Voice Gateway 4FXS User Manual
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Device supports to update the software via http loaded file.
Note: During upgrade, be sure to supply power for device, and forbid to
cut off device’s power supply!
5.3.3 Config Backup
Note:
Prohibit the use of non configuration file, if you do not operate
properly, it may cause irreversible damage! Please be careful with!!
To back up and restore the gateway configured information.