Reference Guide

Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.5.1.0 Introduced on the C-Series.
Version 7.6.1.0 Introduced on the E-Series.
Usage
Information
The following describes the show redundancy command shown in the following example.
Field Description
RPM Status Displays the following information:
• Slot number of the RPM.
• Whether the RPM is Primary or Standby.
• The state of the RPM: Active, Standby, Booting, or Offline.
• Whether the link to the second RPM is up or down.
PEER RPM Status Displays the state of the second RPM, if present
RPM Redundancy
Configuration
Displays the following information:
• which RPM is the preferred Primary on next boot (the
redundancy primary command)
• the data sync method configured (the redundancy
synchronize
command)
• the failover type (you cannot change this type; it is software-
dependent). Hot Failover means that the running
configuration and routing table are applied on secondary
RPM. Fast Failover means that the running configuration is
not applied on the secondary RPM until failover occurs, and
the routing table on line cards is cleared during failover.
• the status of auto booting the RPM (the redundancy
disable-auto-reboot
command)
• the parameter for auto failover limit control (the
redundancy auto-failover-limit command)
•
RPM Failover Record Displays the following information:
• RPM failover counter (to reset the counter, use the
redundancy reset-counter command)
• the time and date of the last RPM failover
• the reason for the last RPM failover
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