Grandstream 2N Helios with Grandstream Configuration Guide - Manual (Page 15)

Grandstream Networks, Inc. 2N Helios IP Door System & Grandstream IP Multimedia Phones
Page 15 of 15
www.grandstream.com
Configuration Guide
Last Update : 04/2013
4.
Go to Account 1 > SIP Settings and set the following :
c. SIP Registration : Yes (Enable the check box)
d. Unregister On Reboot : Yes (Default is Yes)
e. Local SIP port : 5060 (Default is 5060)
5.
Go to Account 1 > Network Settings, set NAT Traversal to NAT NO and click Save.
6.
Go to Account 1 > Call Settings and set the following:
f. Start Video Automatically: Yes (Enable check box)
g.
Remote Video Request: Select “Accept” from the dropdown list