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... the networking or computer technician responsible for which you might encounter. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide ix It describes the physical and performance characteristics of the Catalyst 2950 switch. For more information, see the switch software configuration guide, the switch system message guide, and the switch command reference. Conventions Command descriptions use these conventions and symbols: Note Means reader...
... the networking or computer technician responsible for which you might encounter. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide ix It describes the physical and performance characteristics of the Catalyst 2950 switch. For more information, see the switch software configuration guide, the switch system message guide, and the switch command reference. Conventions Command descriptions use these conventions and symbols: Note Means reader...
Hardware Installation Guide
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...; Catalyst 2950 and Catalyst 2955 Switch System Message Guide (order number DOC-7814233=) For information about the Catalyst 2950 Long-Reach Ethernet (LRE) switches, see these documents: • Catalyst 2950 Switch Software Configuration Guide (order number DOC-7814982=) • Catalyst 2950 Switch Command Reference (order number DOC-7814984=) • Catalyst 2950 Switch System Message Guide (order number DOC-7814981=) • Release Notes for the Catalyst 2950 LRE Switch (not orderable but available on Cisco...
...; Catalyst 2950 and Catalyst 2955 Switch System Message Guide (order number DOC-7814233=) For information about the Catalyst 2950 Long-Reach Ethernet (LRE) switches, see these documents: • Catalyst 2950 Switch Software Configuration Guide (order number DOC-7814982=) • Catalyst 2950 Switch Command Reference (order number DOC-7814984=) • Catalyst 2950 Switch System Message Guide (order number DOC-7814981=) • Release Notes for the Catalyst 2950 LRE Switch (not orderable but available on Cisco...
Hardware Installation Guide
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...." Also covered in your network. Catalyst 2950-12 switch-12 10/100 Ethernet ports - Catalyst 2950-24 switch-24 10/100 Ethernet ports - Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-1 For instructions on setting up the Switch See the Catalyst 2950 Switch Getting Started Guide for instructions on initially configuring your Catalyst switch by using the Express Setup. You...
...." Also covered in your network. Catalyst 2950-12 switch-12 10/100 Ethernet ports - Catalyst 2950-24 switch-24 10/100 Ethernet ports - Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-1 For instructions on setting up the Switch See the Catalyst 2950 Switch Getting Started Guide for instructions on initially configuring your Catalyst switch by using the Express Setup. You...
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...125- You can connect the Cisco 575 LRE CPE and Cisco 585 LRE CPE devices to LRE ports on the same Catalyst 2950ST-8 LRE or 2950ST-24 LRE switch. The PBX routes voice traffic to the switch and private branch exchange (PBX) switch or public switched telephone network (PSTN). See ... patch cables listed in Table 2-1 on page 2-29. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. For information about the Cisco LRE 48 POTS Splitter (PS-1M-LRE-48), see the switch software configuration guide. Within each LRE port is speed autosensing and half-duplex operation...
...125- You can connect the Cisco 575 LRE CPE and Cisco 585 LRE CPE devices to LRE ports on the same Catalyst 2950ST-8 LRE or 2950ST-24 LRE switch. The PBX routes voice traffic to the switch and private branch exchange (PBX) switch or public switched telephone network (PSTN). See ... patch cables listed in Table 2-1 on page 2-29. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. For information about the Cisco LRE 48 POTS Splitter (PS-1M-LRE-48), see the switch software configuration guide. Within each LRE port is speed autosensing and half-duplex operation...
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... to monitor individual switches and switch clusters. Figure 1-15 LEDs on Catalyst 2950-12, 2950-24, 2950C-24, 2950SX-24, and 2950T-24 Switches RPS LED Port status LEDs System LED Port mode LEDs SYST RPS STAT UTIL DUPLX SPEED MODE Mode button 1x 2x 3x 4x 5x 6x 52918 OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-13 The switch software configuration guide describes how...
... to monitor individual switches and switch clusters. Figure 1-15 LEDs on Catalyst 2950-12, 2950-24, 2950C-24, 2950SX-24, and 2950T-24 Switches RPS LED Port status LEDs System LED Port mode LEDs SYST RPS STAT UTIL DUPLX SPEED MODE Mode button 1x 2x 3x 4x 5x 6x 52918 OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-13 The switch software configuration guide describes how...
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... the switch software configuration guide and the documentation that works with your application. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-25 You can automate initial configurations and configuration updates by generating switch-specific configuration changes, sending them to the switch, executing the configuration change, and logging the results. Chapter 1 Overview Management Options • Cisco Intelligence Engine 2100 (IE2100) The Cisco IE200 Series Configuration Registrar...
... the switch software configuration guide and the documentation that works with your application. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-25 You can automate initial configurations and configuration updates by generating switch-specific configuration changes, sending them to the switch, executing the configuration change, and logging the results. Chapter 1 Overview Management Options • Cisco Intelligence Engine 2100 (IE2100) The Cisco IE200 Series Configuration Registrar...
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... on a Catalyst 2950ST-24 LRE 997 Switch RJ-21 connector ++ A INPCUUTR:RE3N6T- B 72 V :2-1 A Screw SYST RPS STAT SPEED MODE CONSOLE 1 2 3 4 5 6 7 8 9 10 11 12 --- Screw Cable to wiring trunk RJ-21 connector ++ A INPCUUTR:RE3N6T- For more information about the configuration and management of CPE devices, see the Cisco LRE CPE Hardware Installation Guide. 2-34 Catalyst 2950 Switch Hardware Installation Guide OL...
... on a Catalyst 2950ST-24 LRE 997 Switch RJ-21 connector ++ A INPCUUTR:RE3N6T- B 72 V :2-1 A Screw SYST RPS STAT SPEED MODE CONSOLE 1 2 3 4 5 6 7 8 9 10 11 12 --- Screw Cable to wiring trunk RJ-21 connector ++ A INPCUUTR:RE3N6T- For more information about the configuration and management of CPE devices, see the Cisco LRE CPE Hardware Installation Guide. 2-34 Catalyst 2950 Switch Hardware Installation Guide OL...
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... an easy-to Go Next For information about configuring the switch, see the switch software configuration guide. 2-40 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 See the Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide and the Catalyst 2950 and Catalyst 2955 Switch Command Reference on , there might be a cable... searches for more information, see the Catalyst 2950 Switch Getting Started Guide. This is described in the target device. If the default configuration is off, the target device might not be turned on Cisco.com for loops. Through this GUI...
... an easy-to Go Next For information about configuring the switch, see the switch software configuration guide. 2-40 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 See the Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide and the Catalyst 2950 and Catalyst 2955 Switch Command Reference on , there might be a cable... searches for more information, see the Catalyst 2950 Switch Getting Started Guide. This is described in the target device. If the default configuration is off, the target device might not be turned on Cisco.com for loops. Through this GUI...
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... connectivity • Corrupted software Table 3-1 describes how to detect and solve these topics for details. This chapter provides these problems. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 3-1 You can also get statistics from the device manager, the Network Assistant application, the CLI, the Cisco Intelligence Engine 2100 (IE2100) Series Configuration Registrar, or a SNMP workstation.
... connectivity • Corrupted software Table 3-1 describes how to detect and solve these topics for details. This chapter provides these problems. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 3-1 You can also get statistics from the device manager, the Network Assistant application, the CLI, the Cisco Intelligence Engine 2100 (IE2100) Series Configuration Registrar, or a SNMP workstation.
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See the switch software configuration guide for SFP cabling guidelines. The distance between the SFP module port and the attached device exceeds the SFP cabling guidelines. • See Table ... show excessive FCS,1 late-collision, or alignment errors. • See the switch software configuration guide for port status LED to within the recommended distances. - Catalyst 2950 Switch Hardware Installation Guide 3-2 OL-6156-01 Possible Cause Resolution Duplex autonegotiation mismatch. If the switch is attached to a repeater, the total distance between the two end stations exceeds...
See the switch software configuration guide for SFP cabling guidelines. The distance between the SFP module port and the attached device exceeds the SFP cabling guidelines. • See Table ... show excessive FCS,1 late-collision, or alignment errors. • See the switch software configuration guide for port status LED to within the recommended distances. - Catalyst 2950 Switch Hardware Installation Guide 3-2 OL-6156-01 Possible Cause Resolution Duplex autonegotiation mismatch. If the switch is attached to a repeater, the total distance between the two end stations exceeds...
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...Cisco Systems. • Use the show post privileged EXEC command to your GBIC module documentation for more information. Switch not recognizing a GBIC module. Reset the terminal-emulation software to display the switch...8226; Nonfatal or fatal POST error detected. Refer to see the switch software configuration guide. • Check if the fan has failed by using the ...pinouts and the proper application of crossover vs. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 3-3 Switch not recognizing an SFP module. Chapter 3 Troubleshooting Diagnosing Problems Table...
...Cisco Systems. • Use the show post privileged EXEC command to your GBIC module documentation for more information. Switch not recognizing a GBIC module. Reset the terminal-emulation software to display the switch...8226; Nonfatal or fatal POST error detected. Refer to see the switch software configuration guide. • Check if the fan has failed by using the ...pinouts and the proper application of crossover vs. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 3-3 Switch not recognizing an SFP module. Chapter 3 Troubleshooting Diagnosing Problems Table...
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... trunking, or select an alternative pair of cables. Catalyst 2950 LRE switch does not See the compatibility matrix, support the Cisco LRE CPE. FCS = frame check sequence 2. STP = Spanning Tree Protocol 3. CPE = customer premises equipment Catalyst 2950 Switch Hardware Installation Guide 3-4 OL-6156-01 Cable trunking defective. See the switch software configuration guide for information about verifying LRE port link status...
... trunking, or select an alternative pair of cables. Catalyst 2950 LRE switch does not See the compatibility matrix, support the Cisco LRE CPE. FCS = frame check sequence 2. STP = Spanning Tree Protocol 3. CPE = customer premises equipment Catalyst 2950 Switch Hardware Installation Guide 3-4 OL-6156-01 Cable trunking defective. See the switch software configuration guide for information about verifying LRE port link status...
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... selection, and press Return. Catalyst 2950 Switch Hardware Installation Guide D-8 OL-6156-01 After you complete the setup program, the switch can run the default configuration that you want to save it the next time the switch reboots, save the configuration and use the Network Assistant, see the switch software configuration guide or the switch command reference. For configuration information, see the Getting...
... selection, and press Return. Catalyst 2950 Switch Hardware Installation Guide D-8 OL-6156-01 After you complete the setup program, the switch can run the default configuration that you want to save it the next time the switch reboots, save the configuration and use the Network Assistant, see the switch software configuration guide or the switch command reference. For configuration information, see the Getting...
Configuration Guide
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Catalyst 2950 Desktop Switch Software Configuration Guide Cisco IOS Release 12.1(6)EA2b March, 2002 Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Customer Order Number: DOC-7811380= Text Part Number: 78-11380-03
Catalyst 2950 Desktop Switch Software Configuration Guide Cisco IOS Release 12.1(6)EA2b March, 2002 Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Customer Order Number: DOC-7811380= Text Part Number: 78-11380-03
Configuration Guide
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...trademarks of the word partner does not imply a partnership relationship between Cisco and any other company. (0110R) Catalyst 2950 Desktop Switch Software Configuration Guide Copyright © 2002, Cisco Systems, Inc. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING... UNIX operating system. and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Empowering the Internet Generation, Enterprise/Solver,...
...trademarks of the word partner does not imply a partnership relationship between Cisco and any other company. (0110R) Catalyst 2950 Desktop Switch Software Configuration Guide Copyright © 2002, Cisco Systems, Inc. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING... UNIX operating system. and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Empowering the Internet Generation, Enterprise/Solver,...
Configuration Guide
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... 1-6 Management Interface Options 1-6 Advantages of Using CMS and Clustering Switches 1-7 Network Configuration Examples 1-8 Design Concepts for Using the Switch 1-8 Small to Medium-Sized Network Configuration 1-10 Collapsed Backbone and Switch Cluster Configuration 1-12 Large Campus Configuration 1-13 Getting Started with CMS 2-1 Features 2-2 Front Panel View 2-4 Cluster Tree 2-5 Front-Panel Images 2-6 Redundant Power System LED 2-7 Catalyst 2950 Desktop Switch Software Configuration Guide iii
... 1-6 Management Interface Options 1-6 Advantages of Using CMS and Clustering Switches 1-7 Network Configuration Examples 1-8 Design Concepts for Using the Switch 1-8 Small to Medium-Sized Network Configuration 1-10 Collapsed Backbone and Switch Cluster Configuration 1-12 Large Campus Configuration 1-13 Getting Started with CMS 2-1 Features 2-2 Front Panel View 2-4 Cluster Tree 2-5 Front-Panel Images 2-6 Redundant Power System LED 2-7 Catalyst 2950 Desktop Switch Software Configuration Guide iii
Configuration Guide
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... 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 Wizards 2-26 Tool Tips 2-26 Online Help 2-27 CMS Window Components 2-28 Host Name List 2-28 Tabs, Lists, and Tables... 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
... 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 Wizards 2-26 Tool Tips 2-26 Online Help 2-27 CMS Window Components 2-28 Host Name List 2-28 Tabs, Lists, and Tables... 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 Configuration Guide v
... 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 v
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... 5-23 Using SNMP to Manage Switch Clusters 5-24 Configuring the System 6-1 Changing IP Information 6-1 Manually Assigning and Removing Switch IP Information 6-2 Using DHCP-Based Autoconfiguration 6-2 Understanding DHCP-Based Autoconfiguration 6-3 DHCP Client Request Process 6-3 Configuring the DHCP Server 6-4 Configuring the TFTP Server 6-5 Configuring the Domain Name and the DNS 6-5 Configuring the Relay Device 6-6 Catalyst 2950 Desktop Switch Software Configuration Guide vi 78-11380-03
... 5-23 Using SNMP to Manage Switch Clusters 5-24 Configuring the System 6-1 Changing IP Information 6-1 Manually Assigning and Removing Switch IP Information 6-2 Using DHCP-Based Autoconfiguration 6-2 Understanding DHCP-Based Autoconfiguration 6-3 DHCP Client Request Process 6-3 Configuring the DHCP Server 6-4 Configuring the TFTP Server 6-5 Configuring the Domain Name and the DNS 6-5 Configuring the Relay Device 6-6 Catalyst 2950 Desktop Switch Software Configuration Guide vi 78-11380-03
Configuration Guide
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... 6-20 Configuring Login Authentication 6-21 Specifying TACACS+ Authorization for Privileged EXEC 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 RADIUS 6-26 Default RADIUS Configuration 6-26 Identifying the RADIUS Server Host 6-27 Configuring RADIUS Login Authentication 6-29 Catalyst 2950 Desktop Switch Software Configuration Guide vii
... 6-20 Configuring Login Authentication 6-21 Specifying TACACS+ Authorization for Privileged EXEC 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 RADIUS 6-26 Default RADIUS Configuration 6-26 Identifying the RADIUS Server Host 6-27 Configuring RADIUS Login Authentication 6-29 Catalyst 2950 Desktop Switch Software Configuration Guide vii