Hi, Yes RTP multiplexing is in compliance to 3GPP TS 29.414 Release 7 specification
thanks Shruti On Wed, Aug 26, 2009 at 7:58 PM, Jaap Keuter <[email protected]> wrote: > Hi, > > Is there an RFC on that? Are there sample captures to work with? This > always helpsin development. > > Thanx, > Jaap > > Now competing at http://www.ec2009.info > > On 26 aug 2009, at 07:36, shruti singh <[email protected]> wrote: > > Hi > I need to decode RTP Multiplex streams using wireshark. Presently we can > decode only Non -Multiplexed RTP streams in wireshark. > > A multiplexed voice packet is composed by concatenating RTP encapsulated > voice packets and IP and UDP headers. > > Below is the Multiplex Packet format > > > > IP > > UDP > > Multiplex Header > > Compressed RTP Header > > RTP Payload > > Multiplex Header > > Compressed RTP Header > > RTP Payload > > > > This Multiplex header is repeated in beginning of each RTP packet. So I was > thinking of way to extract this multiplex header & use it to decode each RTP > packet following this Multiplex header. > > I supose we need to make a dissector packet-rtpmultiplex.c regestring to a > UDP port as a starting point. > > Dissect the multiplex header, decompress the rtp header and have the RTP > dissector dissecting > the resulting "RTP packet" - decompressed header+data. > > Could you help me in dissecting the multiplex header and make this work. > > > Also I need to know the steps to write our own filters in wireshark > > > It would be great help. Kindly reply as soon as possible > > > Regards > > Shruti > > ___________________________________________________________________________ > Sent via: Wireshark-dev mailing list <[email protected]> > Archives: <http://www.wireshark.org/lists/wireshark-dev> > http://www.wireshark.org/lists/wireshark-dev > Unsubscribe: <https://wireshark.org/mailman/options/wireshark-dev> > https://wireshark.org/mailman/options/wireshark-dev > mailto:[email protected]?subject=unsubscribe > > > ___________________________________________________________________________ > Sent via: Wireshark-dev mailing list <[email protected]> > Archives: http://www.wireshark.org/lists/wireshark-dev > Unsubscribe: https://wireshark.org/mailman/options/wireshark-dev > mailto:[email protected]?subject=unsubscribe >
___________________________________________________________________________ Sent via: Wireshark-dev mailing list <[email protected]> Archives: http://www.wireshark.org/lists/wireshark-dev Unsubscribe: https://wireshark.org/mailman/options/wireshark-dev mailto:[email protected]?subject=unsubscribe
