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v1.0, May 2008
Switch Stack Cabling (FSM73xxS) .........................................................................20-4
Stack Master Election and Re-Election ..................................................................20-5
Stack Member Numbers .........................................................................................20-5
Stack Member Priority Values ................................................................................20-6
Switch Stack Offline Configuration .........................................................................20-6
Effects of Adding a Preconfigured Switch to a Switched Stack .......................20-6
Effects of Replacing a Preconfigured Switch in a Switch Stack .............................20-7
Effects of Removing a Preconfigured Switch from a Switch Stack ........................20-7
Switch Stack Software Compatibility Recommendations ..............................................20-8
Incompatible Software and Stack Member Image Upgrades ........................................20-8
Switch Stack Configuration Files ..................................................................................20-8
Switch Stack Management Connectivity .......................................................................20-9
Connectivity to the Switch Stack Through Console Ports ......................................20-9
Connectivity to the Switch Stack Through Telnet ...................................................20-9
Switch Stack Configuration Scenarios ..........................................................................20-9
Stacking Recommendations .......................................................................................20-11
General Practices .................................................................................................20-11
Initial installation and Power-up of a Stack ...........................................................20-12
Removing a Unit from the Stack ...........................................................................20-12
Adding a Unit to an Operating Stack ....................................................................20-13
Replacing a Stack Member with a New Unit ........................................................20-13
Renumbering Stack Members ..............................................................................20-14
Moving a Master to a Different Unit in the Stack ..................................................20-14
Removing a Master Unit from an Operating Stack ...............................................20-14
Merging Two Operational Stacks .........................................................................20-15
Preconfiguration ...................................................................................................20-15
Upgrading Firmware .............................................................................................20-15
Migration of Configuration With a Firmware Upgrade ..........................................20-16
Code Mismatch ....................................................................................................20-17
Chapter 21
Pre-Login Banner
Overview .......................................................................................................................21-1
CLI Example .................................................................................................................21-1
Example 1#: Create a Pre-Login Banner ...............................................................21-1