EX Series Software Upgrade

Performing an EX series switch software upgrade

New software needs to be added to /var/tmp on the switch. FTP is the recommended method for getting the file put on the switch.


 * You can temporarily enable FTP on the switch to upload your code to /var/tmp

Name (10.120.2.20:backdoor):

331 User name ok, need password

Password:

230 User logged in

Remote system type is UNIX.

Using binary mode to transfer files.

ftp > lcd

Local directory now /var/home/backdoor

ftp > lcd /var/tmp

Local directory now /var/tmp

ftp > get jinstall-ex-9.2R2.15-domestic-signed.tgz

local: jinstall-ex-9.2R2.15-domestic-signed.tgz remote: jinstall-ex-9.2R2.15-domestic-signed.tgz

200 PORT command successful.

150 File status OK ; about to open data connection

100% 95342 KB    00:00 ETA

226 Closing data connection; File transfer successful.

97630239 bytes received in 23.27 seconds (4.00 MB/s)

ftp > 


 * Perform the system software upgrade:

The system will take around 4 minutes to do a complete reboot and VC software upgrade if you ’ re in a Virtual Chassis

You can also mount a USB drive and upgrade software from the USB:

From the cli start the shell

- create a directory called /mnt/usb

- inserted the 1gig USB (fat32) with JUNOS 9.XR on it example: (jinstall-ex-9.2R2.15-domestic-signed.tgz)

- mount the usb drive with the following command "mount -t msdosfs /dev/da1s1 /mnt/usb"

- changed over to /mnt/usb and copied the jinstall file to /var/tmp

- started the cli and ran the software upgrade