In this example, the user configured the V85 to send SIP messages from port 5999 and RTP packets from port 20000, which are same port numbers configured in NB620W.

 

Figure D-4

Note:

The V85 needs a range UDP ports (RTP base port to RTP base port+6);

 

the RTP port specified (port 20000) in the V85 is the RTP base port so its

 

RTP range is 20000 ~ 20006.

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V85 Desktop VoIP Phone User Guide

 

YML772 Rev1

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NetComm V85 manual RTP range is 20000 ~