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720p SIP Vandalproof Door Phone with PoE
HDP-1160PT
49
5.4.4 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 user to send a Real-time Transport Protocol (RTP)
stream to the pre-configured multicast address without involving SIP signaling. You can also configure the
phone to receive an RTP stream from pre-configured multicast listening address without involving SIP
signaling. You can specify up to 10 multicast listening addresses.
MCAST
Field Name
Description
Enable Auto
Mcast
Send the multicast configuration information by Sip Notify signaling, and the device will
configure the information to the system for multicast listening or cancel the multicast
listening in the system after receiving the information.
Auto Mcast
Timeout Delete
Time
When a multicast call does not end normally, but for some reason the device can no
longer receive a multicast RTP packet, this configuration cancels the listening after a
specified time.
Priority
The priority defined in the current call, 1 is the highest priority and 10 is the lowest.
Enable Intercom
barge into
Mcast
When enabled, intercom insertion is allowed on multicast calls.
Enable Page
Regardless of which of the two multicast groups is called in first, the device will receive