NEC UNIVERGE SV9100 Manual page 165

Voice over ip
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o The user cannot hold the call
o The user cannot transfer a call to the SIP trunk
o When the user makes a call to the SIP trunk from a non-standard SIP terminal the call will not be P2P,
a DT400/DT300 terminal will use one DSP resource for the trunk, a DT800/DT700 terminal will use
two DSP resources.
e) When the user makes a video call the following limitations occur.
o Video capability is required in the initial invite message from the SIP video terminal
o During the call the user cannot change from video to voice call or from voice to video.
o Peer to Peer connection is required to make a video call. So the video feature is not available with CTI/
OAI applications as these need non P2P connection.
Conditions/Comments
o SIP Peer to Peer must be enabled.
o SIP CTI must be disabled.
o Video communication between a Standard SIP terminal and the UC Client Softphone is not possible.
o The SIP terminal must pass interoperability testing by NEC before it can be supported.
o The video codec is not supported by the GPZ-IPLE card. The video codec information from the
received SDP message will be forwarded to the destination terminal.
o The communicating video terminals must support common audio and video codecs.
o SIP Video is not supported across AspireNet or K-CCIS as the communication between the SIP
terminals is not Peer to Peer.
o Be aware of bandwidth requirements for video communication, this will be considerably higher than a
voice call. Bandwidth is dependent on codec selection, frame rate and resolution. Check the
manufacturer's data sheet for the relevant terminal for further details.
Connection to a Multi-Point Control Unit (MCU)
a. 'Dial in' and 'Dial out' feature is supported.
b. When connecting the MCU into the SIP Network the Carrier Type setting in CMD 10-29-14 must be 0.
No other carrier type is supported for SIP Video.
c. The user has to set the same video capability for the MCU as on their video device.
d. F-Route can be used to route specified dialled numbers to the SIP trunks connected to the MCU.
SIP Certificate of Compatibility
All of the required information and programming commands for a particular SIP carrier can be found on the
relevant 'SIP Certificate of Compatibility', please refer to your support partner for access to these
documents.
Licensing
Each SV9100 need to be licensed to use IP Trunks. One license gives that system the ability to use one IP
Trunk.
Up to 256 IP Trunk licenses can be added.
Licence Code: BE114065
Part 2: VoIP Manual
165

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