Checklist for Upgrading Junos OS

Table 15 provides links and commands for upgrading router software.

Table 15: Checklist for Upgrading Junos OS

Tasks	Command or Action
Logging Information Before You Upgrade Junos OS
Log the Software Version Information	show version \| save filename
Log the Hardware Version Information	show chassis hardware \| save filename
Log the Active Configuration	show configuration \| save filename
Log the Interfaces on the Router	show interface terse \| save filename
Log the BGP, IS-IS, and OSPF Adjacency Information	show bgp summary \| save filename show isis adjacency brief \| save filename show ospf neighbor brief \| save filename
Log the System Storage Information	show system storage \| save filename
Back Up the Currently Running and Active File System	request system snapshot
Download Junos OS	https://www.juniper.net/support
Upgrade Junos OS
Copy Junos OS to the Router	file copy ftp://username:prompt@ftp.hostname. net/jinstall-package-name /var/tmp/jinstall-package-name
Add New Software	request system software add/var/tmp/jinstall-package-name
Start the New Software	request system reboot
After You Upgrade Junos operating system (Junos OS)
Compare Information Logged Before and After the Upgrade	show version \| save filename show chassis hardware \| save filename show configuration \| save filename show interface terse \| save filename show bgp summary \| save filename show isis adjacency brief \| save filename show ospf neighbor brief \| save filename show system storage \| save filename
Back Up the New Software	request system snapshot