Displaying Redundant Control Board Hardware Information ! 563
Chapter 42: Monitoring Redundant Control Boards
Displaying Redundant Control Board Hardware Information
To display whether redundant Control Boards are installed in a router and to obtain
hardware information, use the following JUNOS software command-line interface
(CLI) command:
user@host> show chassis hardware
Sample Output
t640@host>
show chassis hardware
Hardware inventory:
Item Version Part number Serial number Description
Chassis abcdef T320
Midplane REV 01 710-004339 AY4529
FPM GBUS REV 02 710-004461 AY4511
FPM Display REV 02 710-002897 HF6094
CIP REV 05 710-002895 HC0468
PEM 1 Rev 01 740-004359 2708013 Power Entry Module
SCG 0 REV 06 710-004455 AY4526
SCG 1 REV 06 710-004455 AY4523
Routing Engine 0 REV 01 740-005022 210929000142 RE-3.0
Routing Engine 1 REV 01 740-005022 210929000143 RE-3.0
CB 0 REV 06 710-002728 HC0065
CB 1 REV 05 710-002728 HE3623
[...Output truncated...]
What It Means The command output displays the Control Boards installed in the router chassis,
including the slot number, revision level, part number, serial number, and a brief
description of the component. Give this information to the Juniper Networks
Technical Assistance Center (JTAC) if a Control Board fails. The command output for
this T640 routing node shows that two Control Boards are installed. By default,
CB1
is the redundant Control Board.
Displaying Redundant Control Board Mastership
Steps To Take To display Control Board mastership, do one of the following:
1. Check the Redundant Control Board Environmental Status on page 564
2. Check the Redundant Control Board Status from the Craft Interface on
page 565
3. Check the Redundant Control Board LED Status on page 565
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