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ZXR10 2900 Series User Manual
60
Confidential and Proprietary Information of ZTE CORPORATION
To prevent damage to the configuration data, back up the con-
figuration data by using the command tftp.
The following command can be used to back up a configuration
file in the FLASH memory to the background TFTP Server:
zte(cfg-tffs)#tftp 192.168.1.102 upload running.cfg
Also can use the command show running-config toFile to
write the configuration information into the config.txt and then
back up the file to the TFTP server. For detailed method, refer
to import and export of configuration.
2. Recover the configuration file
Execute the following command to download the configuration
file in the background TFTP server to the FLASH memory
zte(cfg-tffs)#tftp 192.168.1.102 download running.cfg
3. Back up the version file
Similar to the configuration file, you can use the command tftp
to upload the foreground version file to the background TFTP
server. For example:
zte(cfg-tffs)#tftp 192.168.1.102 upload kernel.z
4. Recover the version file
Version file recovery is used to retransmit the background
backup version file to the foreground through TFTP. Recovery
is very important in the case of upgrade failure. The version
recovery operation is basically the same with the version
upgrade procedure.
upgrade.
Software Version Upgrade
Normally, version upgrading is needed only when the original ver-
sion does not support some functions or the equipment cannot run
normally due to some special reasons. Improper version upgrade
operation may result in upgrade failure and startup failure of the
system. Therefore, before version upgrading, the maintenance
personnel shall be familiar with the principles and operations of
the ZXR10 2920/2928/2952/2936-FI and master the upgrading
procedure.
Version upgrade can be carried out in one of the following cases:
When the operation of switch system is normal and when the op-
eration of the switch system is abnormal.
Viewing the Version Information
If the system state allows, check the version information before
and after the upgrade.
For details, refer to software version
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