upgrade QFX and Virtual chassis



https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/virtual-chassis-qfx-series-cli.html


https://support.juniper.net/support/downloads/


.img file for Media installation ( USB )

.tgz for Package installation ( using request cmd and file in /var/tmp/ )


1- check the version and HW >>>> this one is a VC and use -qfx5e-  release




https://www.juniper.net/documentation/en_US/junos/topics/concept/junos-flex-overview.html



2- allow root-login

set system services ssh root-login allow

set virtual-chassis no-split-detection


3- copy the file to the QFX and do an ISSU upgrade


 request system software add /var/tmp/jinstall-host-qfx-5e-x86-64-18.3R1.9-secure-signed.tgz

request system reboot






QFX5110 upgrade
1- ping 8.8.8.8  ( check default route )

2- ping cdn.juniper.net  ( or enter: set system name-server 8.8.8.8 )

3- download the file
root@QFX5110-2> file copy  "...signed.tgz?SM_USER=jkriker&__gda__=1547721017_18189c0a4da993089ccbc92b5112536b" /var/tmp/image-name.tgz
/var/tmp//...transferring.file.........QuZcgj/100% of 1316 MB 2495 kBps 00m00s

{master:0}
root@QFX5110-2> request system software add /var/tmp/image-name.tgz
Verified image-name signed by PackageProductionEc_2018 method ECDSA256+SHA256
Pushing Junos image package to the host...
Installing /var/tmp/install-media-qfx-5e-junos-18.4R1.8-secure.tgz
Extracting the package ...

============================================
Current Host kernel version : 3.14.52-rt50-WR7.0.0.9_ovp
Package Host kernel version : 3.14.52-rt50-WR7.0.0.9_ovp
Current Host version        : 3.1.0
Package Host version        : 3.1.0
Min host version required for applications: 3.0.7
Skipping Host OS upgrade!
============================================

Setting up Junos host applications for installation ...

JUNOS OS upgrade staged. Reboot the system to complete installation!


{master:0}
root@QFX5110-2> request system reboot
Reboot the system ? [yes,no] (no) yes


snapshot
show system snapshot local

show system snapshot all-members

show system snapshot member 1