Cisco Catalyst 6000 Series Switches Troubleshooting TechNotes - Cisco Systems

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Cisco Catalyst 6009 Switch
- How to Configure SSH on Catalyst Switches Running CatOS
  19/Jan/2006
Configuration
- Comparing Layer 2 Operations in CatOS and Cisco IOS System Software on the Catalyst 6500/6000
  10/Jan/2006
Connecting Terminal/Modem to Console
- Connecting a Modem to the Console Port on Catalyst Switches
  27/Jun/2007
- Connecting a Terminal to the Console Port on Catalyst Switches
  16/Nov/2007
Connectors and Cabling
- Catalyst Switch Cable, Connector, and AC Power Cord Guide
  11/Jul/2007
CPU Utilization
- Catalyst 6500/6000 Switch High CPU Utilization
  26/Aug/2009
DHCP
- Understanding and Troubleshooting DHCP in Catalyst Switch or Enterprise Networks
  17/Nov/2008
DLSw and MSFC
- DLSw+ and MSFC FAQ
EtherChannel
- Configure EtherChannel Between Catalyst 4500/4000, 5500/5000, and 6500/6000 Switches That Run CatOS System Software
  14/Aug/2006
- System Requirements to Implement EtherChannel on Catalyst Switches
  11/Jul/2007
- Understanding EtherChannel Load Balancing and Redundancy on Catalyst Switches
  09/Jul/2007
General Connectivity
- Understanding and Configuring the Unidirectional Link Detection Protocol Feature
  09/Jul/2007
- Unicast Flooding in Switched Campus Networks
  17/Nov/2007
General Troubleshooting
- Common CatOS Error Messages on Catalyst 6500/6000 Series Switches
  28/Nov/2008
Hardware
- Hardware Failure Checklist for Catalyst 4500/4000, 5500/5000, and 6500/6000 Series Switches Running CatOS
  30/Aug/2005
- Hardware Troubleshooting Index Page
  20/Oct/2006
- How to Determine the Type of Supervisor Module That Is Installed in Catalyst 6500/6000 Series Switches
  17/Feb/2006
- Memory/Flash Size Supported in Catalyst Switch Platforms
  20/Mar/2008
- Troubleshooting Hardware and Related Issues on the MSFC, MSFC2, and MSFC2a
  17/Aug/2006
- Voice Hardware Compatibility Matrix (Cisco 17/26/28/36/37/38xx, VG200, Catalyst 4500/4000, Catalyst 6xxx)
  31/Jul/2008
HSRP
- Understanding and Troubleshooting HSRP Problems in Catalyst Switch Networks
  05/May/2009
Inter-Vlan Routing
- Configuring InterVLAN Routing Using an Internal Router (Layer 3 Card) on Catalyst 5500/5000 and 6500/6000 Switches That Run CatOS System Software
  30/Aug/2005
- Supported Platforms for Unique MAC Address Configuration on VLAN or L3 Interfaces for Catalyst Switches
  02/Mar/2007
- Troubleshoot Unicast IP Routing Involving CEF on Catalyst 6500/6000 Series Switches with a Supervisor Engine 2 and Running CatOS System Software
  05/Jun/2008
Management
- Cisco AVVID Gateway Support for Fax Relay and Fax Pass-Through
  08/Jan/2007
- Configuring System Information on Catalyst Switches
  13/Dec/2005
- Configuring TACACS+, RADIUS, and Kerberos on Cisco Catalyst Switches
  27/Dec/2007
- Managing Software Images and Working with Configuration Files on Catalyst Switches
  15/Oct/2009
- Resetting Catalyst Switches to Factory Defaults
  21/Dec/2005
- System Software Conversion from CatOS to Cisco IOS for Catalyst 6500/6000 Switches
  22/Apr/2009
- System Software Conversion from Cisco IOS to CatOS for Catalyst 6500/6000 Switches
  22/Apr/2009
Modules
- Echo Troubleshooting with a Catalyst 6608 T1/E1 Blade
  17/Nov/2007
- Understanding the Catalyst 6500 Switch Fabric Module with Supervisor Engine 2
  15/Dec/2005
- Understanding the Naming Conventions of Catalyst 5000 and 6000 ATM Module Software
  05/Jun/2005
- WS-X6624-FXS: 24-Port FXS Blade for Catalyst 6000 Series Switches
  22/Oct/2008
- WS-X6348-RJ45V: 48 Port IP Phone Ethernet In-Line Power Blade for Catalyst 6500/6000 Series Switches
  15/Aug/2006
Multicast
- Constraining Multicast Traffic with Source and Receivers on the Same VLAN on Catalyst Switches Running Catalyst OS
  11/Jul/2007
- Fax Configuration on a Cisco WS-X6624 with an H.323 Gateway
  22/Oct/2008
- Multicast Catalyst Switches Support Matrix
  17/Jul/2006
- Multicast Does Not Work in the Same VLAN in Catalyst Switches
  16/Nov/2006
- Multicast in a Campus Network: CGMP and IGMP Snooping
  17/Dec/2008
- Rebuilding the Multicast Entries with CGMP and Spanning Tree Topology Changes
  20/Jul/2006
- Using RGMP: Basics and Case Study
  30/Aug/2005
Multilayer Switching(MLS)
- Configuring and Troubleshooting IP MLS on Catalyst 6500/6000 Switches with an MSFC
  30/Aug/2005
- System Requirements to Implement MLS
  30/Aug/2005
- Troubleshooting IP Multilayer Switching
  09/Dec/2005
Quality Of Service(QoS)
- Catalyst 6500 Switches QoS Troubleshooting
  03/Oct/2006
- QoS Classification and Marking on Catalyst 6500/6000 Series Switches Running CatOS Software
  16/Nov/2007
- QoS Classification and Marking on Catalyst 6500/6000 Series Switches That Run Cisco IOS Software
  08/Dec/2005
- QoS Output Scheduling on Catalyst 6500/6000 Series Switches Running CatOS System Software
  13/Apr/2007
- QoS Output Scheduling on Catalyst 6500/6000 Series Switches Running Cisco IOS System Software
  02/Sep/2005
- QoS Policing on Catalyst 6500/6000 Series Switches
  02/Jan/2006
Recovery from Corrupted or Missing Software
- Recover an MSFC Missing from the Supervisor Engine show module Command
  13/Mar/2006
- Recovering a Catalyst 6500/6000 Running Cisco IOS System Software from a Corrupted or Missing Boot Loader Image or ROMmon Mode
  09/Aug/2006
- Recovering Catalyst Switches Running CatOS from Booting Failures
  08/May/2006
Redundancy
- Example NTP Configuration for High Availability Catalyst 6000 Switch
  23/Mar/2005
- Hardware Requirements for Catalyst 6000/Catalyst 6500 Redundancy
  20/Sep/2005
- Understanding Internal MSFC Redundancy on Hybrid Mode Catalyst 6000 Switches
  01/Sep/2005
Security
- Securing Networks with Private VLANs and VLAN Access Control Lists
  08/May/2008
SNMP
- How To Get the Environment Temperature on a Catalyst 6500/6000 Using SNMP
  09/Mar/2006
Spanning Tree Protocol
- Configuring MST (802.1s)/RSTP (802.1w) on Catalyst Series Switches Running CatOS
  16/Nov/2007
- Spanning Tree PortFast BPDU Guard Enhancement
  01/Sep/2005
- Spanning Tree Protocol Root Guard Enhancement
  30/Aug/2005
- Spanning-Tree Protocol Enhancements using Loop Guard and BPDU Skew Detection Features
  22/Jan/2007
- Understanding and Configuring Backbone Fast on Catalyst Switches
  30/Aug/2005
- Understanding and Configuring the Cisco UplinkFast Feature
  18/Aug/2008
- VLAN Load Balancing Between Trunks Using the Spanning-Tree Protocol Port Priority
  30/Aug/2005
Switch Port Analyzer(SPAN)
- Catalyst Switched Port Analyzer (SPAN) Configuration Example
  16/Jul/2007
Switch Port Problems
- Configuring and Troubleshooting Ethernet 10/100/1000Mb Half/Full Duplex Auto-Negotiation
  28/Oct/2009
- Recovering From errDisable Port State on the CatOS Platforms
  20/Jun/2007
Troubleshooting
- Catalyst 6500/6000 Series Switches with Supervisor Engine 720 and Cisco IOS System Software Troubleshoot of Unicast IP Routing Problems That Involve CEF
  11/Dec/2008
- Catalyst 6500/6000 Switches ARP or CAM Table Issues Troubleshooting
  27/Oct/2009
- Catalyst 6000/6500 System Crashes Troubleshooting
  26/Jan/2009
- IOS Catalyst 6500/6000 Resets with Error "System returned to ROM by power-on (SP by abort)"
  01/Sep/2005
Troubleshooting Tools
- Bug Toolkit
- Discussion Forum: Networking Professionals Connection
- Error Message Decoder
- Output Interpreter
Trunking (802.1Q/ISL)
- Configuring ISL Trunking on Catalyst 5500/5000 and 6500/6000 Family Switches
  07/Dec/2007
- Trunking Between Catalyst 4500/4000, 5500/5000, and 6500/6000 Series Switches Using 802.1Q Encapsulation with Cisco CatOS System Software
  26/May/2006
VLAN and VTP
- Private VLAN Catalyst Switch Support Matrix
  08/Dec/2006
- Understanding Issues Related to Inter-VLAN Bridging
  09/Sep/2005
- Understanding VLAN Trunk Protocol (VTP)
  30/Jul/2007
VMPS
- Troubleshooting the Catalyst VMPS Switch
  30/Aug/2005
- Best Practices for Catalyst 4500/4000, 5500/5000, and 6500/6000 Series Switches Running CatOS Configuration and Management
  29/Nov/2007
- Cisco Small Form-Factor Pluggable (SFP) Transceiver Modules Maintenance and Troubleshooting
  29/Aug/2008
- Common Causes of Slow IntraVLAN and InterVLAN Connectivity in Campus Switch Networks
  16/Nov/2007
- Common Error Messages on Catalyst 6500/6000 Series Switches Running Cisco IOS Software
  21/Dec/2011
- Configuring a Management IP Address on Catalyst 4500/4000, 5500/5000, 6500/6000, and Catalyst Fixed Configuration Switches
  15/Mar/2006
- Configuring Secure Shell on Routers and Switches Running Cisco IOS
  28/Jun/2007
- Errdisable Port State Recovery on the Cisco IOS Platforms
  17/Apr/2009
- Hardware/Software Compatibility Matrix For Cisco Catalyst 6500/6000 Series Switches
  09/Feb/2009
- How LAN Switches Work
  01/Aug/2007
- How to Convert a Catalyst 6500/6000 Supervisor Engine from Hybrid Mode (CatOS) to Native Mode (IOS) Using a Conversion Utility
  16/Aug/2006
- How to Determine the Serial Number of Catalyst Switch Components
  01/Sep/2005
- How to Get Catalyst Switch Backplane Utilization Using SNMP
  21/May/2006
- How to Upgrade Software Images on Catalyst Switch Layer 3 Modules
  04/Dec/2006
- Inter-Switch Link and IEEE 802.1Q Frame Format
  25/Aug/2006
- Managing vlan.dat in Cisco Catalyst Switches Running Cisco IOS Software
  19/Dec/2008
- MS Windows Load Balancing Server: Issues with Switching and Routing
  04/Oct/2005
- Network Address Translation Catalyst Switch Support Matrix
  05/Apr/2006
- Password Recovery Procedures
  17/Jan/2007
- Power Management for Catalyst 6000 Series Switches
  20/Aug/2008
- Problems With VLAN Trunk Protocol (VTP) Pruning Over LAN Emulation (LANE)
  01/Jan/2007
- Spanning Tree Protocol Problems and Related Design Considerations
  30/Aug/2005
- System Requirements to Implement Gigabit Ethernet on Catalyst Switches
  20/Dec/2005
- System Requirements to Implement Trunking
  10/Aug/2006
- Troubleshooting Catalyst 6500/6000 Series Switches Running CatOS on the Supervisor Engine and Cisco IOS on the MSFC
  29/Jun/2007
- Troubleshooting Cisco Catalyst Switches to NIC Compatibility Issues
  27/Oct/2009
- Troubleshooting Hardware and Common Issues on Catalyst 6500/6000 Series Switches Running Cisco IOS System Software
  24/May/2012
- Troubleshooting LAN Switching Environments
  06/Oct/2005
- Troubleshooting Spanning Tree PVID- and Type-Inconsistencies
  01/Sep/2005
- Troubleshooting STP on Catalyst Switches Running Cisco IOS System Software
  01/Sep/2005
- Troubleshooting Switch Port and Interface Problems
  03/Apr/2009
- Troubleshooting Transparent Bridging Environments
  04/Oct/2005
- Troubleshooting VLAN Trunk Protocol (VTP)
  29/Jul/2007
- Understanding and Troubleshooting the Autostate Feature in Catalyst Switches
  06/May/2005
- Understanding and Tuning Spanning Tree Protocol Timers
  30/Jan/2006
- Understanding EtherChannel Inconsistency Detection
  30/Aug/2005
- Understanding Spanning-Tree Protocol Topology Changes
  10/Oct/2005
- Understanding the Cisco IP Phone 10/100 Ethernet In-Line Power Detection Algorithm
  15/Aug/2006
- Using PortFast and Other Commands to Fix Workstation Startup Connectivity Delays
  19/Dec/2008