78-11380-03
... IEEE 802.1Q Trunks 9-8 STP and Redundant Connectivity 9-8 Accelerated Aging to Retain Connectivity 9-9 Understanding Advanced STP Features 9-9 Understanding Port Fast 9-10 Understanding BPDU Guard 9-10 Understanding UplinkFast 9-11 Understanding Cross-Stack UplinkFast 9-12 How CSUF Works 9-13 Events that Cause Fast Convergence 9-14 Catalyst 2950 Desktop Switch Software Configuration Guide x 78-11380-03
Configuration Guide
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... Redundant Links 9-32 Configuring Cross-Stack UplinkFast 9-33 Configuring BackboneFast 9-34 Configuring Root Guard 9-34 Configuring the Switch Ports 10-1 Changing the Port Speed and Duplex Mode 10-1 Connecting to Devices That Do Not Autonegotiate 10-2 Setting Speed and Duplex Parameters... Controls 10-4 Enabling Storm Control 10-4 Disabling Storm Control 10-5 Configuring Protected Ports 10-5 Enabling Port Security 10-6 Defining the Maximum Secure Address Count 10-7 Enabling Port Security 10-7 Disabling Port Security 10-8 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide xi
... Redundant Links 9-32 Configuring Cross-Stack UplinkFast 9-33 Configuring BackboneFast 9-34 Configuring Root Guard 9-34 Configuring the Switch Ports 10-1 Changing the Port Speed and Duplex Mode 10-1 Connecting to Devices That Do Not Autonegotiate 10-2 Setting Speed and Duplex Parameters... Controls 10-4 Enabling Storm Control 10-4 Disabling Storm Control 10-5 Configuring Protected Ports 10-5 Enabling Port Security 10-6 Defining the Maximum Secure Address Count 10-7 Enabling Port Security 10-7 Disabling Port Security 10-8 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide xi
Configuration Guide
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... UniDirectional Link Detection 10-18 Understanding SPAN 10-18 SPAN Concepts and Terminology 10-19 SPAN Session 10-19 Traffic Types 10-19 Source Port 10-20 Destination Port 10-20 SPAN Traffic 10-21 SPAN Interaction with Other Features 10-21 Configuring SPAN 10-22 SPAN Configuration Guidelines 10-22 Creating... 11-3 Setting the Snooping Method 11-4 Joining a Multicast Group 11-4 Statically Configuring a Host to Join a Group 11-5 CLI: Statically Configuring a Interface to Join a Group 11-6 Catalyst 2950 Desktop Switch Software Configuration Guide xii 78-11380-03
... UniDirectional Link Detection 10-18 Understanding SPAN 10-18 SPAN Concepts and Terminology 10-19 SPAN Session 10-19 Traffic Types 10-19 Source Port 10-20 Destination Port 10-20 SPAN Traffic 10-21 SPAN Interaction with Other Features 10-21 Configuring SPAN 10-22 SPAN Configuration Guidelines 10-22 Creating... 11-3 Setting the Snooping Method 11-4 Joining a Multicast Group 11-4 Statically Configuring a Host to Join a Group 11-5 CLI: Statically Configuring a Interface to Join a Group 11-6 Catalyst 2950 Desktop Switch Software Configuration Guide xii 78-11380-03
Configuration Guide
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...E R 13 C H A P T E R 78-11380-03 Leaving a Multicast Group 11-6 CLI: Configuring a Multicast Router Port 11-7 Understanding Multicast VLAN Registration 11-7 Using MVR in a Multicast Television Application 11-8 Configuration Guidelines and Limitations 11-10 Default MVR ...ACLs 12-1 ACLs 12-2 Handling Fragmented and Unfragmented Traffic 12-3 Understanding Access Control Parameters 12-4 Guidelines for Configuring ACLs on the Catalyst 2950 Switches 12-5 Configuring ACLs 12-6 Unsupported Features 12-6 Creating Standard and Extended IP ACLs 12-7 ACL Numbers 12-7 Creating a Numbered Standard...
...E R 13 C H A P T E R 78-11380-03 Leaving a Multicast Group 11-6 CLI: Configuring a Multicast Router Port 11-7 Understanding Multicast VLAN Registration 11-7 Using MVR in a Multicast Television Application 11-8 Configuration Guidelines and Limitations 11-10 Default MVR ...ACLs 12-1 ACLs 12-2 Handling Fragmented and Unfragmented Traffic 12-3 Understanding Access Control Parameters 12-4 Guidelines for Configuring ACLs on the Catalyst 2950 Switches 12-5 Configuring ACLs 12-6 Unsupported Features 12-6 Creating Standard and Extended IP ACLs 12-7 ACL Numbers 12-7 Creating a Numbered Standard...
Configuration Guide
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... Configuring QoS 13-9 Default QoS Configuration 13-9 Configuration Guidelines 13-10 Configuring Classification Using Port Trust States 13-10 Configuring the Trust State on Ports within the QoS Domain 13-11 Configuring the CoS Value for an Interface 13-13 ... Recovering from a Command Switch Failure 14-5 Replacing a Failed Command Switch with a Cluster Member 14-6 Replacing a Failed Command Switch with Another Switch 14-7 Recovering from a Failed Command Switch Without HSRP 14-8 Recovering from a Lost or Forgotten Password 14-9 Catalyst 2950 Desktop Switch Software Configuration Guide xiv ...
... Configuring QoS 13-9 Default QoS Configuration 13-9 Configuration Guidelines 13-10 Configuring Classification Using Port Trust States 13-10 Configuring the Trust State on Ports within the QoS Domain 13-11 Configuring the CoS Value for an Interface 13-13 ... Recovering from a Command Switch Failure 14-5 Replacing a Failed Command Switch with a Cluster Member 14-6 Replacing a Failed Command Switch with Another Switch 14-7 Recovering from a Failed Command Switch Without HSRP 14-8 Recovering from a Lost or Forgotten Password 14-9 Catalyst 2950 Desktop Switch Software Configuration Guide xiv ...
Configuration Guide
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..., CLI procedures are described in the standard Cisco IOS Release 12.1 documentation. Chapter 8, "Configuring VLANs," provides the considerations and CLI procedures for configuring 802.1X port-based authentication. Note This guide does not repeat the concepts and CLI procedures provided in the Catalyst 2950 Desktop Switch Command Reference. The online help provides the CMS...
..., CLI procedures are described in the standard Cisco IOS Release 12.1 documentation. Chapter 8, "Configuring VLANs," provides the considerations and CLI procedures for configuring 802.1X port-based authentication. Note This guide does not repeat the concepts and CLI procedures provided in the Catalyst 2950 Desktop Switch Command Reference. The online help provides the CMS...
Configuration Guide
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... "Entering Community Strings" section on page 6-15. Appendix B, "System Messages." Port > Protected Port 4-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 "Configuring CoS Maps" section on page 10-5. "Configuring Protected Ports" section on page 13-21. - Reports "Configuring SPAN" section on Cisco.com. Documentation set for Cisco IOS Release 12.1 on page 10-22.
... "Entering Community Strings" section on page 6-15. Appendix B, "System Messages." Port > Protected Port 4-10 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 "Configuring CoS Maps" section on page 10-5. "Configuring Protected Ports" section on page 13-21. - Reports "Configuring SPAN" section on Cisco.com. Documentation set for Cisco IOS Release 12.1 on page 10-22.
Configuration Guide
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... Configuration End station 1 Catalyst 5000 series Primary VMPS Server 1 Switch 1 172.20.26.150 Dynamic-access port Switch 2 Secondary VMPS Server 2 Switch 3 Client 172.20.26.151 Trunk port 172.20.26.152 Switch 4 172.20.26.153 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...
... Configuration End station 1 Catalyst 5000 series Primary VMPS Server 1 Switch 1 172.20.26.150 Dynamic-access port Switch 2 Secondary VMPS Server 2 Switch 3 Client 172.20.26.151 Trunk port 172.20.26.152 Switch 4 172.20.26.153 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...
Configuration Guide
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... GigaStack GBIC to the root. As shown in the stack is in the stack use their stack ports to communicate with each other and to connect to stack members. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-13 Link A, the root link, is elected as the path to form a multidrop backbone...
... GigaStack GBIC to the root. As shown in the stack is in the stack use their stack ports to communicate with each other and to connect to stack members. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-13 Link A, the root link, is elected as the path to form a multidrop backbone...
Configuration Guide
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... 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 9-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 The new switch begins sending inferior BPDUs that Switch B is the root switch. Figure 9-12 Adding a Switch in Figure 9-12, BackboneFast is set. Figure 9-11 shows how BackboneFast...
... 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 9-18 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 The new switch begins sending inferior BPDUs that Switch B is the root switch. Figure 9-12 Adding a Switch in Figure 9-12, BackboneFast is set. Figure 9-11 shows how BackboneFast...
Hardware Installation Guide
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...or 24-inch rack. Figure 2-3 Removing Screws from the Switch Catalyst 2900 SERIES XL Fixed-port Catalyst 2900 series XL Catalyst 2900 SERIES XL 22X 23X 24X Modular Catalyst 2900 series XL 47292 Attaching the Brackets to a Catalyst 2912 XL, 2924C XL, 2924 XL, 2912MF XL, 2924M...Switch in a Rack • "Attaching the Brackets to a Catalyst 2912 LRE XL or 2924 LRE XL Switch" section on page 2-16 • "Mounting the Switch in a Rack" section on page 2-18 • "Attaching the Optional Cable Guide" section on whether you must first remove screws in a fixed-port and a modular port switch...
...or 24-inch rack. Figure 2-3 Removing Screws from the Switch Catalyst 2900 SERIES XL Fixed-port Catalyst 2900 series XL Catalyst 2900 SERIES XL 22X 23X 24X Modular Catalyst 2900 series XL 47292 Attaching the Brackets to a Catalyst 2912 XL, 2924C XL, 2924 XL, 2912MF XL, 2924M...Switch in a Rack • "Attaching the Brackets to a Catalyst 2912 LRE XL or 2924 LRE XL Switch" section on page 2-16 • "Mounting the Switch in a Rack" section on page 2-18 • "Attaching the Optional Cable Guide" section on whether you must first remove screws in a fixed-port and a modular port switch...
Hardware Installation Guide
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... XL, 2924C XL, and 2924 XL Fixed-Port Switches (Front-Panel Forward) Phillips flat-head screws Phillips truss-head screws 19" configuration MODE 1X 2X 3X 4X 5X 6X 7X 47738 23" and 24" configuration MODE 1X 2X 3X 4X 5X 6X 7X 2-12 Catalyst 2900 Series XL Hardware Installation Guide 78-6461...-04 Installing the Switch in a Rack Chapter 2 Installation • For a 19-inch or a telco rack, use the supplied Phillips truss-head screws to...
... XL, 2924C XL, and 2924 XL Fixed-Port Switches (Front-Panel Forward) Phillips flat-head screws Phillips truss-head screws 19" configuration MODE 1X 2X 3X 4X 5X 6X 7X 47738 23" and 24" configuration MODE 1X 2X 3X 4X 5X 6X 7X 2-12 Catalyst 2900 Series XL Hardware Installation Guide 78-6461...-04 Installing the Switch in a Rack Chapter 2 Installation • For a 19-inch or a telco rack, use the supplied Phillips truss-head screws to...
Hardware Installation Guide
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Installing the Switch in a Rack Chapter 2 Installation Figure 2-6 Attaching Brackets on Catalyst 2912 XL, 2924C XL, and 2924 XL Fixed-Port Switches (Rear-Panel Forward) 19" configuration Phillips flat-head screws 23" and 24" configuration Phillips truss-head screws 47298 2-14 Catalyst 2900 Series XL Hardware Installation Guide 78-6461-04
Installing the Switch in a Rack Chapter 2 Installation Figure 2-6 Attaching Brackets on Catalyst 2912 XL, 2924C XL, and 2924 XL Fixed-Port Switches (Rear-Panel Forward) 19" configuration Phillips flat-head screws 23" and 24" configuration Phillips truss-head screws 47298 2-14 Catalyst 2900 Series XL Hardware Installation Guide 78-6461-04
Hardware Installation Guide
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... supplied Phillips flat-head screws to attach the long side of the bracket to the switch. Use two of the supplied screws to attach each bracket, according to these brackets, contact your Cisco sales representative. Figure 2-13 Attaching Brackets for Parallel and Vertical Wall-Mounting for parallel ... short side of the bracket to the switch. • For vertical wall-mounting, use depend on a wall. Note The Catalyst 2912 LRE XL and 2924 LRE XL switches cannot be mounted vertically on whether you are attaching the brackets for Fixed-Port Switches 78-6461-04 47303 Phillips truss-head ...
... supplied Phillips flat-head screws to attach the long side of the bracket to the switch. Use two of the supplied screws to attach each bracket, according to these brackets, contact your Cisco sales representative. Figure 2-13 Attaching Brackets for Parallel and Vertical Wall-Mounting for parallel ... short side of the bracket to the switch. • For vertical wall-mounting, use depend on a wall. Note The Catalyst 2912 LRE XL and 2924 LRE XL switches cannot be mounted vertically on whether you are attaching the brackets for Fixed-Port Switches 78-6461-04 47303 Phillips truss-head ...
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Chapter 2 Installation Installing the Switch on a Wall Figure 2-15 Mounting a Fixed-Port Switch to a Wall Vertical wall stud SERIES 24x 23x User-supplied screws 22x 21x 20x 19x 18x 17x 16x 15x 14x 13x 10BaseT/100BaseTx 12x 11x 10x 9x 8x 7x 6x 5x 4x 3x 2x 1x 47305 RPS MODE 78-6461-04 Catalyst 2900 Series XL Hardware Installation Guide 2-23
Chapter 2 Installation Installing the Switch on a Wall Figure 2-15 Mounting a Fixed-Port Switch to a Wall Vertical wall stud SERIES 24x 23x User-supplied screws 22x 21x 20x 19x 18x 17x 16x 15x 14x 13x 10BaseT/100BaseTx 12x 11x 10x 9x 8x 7x 6x 5x 4x 3x 2x 1x 47305 RPS MODE 78-6461-04 Catalyst 2900 Series XL Hardware Installation Guide 2-23