Replacing T640 Standard Sibs With Standard Sib Version B - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide
428
Verify that you are running Junos OS Release 7.3 or later.
1.
Include the fabric upgrade-mode
2.
hierarchy level.
user@host# set chassis fabric upgrade-mode
Commit the configuration on both the master and the backup Routing Engines.
3.
user@host# commit synchronize
Display the status of the T640 router SIBs by issuing the
4.
user@host> show chassis sibs
Slot State
0 Spare
1 Online
2 Online
3 Online
4 Online
Verify that four SIBs are in the
SIB is in the state. To bring a SIB online, issue the
Spare
operational mode command.

Replacing T640 Standard SIBs with Standard SIB Version B

To replace the T640 standard SIBs with Standard SIB Version B, perform the following
procedures:
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis.
Select one of the SIBs to replace, and take it offline by using one of the following
2.
methods:
Press and hold the
ONLINE/OFFLINE
seconds until the
OK
Issue the request chassis sib offline
user@host> request chassis sib offline slot 0
NOTE: When you bring an active SIB offline, the spare SIB becomes active
and transitions to the
statement in the configuration at the
Uptime
255 days, 31 minutes, 12 seconds
255 days, 31 minutes, 12 seconds
255 days, 31 minutes, 12 seconds
255 days, 31 minutes, 12 seconds
255 days, 31 minutes, 12 seconds
Online state. If five SIBs are installed, verify that one
button on the SIB faceplate for about five
LED is not lit.
command. For example:
state.
Online
[edit chassis]
show chassis sibs command:
request chassis sib online
Copyright © 2017, Juniper Networks, Inc.