Installing Software On The Default Master Routing Engine - Dell PowerConnect J-EX4200-24T Software Manual

Dell PowerConnect J-Series Ethernet Switch Complete Software Guide for Junos OS

Installing Software on the Default Master Routing Engine

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To switch device control to the backup Routing Engine and then upgrade or downgrade
the master Routing Engine software:
Log in to the master Routing Engine console port.
1.
Transfer device control to the backup Routing Engine:
2.
user@switch> request chassis routing-engine master switch
NOTE: Because GRES is disabled, this switchover causes all line cards in
the switch to reload. All network traffic passing through these line cards
is lost during the line card reloads.
Verify that the default backup Routing Engine (shown as slot 1 in the command output)
3.
is now the master Routing Engine:
user@switch> show chassis routing-engine
You will see:
Routing Engine status:
Slot 0:
Current state
Election priority
Routing Engine status:
Slot 1:
Current state
Election priority
Install the new software package using the
4.
user@switch> request system software add validate
/var/tmp/jinstall-ex-8200-10.2R1.5-domestic-signed.tgz
Reboot the Routing Engine:
5.
user@switch> request system reboot
Reboot the system? [yes, no] (no) yes
When the reboot completes, the prompt will reappear. Wait for this prompt to reappear
before proceeding to the next step.
Log in to the default backup Routing Engine (slot 1) through the console port.
6.
Re-enable GRES:
7.
[edit]
user@switch# activate chassis redundancy graceful-switchover
Re-enabling GRES allows any future Routing Engine switchovers to occur without the
loss of any network traffic.
Enter the
8. commit synchronize
[edit]
Backup
Master (default)
Master
Backup (default)
request system software add
command to save the configuration change:
command: