Grandstream Networks GRP261 Series Administration Manual page 80

Additionally, users could directly send the command for the phone to dial out by specifying the following URL in the PC's web
browser, or in the field as required in other call modules.
http://ip_address/cgi-bin/api-make_call?phonenumber=1234&account=0&login=admin&password=admin
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 calls. The index is 0 for account 1, 1 for account 2, 2 for account 3, etc.
password=admin/123:
The admin login password or user login password of the phone's Web GUI.
OUTBOUND NOTIFICATION SUPPORT
Outbound notification options can be found under device web UI��Settings��Outbound Notifications. In the web UI, there
are three sections under Outbound Notifications: "Action URL", "Destination" and "Notification".
Action URL
To use Outbound Notification��Action URL, users need to know the supported events and the dynamic variables for the
supported events. The dynamic variables for the supported events will be replaced by the actual values on the phone in order
to notify the event to the SIP server.
Figure 7: Click-to-Dial Feature
Supported Events
Setup Completed Terminated Call
Registered Open DND
Unregistered Close DND
Off Hook Open Forward
On Hook Close Forward
Incoming Call Blind Transfer