How to Upgrade Junos Operating system on EX-4300 switch from a TFTP server step by step.

How to Upgrade Junos Operating system on EX-4300 switch from a TFTP server step by step.

***Assign password to root user.

root# set system root-authentication plain-text-password
New password: ******
Retype new password:******

root# commit
configuration check succeeds
commit complete

****enable ftp services

root# set system services ftp

{master:0}[edit]

**** assign IP address to the management interface me0

root# set interfaces me0 unit 0 family inet address 192.168.0.208/24

{master:0}[edit]
root#

Creating a user with full privileges as root.

root# set system login user carlos authentication plain-text-password
New password:******
Retype new password:******

{master:0}[edit]
root#

root# set system login user carlos class super-user

{master:0}[edit]
root#

*** Saving the changes and checking connectivity with the TFTP

root# commit
configuration check succeeds
commit complete

{master:0}[edit]

root# exit
Exiting configuration mode

{master:0}
root> ping 192.168.0.93
PING 192.168.0.93 (192.168.0.93): 56 data bytes
64 bytes from 192.168.0.93: icmp_seq=0 ttl=128 time=2.087 ms
64 bytes from 192.168.0.93: icmp_seq=1 ttl=128 time=0.713 ms
--- 192.168.0.93 ping statistics ---
7 packets transmitted, 7 packets received, 0% packet loss
round-trip min/avg/max/stddev = 0.513/0.849/2.087/0.509 ms

{master:0}
root>

******** Dont forget the update the time to the network device *********

root> set date ?
Possible completions:
<time> New date and time (YYYYMMDDhhmm.ss)
ntp Set system date and time using Network Time Protocol servers

root> set date 201901031037.00
Thu Jan 3 10:37:00 UTC 2019

{master:0}
root>

********* transfering the Junos from the var/tmp directory.

root>request system software add /var/tmp/jinstall-ex-4300-14.1X53-D48.1-domestic-signed.tgz

mv: rename /tmp/var/jinstall-ex-4300-14.1X53-D48.1-domestic-signed.tgz to /var/tmp/incoming-package.tgz: No such file or directory
ERROR: Error renaming /tmp/var/jinstall-ex-4300-14.1X53-D48.1-domestic-signed.tgz to /var/tmp/incoming-package.tgz

{master:0}
root> ...add /var/tmp/jinstall-ex-4300-14.1X53-D48.1-domestic-signed.tgz
NOTICE: Validating configuration against jinstall-ex-4300-14.1X53-D48.1-domestic-signed.tgz.
NOTICE: Use the 'no-validate' option to skip this if desired.
Verify the signature of the new package
Verified jinstall-ex-4300-14.1X53-D48.1-domestic.tgz signed by PackageProductionRSA_2018
WARNING: A reboot is required to install the software
WARNING: Use the 'request system reboot' command immediately

{master:0}

********rebooting the network device after the upgrade*****

root> request system reboot
Reboot the system ? [yes,no] (no) yes

*** System shutdown message from root@ ***

System going down in 1 minute

Shutdown at Thu Jan 3 10:46:32 2019.
[pid 3338]

{master:0}

root> show version ** Junos: 14.1X53-D48.1 latest version**
fpc0:
--------------------------------------------------------------------------
Model: ex4300-48t
Junos: 14.1X53-D48.1
JUNOS EX Software Suite [14.1X53-D48.1]
JUNOS FIPS mode utilities [14.1X53-D48.1]
JUNOS Online Documentation [14.1X53-D48.1]
JUNOS EX 4300 Software Suite [14.1X53-D48.1]
JUNOS Web Management Platform Package [14.1X53-D48.1]
JUNOS py-base-powerpc [14.1X53-D48.1]

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