EM316LNXNM-OT
Management Basics
PN 1275005-100 Rev E6
40
5.5.21. LNXNM Firmware Upgrades
Use the "
write file
" command to make sure that the "
startup-config
" file is
current and matches the running configuration.
Backup the "
startup-config
" file by using the "
tftp put A.B.C.D startup-
config remote-file-name
" command, where
A.B.C.D
is the address of your
external TFTP server. A backup makes it easier to go back to the previous software version if
you have problems with the new software. See
When the system software is working properly, upgrade process is simplest with a TFTP server on a PC.
Setup the external TFTP server and use
upgrade
command to update the EM316LNXNM software. This
"upgrade" command may run for a minute or more. If not specified, the
upgrade
command retreives
the file "
uImage.initrd
" by default. If security is important, then use
upgrade scp
, where "scp"
means 'Secure Copy'.
fiberdriver# upgrade 169.254.192.116 uImage.initrd
Fetching uImage.initrd from 169.254.192.116...
Use SCP to upgrade the system with the command:
fiberdriver# upgrade scp [email protected] filename
fetching filename ...
Password:
filename 100% 4978KB 551.0KB/s 00:08
Erasing Flash: Erased!
Writing image: Software updated!
all done!
fiberdriver#
SSH uses RSA keys, which the system may not know at the time of executing an SSH command. Therefore,
the system may ask you to acknowledge the authenticity of any host being contacted the first time. Also,
the Linux NM does not have a DNS client, so you must use an actual IP Address (e.g.
192.168.1.1
)
for SSH remote hosts.
To restart the system, use one of the following commands:
• To re-start the LNXNM and all line cards, reload firmware and configuration settings as show below.
fiberdriver# restart cold
Waiting for processes..ok
Restarting system
• To re-start the LNXNM but not reload firmware or configuration settings:
fiberdriver# restart warm
Waiting for processes..ok
Restarting system
MRV EM316LNXNM
login:
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