Juniper JUNOS SOFTWARE 10.2 - SOFTWARE INSTALLATION AND UPGRADE GUIDE 4-28-2010 Upgrade Manual page 60

JUNOS Release 10.2 Software Installation and Upgrade Guide
6.
7.
8.
9.
Finalizing the Installation
Once the software is installed on both Routing Engines, you return the router back
to its original configuration and back up the new installation.
1.
2.
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Finalizing the Installation
While the software is being upgraded, the Routing Engine on which you are
performing the installation does not route traffic.
Log in and issue the
show version
installed.
(Optional) Add the jweb package using the
Before you can add this package, you must first download the software as you
did the installation package. For more information on downloading the
package, see "Downloading Software" on page 30.
The installation module adds a router management graphical user interface
jweb
that you can use to view and configure your router. For more information about
the package, see "Installation Modules" on page 7.
jweb
Transfer routing control back to the master Routing Engine:
user@host> request chassis routing-engine master switch
For more information about the
see the JUNOS System Basics and Services Command Reference.
Verify the master Routing Engine (slot 0) is indeed the master Routing Engine:
user@host> show chassis routing-engine
Routing Engine status:
Slot 0:
Current state
Election priority
outing Engine status:
Slot 1:
Current state
Election priority
Restore the configuration that existed before you deleted it at the start of this
procedure:
{backup}
user@host-re0> configure
[edit]
user@host-re0# rollback 1
Save the configuration change on both Routing Engines:
[edit]
user@host-re0> commit synchronize and-quit
After you have installed the new software and are satisfied that it is successfully
running, issue the
request system snapshot
on both master and backup Routing Engines:
{master}
command to verify the version of the software
request system software add
request chassis routing-engine master
Master
Master (default)
Backup
Backup (default)
command to back up the new software
command.
jweb
command,