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Catalyst 3750 Switch Software Configuration Guide
OL-8550-09
Member Priority Values 5-7
Stack Offline Configuration 5-7
Effects of Adding a Provisioned Switch to a Stack 5-8
Effects of Replacing a Provisioned Switch in a Stack 5-9
Effects of Removing a Provisioned Switch from a Stack 5-9
Hardware Compatibility and SDM Mismatch Mode in Switch Stacks 5-9
Stack Software Compatibility Recommendations 5-10
Stack Protocol Version Compatibility 5-10
Major Version Number Incompatibility Among Switches 5-10
Minor Version Number Incompatibility Among Switches 5-10
Understanding Auto-Upgrade and Auto-Advise 5-11
Auto-Upgrade and Auto-Advise Example Messages 5-12
Incompatible Software and Member Image Upgrades 5-14
Stack Configuration Files 5-14
Additional Considerations for System-Wide Configuration on Switch Stacks 5-15
Stack Management Connectivity 5-15
Stack Through an IP Address 5-16
Stack Through an SSH Session 5-16
Stack Through Console Ports 5-16
Specific Members 5-16
Stack Configuration Scenarios 5-16
Configuring the Switch Stack 5-18
Default Switch Stack Configuration 5-19
Enabling Persistent MAC Address 5-19
Assigning Stack Member Information 5-21
Assigning a Member Number 5-21
Setting the Member Priority Value 5-22
Provisioning a New Member for a Stack 5-22
Changing the Stack Membership 5-23
Accessing the CLI of a Specific Member 5-23
Displaying Stack Information 5-24
Troubleshooting Stacks 5-24
Manually Disabling a StackWise Port 5-24
Re-Enabling a StackWise Port While Another Member Starts 5-25
Understanding the show switch stack-ports summary Output 5-25
Identifying Loopback Problems 5-26
Software Loopback 5-27
Software Loopback Example: No Connected StackWise Cable 5-28
Software Loopback Examples: Connected StackWise Cables 5-28