If two MCSs are installed, MCS0 acts as the master MCS and MCS1 acts as a backup. If
the master MCS fails or is removed, the backup restarts and becomes the master MCS.
The MCSs install into the midplane from the back of the chassis (see Figure 336 on
page 677).
Figure 336: M40e and M160 Router Redundant MCSs
Related
Documentation
Checklist for Monitoring Redundant MCSs on page 675•
Display Redundant MCS Hardware Information
Purpose To obtain information about the redundant MCS hardware.
Action To display whether there are redundant MCSs installed in a router and to get hardware
information, use the following command:
user@ host> show chassis hardware
Sample Output
user@host> show chassis hardware
Hardware inventory:
Item Version Part number Serial number Description
Chassis 51029 M160
Midplane REV 05 710-001245 AW3223
FPM CMB REV 03 710-001642 AH5190
FPM Display REV 03 710-001647 AW2021
677Copyright © 2012, Juniper Networks, Inc.
Chapter 35: Monitoring Redundant MCSs
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