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9.20 Intercom Settings >> Multicast
The multicast function can be used to send announcements to each member of the multicast simply
and conveniently. By setting the multicast key on the device, the multicast RTP stream can be sent to
the pre-configured multicast address. By configuring the monitoring multicast address on the device,
the RTP stream sent by the multicast address is monitored and
played.
Table 1 - MCAST parameters
Table 2 - MCAST parameters
Parameters
Description
Enable auto Mcast
Send multicast configuration information through Sip Notify
signaling. After receiving the information, the device configures it
in the system for multicast monitoring or cancels multicast
monitoring in the system
Automatic multicast timeout When the multicast call does not end normally, but for some
Sendrecv: to create a call, the SDP package in the invite package is
Sendrecv
RTSP Over TCP The RTSP goes over the TCP protocol
H.264 Payload
Type
Set the h. 264 Payload type. The range is between 96 and 127. The default is
117
Default Call
Stream
Optional main stream and substream
RTSP Information
Main Stream Url
Access the main address of RTSP
Sub Stream Url
Access the child address of RTSP