2N Helios IP Automation Manual v2.7 - Manual (Page 25)

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Action.StopMulticastSend
The block defines the stopping action for audio stream sending to StopMulticastSend
a multicast IP address.
Parameters
Event – define the event to launch this action.
Condition – define the condition to be met for the action to be executed. This
parameter is optional.
Channel – define the channel number (1-4) to be controlled.
Example
Stop audio stream sending via channel 1 if the event defined on row 2 arises:
Action.StopMulticastSend: Channel=1; Event=2
Action.StartMulticastRecv
The block defines the starting action for audio stream receiving StartMulticastRecv
and playing. You can control up to four independent transmission channels. The
RTP/UDP protocol is used and the data are in the PCMU format.
Parameters
Event – define the event to launch this action.
Condition – define the condition to be met for the action to be executed. This
parameter is optional.
Channel – define the channel number (1–4) to be controlled.
Address – define the audio stream multicast IP address.
Port – define the UDP port on which audio stream shall be received.
Volume – define the relative volume level for the audio stream to be played
(from −6dB to +6dB).
Valid values:
6 − – minimum level
0 – mean level (default value)
6 – maximum level.
The parameter is optional, the default value is . 0
Example
Start audio stream receiving on multicast IP address 239.0.0.1:10000 via channel 1 if
the event defined on row 2 arises: