Aastra Telecom REV 06 - Manual (Page 105)

Features in Release 2.2
RN-001029-00, Rev 06, Release 2.2 101
5i Series IP Phone Release Notes
RTPMTx
The RTPMTx URI instructs the phone to transmit a Multicast RTP stream. The
RTPMTx format to use with the AastraIPPhoneExecute object in the URI is:
• RTPMTx:i:p
Where
i Specifies the Multicast IP Address to which an RTP stream is transmitted.
p Specifies the UDP port on which to transmit the RTP stream.
Ensure that this is a number greater than 3100.
Example: This example sends a multicast RTP stream to 239.0.1.20 from UDP port
21000.