Recovery - Cisco SCE 8000 10GBE Software Configuration Manual

Chapter 11 Redundancy and Failover

Recovery

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This section specifies the procedure for recovery after a failure. The purpose of the recovery procedure
is to restore the system to fully functional status. After the recovery procedure, the behavior of the
system is the same as after installation.
A failed Cisco SCE platform may either recover automatically or be replaced (manual recovery).
Whether recovery is automatic or manual depends on the original cause of the failure:
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Replacing the Cisco SCE Platform (Manual Recovery)
This is done in two stages, first manual installation steps performed by the technician, and then
automatic configuration steps performed by the system.
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Manual Steps
Step 1 Disconnect the failed Cisco SCE platform from the network
Connect a new Cisco SCE platform to the management link and the cascade links (leave network ports
Step 2
disconnected.)
Step 3 Configure the Cisco SCE platform.
Step 4 Basic network configurations done manually (first time).
Load application software (Service Control Application for Broadband ) to the Cisco SCE platform.
Step 5
Provide application configuration.
Step 6 Connect the traffic ports to the network links.
OL-30621-02
Replacing the Cisco SCE Platform (Manual Recovery), page 11-11
Reboot Only (Fully Automatic Recovery), page 11-12
Power failure—Manual or automatic recovery can be implemented.
Any failure resulting in a reboot—Manual or automatic recovery can be implemented (this is
configurable).
3-consecutive reboots within half an hour—Manual recovery only
Cascade ports link-failure—Automatic recovery when link revives.
Traffic link failure—Automatic recovery when link revives.
Failure in the communications with the SM—Automatic by SM decisions after connection is
re-established.
Hardware malfunction—Manual recovery, after replacing the malfunctioning Cisco SCE platform.
Manual Steps, page 11-11
Automatic Steps (in parallel with the manual steps, requires no user intervention):, page 11-12
Cisco SCE 8000 10GBE Software Configuration Guide
Recovery
11-11