Grandstream GXP2120 IP Phone

From VoIP.ms Wiki

Configuration Detail

Step 1:

You must first determine what IP address it received. To do this, press the round menu button, then the down arrow next to it until the display shows:

[2] IP Addr

Now, press the round menu button again and you will be shown the IP address of your device (e.g. 192.168.0.100).

Step 2:

Open your web browser and go to the IP you just found: https://[DeviceIP]

Step 3:

You will be prompted to enter a password, the default is "admin", then click the "Login" button.

Step 4:

Click on ACCOUNT, follow by the ACCOUNT 1 (to configure your line 1). You need to modify only a few settings from the factory default.

Fill the followings fields.

• SIP Server: atlanta.voip.ms (one of our multiple servers)
• SIP User ID: 100000 (Your VoIP.ms username)
• Authenticate Password: ********* (Account Password)
• SIP Registration: Yes
• Register Expiration: 5