Cisco Catalyst 4500 Series Configuration Manual page 657

Chapter 2
redundancy
To enter the redundancy configuration mode, use the redundancy command in the global configuration
mode.
Syntax Description This command has no arguments or keywords.
Command Default
This command has no default settings.
Command Modes
Global configuration mode
Command History Release
12.1(12c)EW
Usage Guidelines
The redundancy configuration mode is used to enter the main CPU submode.
To enter the main CPU submode, use the
The main CPU submode is used to manually synchronize the configurations on the two supervisor
engines.
From the main CPU submode, use the
configuration files in NVRAM.
Use the no command to disable redundancy. If you disable redundancy, then reenable redundancy, the
switch returns to default redundancy settings.
Use the exit command to exit the redundancy configuration mode.
Examples
The following example shows how to enter redundancy mode:
Switch(config)# redundancy
Switch(config-red)#
The following example shows how to enter the main CPU submode:
Switch(config)# redundancy
Switch(config-red)# main-cpu
Switch(config-r-mc)#
Related Commands
redundancy
Modification
This command was introduced on the Catalyst 4500 series switch (Catalyst 4507R
and 4510R only).
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release XE 3.9.xE and 15.2(5)Ex
main-cpu command in the redundancy configuration mode.
auto-sync command to enable automatic synchronization of the
redundancy
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