Grandstream GXP21xx Series User Manual - Manual (Page 81)

FIRMWARE VERSION 1.0.8.4 GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL Page 79 of 85
In the above link, replace the fields with

ip_address :
Phone's IP Address.

phonenumber=1234 :
The number for the phone to dial out

account=0 :
The account index for the phone to make call. The index is 0 for account 1, 1 for account 2, 2 for
account 3, and etc.

password=admin/123 :
The admin login password or user login password of phone's Web GUI.
Figure 8: Web GUI - Phonebook->Contacts
Add contacts
.
Edit contact. Click to call this contact
from the phone.
Click to dial from
available lines.