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VoIP subscriber gateways 97
4. Configuration update
New configuration will be applied only if its MD5-hash differs from MD5 of current configuration.
5. Checking a firmware and mounting a disk image
After loading a firmware file, its version is checked by using ‘version’ file in tar.gz archive).
If the current firmware version corresponds to version of the file obtained via DHCP, firmware will not be
updated. Update is performed only when firmware versions are mismatched. When the firmware image is
written into the device flash memory, the Power indicator will flash green, orange and red in succession.
The functions of password encryption (if PPPoE, PPTP, L2TP protocols are used) and SIP client
encryption for authentication on SIP server have been added since firmware version 1.8.0.
‘config.file’ file. When you prepare the config.file or *.cfg file for autoconfiguring with changing
passwords you should substitute option 'auth_pass_encrypted' 'encrypted password' to option
'auth_pass' 'password' line for each account in the ‘/etc/config/pbx’ file. To change authentication
password using PPPoE, PPTP, L2TP, you should substitute
option 'pppoe_psw_encrypted' ' encrypted password'
option 'pptp_password_encrypted' ' encrypted password''
to
option 'pppoe_psw' 'password'
option 'pptp_password' 'password'' in the ‘/etc/config/network’ file.
Do not power off or reboot the device, when the firmware image is written into the flash
memory. These actions will interrupt the firmware update, that will lead to the device boot
partition corruption. The device will become inoperable. You may restore the device operation
only trough RS-232 by using a special COM port adapter for connection to computer.
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