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Cluster software upgrade SRX1500

Cluster software upgrade SRX1500


rack 104 


rack 202


https://kb.juniper.net/InfoCenter/index?page=content&id=KB17947&actp=METADATA


The goal of this article is to provide information and the procedure for upgrading SRX chassis clusters with minimal downtime as an alternative to ISSU/ICU.

https://kb.juniper.net/InfoCenter/index?page=content&id=KB17947&actp=METADATA

Not using ISSU or ( ICU for branch )

NOTE:   During this type of chassis cluster upgrade, a service disruption of about 3 to 5 minutes occurs.

https://www.juniper.net/documentation/en_US/junos/topics/task/operational/chassis-cluster-separate-device-upgrading.html


1- Download file to  SRX1500 ( RE)

2- Copy the tgz file to the other SRX

3-  pre-

4- Upgrade the SRX one after the other

5- Post-



Copy from Node1 to Node0

file copy "/var/tmp/image-18.2R2-S1.3.tgz"    node0:"/var/tmp/image-18.2R2-S1.3.tgz"       


3- Check and Add the file to BOTH SRX1500 ( RE)

request system software validate "/var/tmp/image-18.2R2-S1.3.tgz"

request system software add "/var/tmp/image-18.2R2-S1.3.tgz"


4- Reboot both SRX1500

request system reboot


 request routing-engine login node 1

(on High End:  rlogin -T node1)






node0
root@SRX1500-2> show interfaces terse
Interface               Admin Link Proto    Local                 Remote
dsc                     up    up
em0                     up    up
em0.0                   up    up   inet     129.16.0.1/2
                                   tnp      0x1100001
em1                     up    up
em1.32768               up    up   inet     192.168.1.2/24
em2                     up    up
fxp0                    up    up
fxp0.0                  up    up   inet     172.30.95.206/25
                                            172.30.95.207/25
gre                     up    up
ipip                    up    up
lo0                     up    up
lo0.16385               up    up
lsi                     up    up
mtun                    up    up
pimd                    up    up
pime                    up    up
tap                     up    up













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