User's Manual

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9 Advance Function
9.1 Intercom
After the device enables intercom, it can automatically answer intercom
calls.
Picture 31- Web Intercom configure
Table 13 - Intercom configure
Parameter
Description
Enable Intercom
When intercom is enabled, the device will accept the incoming call request
with a SIP header of Alert-Info instruction to automatically answer the call
after specific delay.
Enable Intercom
Mute
Enable mute mode during the intercom call
Enable Intercom
Tone
If the incoming call is intercom call, the phone plays the intercom tone
Enable Intercom
Barge
Enable Intercom Barge by selecting it, the phone auto answers the intercom
call during a call. If the current call is intercom call, the phone will reject the
second intercom call
9.2 MCAST
This feature allows user to make some kind of broadcast call to people who are in
multicast group. User can configure a multicast DSS Key on the phone, which allows