Cisco WS-C6506 Software Manual page 727

Chapter 23 Configuring Redundancy
To determine the status of the designated MSFC, enter the show fm features or the show redundancy
command:
Router-15# show redundancy
Designated Router: 1 Non-designated Router:2
Redundancy Status: non-designated
Config Sync AdminStatus
Config Sync RuntimeStatus: enabled
Router-16# show redundancy
Designated Router: 1 Non-designated Router:2
Redundancy Status: designated
Config Sync AdminStatus
Config sync RuntimeStatus: enabled
High-availability redundancy provides the startup and running configuration synchronization.
When you enable high-availability redundancy, the startup configuration of both MSFCs is updated
when you enter either of these commands on the designated MSFC:
•
•
When you enable high-availability redundancy, every configuration command that is executed on the
designated MSFC is sent to the nondesignated MSFC. In addition, the running configuration
synchronization is updated when you enter the copy source running-config command on the designated
MSFC.
These sections provide information about the MSFC configuration synchronization:
•
•
Configuration Synchronization States
The two states for the configuration synchronization are as follows:
•
•
When you enable the Config Sync RuntimeStatus, the following occurs:
•
•
•
When the Config Sync RuntimeStatus is in disabled mode, the following occurs:
•
•
•
The various configuration and operation cases are covered in the
Configuration Examples" section on page
OL-8978-04
: enabled
: enabled
write mem
copy source startup-config
Configuration Synchronization States, page 23-35
alt Keyword Usage, page 23-36
Config Sync AdminStatus—Signifies what the user has configured for this feature at that moment
Config Sync RuntimeStatus—Enabled only when the following occurs:
The Config Sync AdminStatus is enabled on both the designated and nondesignated MSFCs
–
The designated and nondesignated MSFCs are running compatible images
–
No configuration mode is available on the CLI of the nondesignated MSFC; EXEC mode is available
The alt keyword is available and required (see the
more information on the alt keyword)
The running and startup configurations are synchronized
Configuration mode is available on the CLI of both MSFCs
The alt keyword is available but optional
The running and startup configurations are not synchronized
"alt Keyword Usage" section on page 23-36
23-37.
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
MSFC Redundancy
"High-Availability Redundancy
for
23-35