2N Helios IP Configuration Manual v2.8.1 - Manual (Page 61)

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2N TELEKOMUNIKACE a.s., www.2n.cz
®
5.4.1 Phone
The Phone service is one of the basic functions of the intercom: helps you establish
connections with other IP network terminal equipment. The
intercoms 2N Helios
®
support the extended SIP and are compatible with and certified by the leading SIP PBX
and terminal equipment manufacturers (CISCO, Avaya, Broadsoft, etc.).
The intercom supports up to five parallel calls: 1 outgoing and up to 4 incoming calls.
Just one of the calls can be
– the audio stream is interconnected with the active
microphone and speaker and video stream with the camera. The other calls are always
– the microphone and speaker are muted, the intercom receives the DTMF inactive
characters for the opponent to control the intercom (activate/deactivate profiles, users,
etc.).
Typically, the intercoms are used for outgoing calls and incoming calls are inactive –
the microphone and speaker are muted. However, you can configure your intercom to
make incoming calls active and ringing; refer to the
tab. Press the * and # keys Calls
on the numeric keypad to answer and terminate an incoming call.
The intercoms use the , and protocols (with a licence 2N Helios IP
®
G.711 L16 G.729
key) to encrypt or compress audio streams and the or codecs to H.263 H.264
compress video streams. Choose your preferential codecs in the or tab. Audio Video