User's Manual

Table Of Contents
5.2 Advanced
ITEM
DECSRIPTION
Advanced
Do Not Disturb Enable/Disable Do Not Disturb
Anonymous Call Enable/Disable anonymous call.
Anonymous Call
Rejection
Enable/Disable anonymous call rejection.
Use Session Timer Enable/Disable refresh session function. The device will send an Invite
packet to refresh the session during a call if it enable.
Session Timer
The refresh session time interval.
Call Method
This method include SIP and TEL.