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net. In this case, you must have configured the Router to be remotely manageable (see
Section 2.13.1.1) and adjust the Timeout and Max no. of retries settings of TFTP Server
for remote TFTP upgrade to succeed.
2.10.3.4. Backing up and Restoring Configuration Set-
tings by TFTP
Fig. 53. Configuration backup/restore.
To back up configuration of the access Router by TFTP:
1. Get a computer that will be used as a TFTP server and as a managing computer to trigger the
backup process.
2. Connect the computer and one of the LAN Ethernet switch port with a normal Ethernet cable.
3. Configure the IP address of the computer so that the computer and the Router are in the same IP
subnet.
4. On the computer, run the TFTP Server utility. Select the Accept write requests check box, and
specify the folder to which the configuration settings of the Router will be saved.
5. On the computer, run a Web browser and click the SYSTEM\Firmware Tools hyperlink.
6. Within the Configuration Backup/Restore section, specify the IP address of the computer,
which acts as a TFTP server. If you don’t know the IP address of the computer, open a Com-
mand Prompt, and type IpConfig, then press the Enter key.
7. Trigger the backup process by clicking Back Up. The Router’s configuration settings will be
saved as “AaBbCcDdEeFf.hex” by the TFTP server, where “AaBbCcDdEeFf” is the Router’s
MAC address. For example, if the Router’s MAC address is 00-01-02-33-44-55, the configura-
tion backup file will be “000102334455.hex”.
NOTE:
Remember to select the Accept write requests check box of TFTP Server.
To restore configuration of the IWE3200-H by TFTP:
1. Get a computer that will be used as a TFTP server and as a managing computer to trigger the
restoring process.
2. Connect the computer and one of the LAN Ethernet switch port with a normal Ethernet cable.
3. Configure the IP address of the computer so that the computer and the Router are in the same IP
subnet.
4. On the computer, run the TFTP Server utility. And specify the folder in which the configuration
backup file resides. A configuration backup file is named by the Router’s MAC address. For