2N Helios IP Configuration manual v2.6 User Manual

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Some IP phones (SNOM 820/570) do not support video calls but are able to download
and display JGEG snapshots from the predefined IP address during a call. The 2N

intercoms do support this function: set the parameters in this tab.

Helios IP

JPEG video activated by call – enable camera snapshot downloading by Snom
820/870 phones during a call.
JPEG video frame rate – set the frame rate or time periods for camera
snapshot downloading by Snom 820/570 phones.

Multicast

The

intercoms allow you to stream audio signals (from the microphone

2N Helios IP

or another intercom audio input) via RTP packets sent to the multicast address and
receive audio streams in the same format and play them via the integrated speaker or
another intercom audio output. The audio stream is encoded by G.711 u-law.

Multicast receiver enabled – enable receiving of RTP packets on the selected
multicast address and port. The audio stream received is played during an active
call too and the sounds from the two sources get mixed.
Receive address – set the multicast IP address to receive multicast RTP
packets.
Receive port – set the local port to receive multicast RTP packets.
Volume – set the received audio stream playing volume.