Upgrading Version Software In Dual-System Hot Backup; Overview - Huawei USG6000 Upgrade Manual

HUAWEI USG6000&USG9500
Upgrade Guide
2.
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4.
Precautions
During the version rollback, note the following:
1.
2.
Before the version rollback, contact technical support personnel to determine whether the
target version needs to be patched. If yes, install the patch immediately after the version
rollback is complete. For how to install the patch, see the usage guide of the corresponding
patch version.
1.4 Upgrading Version Software in Dual-System Hot
Backup

1.4.1 Overview

Dual-system hot backup is an important feature of the device . Dual-system hot backup
indicates that two device are deployed, if one device is faulty, the other takes over the work
immediately. In this way, the single point failure is avoided, and the network stability and
reliability are improved. For details, refer to the corresponding product document.
You should comply with certain procedure and principle to upgrade version software in the
dual-system hot backup networking. The main principle of the upgrade is upgrading the
Issue 01 (2018-01-16)
Idx Attr Size(Byte) Date Time FileName
0 -rw- 2,375 Nov 26 2015 16:30:18 backcfg.zip
601,328 KB total (253,200 KB free)
Copy the target version (such as V500R001C00SPC500.bin) of version rollback to the
CF card. For details, see
The system software file of versions earlier than V500R001C50 does not include any
digital certificate. To load the system software file of an early version, run the set
system-software check-mode all command to set the mode for verifying system
software integrity to all. Otherwise, the file cannot be used for the next startup.
Access the diagnose view and run the recover system filename command.
NOTICE
l If multiple hda1:/backup/yyyyMMddHHmmss folders exist, use the latest one for
the version rollback.
[FW-diagnose]recover system V500R001C00SPC500.bin
Confirm: Will you recover and reboot the system ?[Y/N]
The precautions and the result check method of the version rollback operation are the
same as those of the version upgrade operation. For details, see the descriptions of
corresponding upgrade modes.
During the version rollback, services are interrupted temporarily. The interruption
duration depends on the rollback mode and the service configuration.
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Appendix C: Uploading and Downloading
1 USG6000
Files.
y
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