JUNOS Internet Software Network Operations Guide: Hardware
502 ! Displaying the Redundant Routing Engines Installed in the Router
Displaying the Redundant Routing Engines Installed in the Router
Action To determine whether a router has redundant Routing Engines, use the following
CLI command:
user@host> show chassis hardware
Sample Output
user@host>
show chassis hardware
Hardware inventory:
Item Version Part number Serial number Description
Chassis 22196 M20
Backplane REV 07 710-001517 AL2873
Power Supply A REV 04 740-001466 001043 DC
Power Supply B REV 04 740-001466 000671 DC
Display REV 04 710-001519 AJ7282
Host 0 c800000749a9db01 Present
Host 1 9a00000749b14301 Present
[...Output truncated...]
What It Means The command output displays the Routing Engine slot number, revision level, part
number, serial number, and type.
Alternative Action To display more detailed information about the Routing Engines installed in a
router, use the following CLI command:
user@host> show chassis routing-engine
user@host>
show chassis routing-engine
Routing Engine status:
Slot 0:
Current state Master
Election priority Master (default)
Temperature 29 degrees C / 84 degrees F
DRAM 768 Mbytes
CPU utilization:
User 0 percent
Background 0 percent
Kernel 1 percent
Interrupt 0 percent
Idle 98 percent
Serial ID c800000749a9db01
Start time 2002-06-18 13:53:12 UTC
Uptime 70 days, 52 minutes, 40 seconds
Load averages: 1 minute 5 minute 15 minute
0.08 0.02 0.01
Routing Engine status:
Slot 1:
Current state Backup
Election priority Backup (default)
Temperature 30 degrees C / 86 degrees F
DRAM 805306368 Mbytes
NOTE: If the show chassis hardware CLI command displays no hardware
information, check to see which Routing Engine you are logged in to. If you are
logged in to the backup Routing Engine, no hardware information is displayed or
there are errors.
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