How to configure Grandstream | NETVN

Grandstream GXW4224 is an analog-to-SIP gateway that allows you to connect up to 24 analog phones
Before going into actual process, we assume the following:
Grandstream gateway is connected to your LAN and you have access to its web configuration interface.
At least one analog phone is connected to the Grandstream gateway (to the 1st FXS port)

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