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Applicable Environment
Before upgrading system software, you can select resource files as needed.
NOTE
Note the following points before upgrading system software:
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Obtain the new system software and relevant documents for the upgrade from Huawei.
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Refer to the related Upgrade Guide officially released by Huawei when upgrading a device, because
system software versions differ in different types of products.
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Enable the logging function to record all operations during the upgrade. This facilitates fault analysis
and location in case of an upgrade failure.
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If the device is restarted due to improper resource file configurations, the device will automatically
roll the resource file back to the source version after the device has been restarted.
Pre-configuration Tasks
Before upgrading system software, complete the following task:
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Making sure that the router to be upgraded is working properly, and logging in to the
router successfully
Data Preparation
To upgrade system software, you need the following data.
No.
Data
1
Baud rate of a serial interface
2
IP address of an FTP server or the router
3
User name and password used for login by means of FTP
4
(Optional) New system software, configuration files, PAF file, license file, and patch
file
9.3.2 Checking the System Before the Upgrade
To ensure that a device can be upgraded smoothly, the device must be strictly checked against
the checklist.
Procedure
Step 1
Prepare hardware as needed, for example, clear memory space to store new system software and
related upgrade files.
Step 2
Check whether a new GTL license file needs to be applied for. If it is needed, obtain it from
Huawei.
NOTE
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A new GTL License needs to be applied for when a device is upgraded to a new R version or V version.
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The obtained new GTL license file is consistent with the system software.
Huawei AR2200 Series Enterprise Routers
Configuration Guide - Basic Configuration
9 Upgrade and Maintenance
Issue 02 (2011-10-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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