Juniper MX960 Hardware Manual page 464

MX960 3D Universal Edge Router Hardware Guide
434
Take the SCB in slot 0 offline by issuing the
10.
Verify that the control board is offline by issuing the
11.
command:
user@host> show chassis environment cb 0
CB 0 status:
State Offline
Power 1 Disabled
Power 2 Disabled
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
12.
the strap to one of the ESD points on the chassis.
Remove and replace the offline SCB on the router with the SCBE.
13.
Verify that the installation is successful and the SCB is online by issuing the
14.
chassis environment cb 0
user@host> show chassis environment cb 0
CB 0 status
State Online
Temperature 30 degrees C / 86 degrees F
Other details, such as power, are also displayed, along with the state.
Verify that the fabric planes 0 and 1 come online correctly by issuing the
15.
command:
fabric summary
user@host> show chassis fabric summary
Plane State Uptime
0 Online 2 minutes, 9 seconds
1 Online 2 minutes, 2 seconds
Verify that the backup Routing Engine is back online by issuing the
16.
command:
routing-engine 0
user@host> show chassis routing-engine 0
Routing Engine Status:
Slot 0:
Current State Backup
Verify the alarms by issuing the
17.
user@host> show chassis alarms
Alarm Time Class Description
2011-06-01 13:26:56 EDT Major CB fabric links require upgrade/training
2011-06-01 12:10:41 EDT Major Require a fan tray upgrade
The "major" alarm has now changed from "CB fabrics are of mixed types" to "CB fabric
links require upgrade/training." This is because there is a switch control board that
requires training to change links from 3G speed to 6G speed of the SCBE. This alarm
is displayed until the 3G to 6G link transition is completed.
request chassis cb offline slot 0
command:
show chassis alarms
command.
show chassis environment cb 0
show
show chassis
show chassis
command:
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