Preparing To Upgrade To A T640 Standard Sib Version B; Replacing T640 Standard Sibs With Standard Sib Version B - Juniper T640 Hardware Manual

Copyright © 2010, Juniper Networks, Inc.
To upgrade for each of the SIBs in the T640 router, perform the following procedures:
Preparing to Upgrade to a T640 Standard SIB Version B on page 215
Replacing T640 Standard SIBs with Standard SIB Version B on page 215

Preparing to Upgrade to a T640 Standard SIB Version B

To prepare to upgrade from standard SIBs to standard SIB version B:
Verify that you are running Junos OS Release 7.3 or later.
1.
Include the
2. fabric upgrade-mode
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 Spare state. To bring a SIB online, issue the
operational mode command.

Replacing T640 Standard SIBs with Standard SIB Version B

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
Replace the SIB with a standard SIB version B. Use the replacement procedures
3.
described in "Removing a T640 Standard SIB or Standard SIB Version B" on page 212
and "Installing a T640 Standard SIB or Standard SIB Version B" on page 213
Chapter 17: Replacing T640 Router Hardware Components
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
state. If five SIBs are installed, verify that one
Online
button on the SIB faceplate for about five
LED is not lit.
command. For example:
Online state.
[edit chassis]
command:
show chassis sibs
request chassis sib online
215