Setup guide

5-7
Cisco 6400 Software Setup Guide
OL-1183-04
Chapter5 Redundancy and SONET APS Configuration
NSP Redundancy
Disabling PCMCIA Disk Mirroring
Disk mirroring is enabled by default. To disable disk mirroring, complete the following steps beginning
in global configuration mode:
Example
In the following example, PCMCIA disk mirroring is disabled:
!
redundancy
main-cpu
auto-sync standard
no mirror
!
Verifying that Disk Mirroring is Disabled
To verify that disk mirroring is disabled, use the show redundancy sync-status EXEC command:
Switch# show redundancy sync-status
Disk Mirror is disabled in configuration
Peer Secondary NSP is present
disk1 or sec-disk1 is wrong or missing
Switch#
Enabling PCMCIA Disk Mirroring
If disk mirroring is disabled, and you want to re-enable it, complete the following steps beginning in
global configuration mode:
Example
In the following example, PCMCIA disk mirroring is enabled:
!
redundancy
main-cpu
auto-sync standard
mirror
!
Command Purpose
Step1
Switch(config)# redundancy
Enters redundancy configuration mode.
Step2
Switch(config-r)# main-cpu
Enters main-cpu configuration mode.
Step3
Switch(config-r-mc)# no mirror
Disables data synchronization between the NSP
PCMCIA disks.
Command Purpose
Step1
Switch(config)# redundancy
Enters redundancy configuration mode.
Step2
Switch(config-r)# main-cpu
Enters main-cpu configuration mode.
Step3
Switch(config-r-mc)# mirror
Enables data synchronization between the NSP
PCMCIA disks.