Hi,

 I am using the SIPp to test the Media server (MS) conferencing feature. I
have customized UAC scenaio which is used to join 3 participants into the
conference using -m 3 option while running SIPp. Each call plays a PCAP
file.

multiple calls -m  3 UAC scenario
-------------------------------------------

SIPP (UAC)  call1 <------------------Both way media
fine------------------------------------>Media server (Conference)

SIPP (UAC)  call2 ------------------One way
media------------------------------------>Media server (Conference)
                              <---------------------ICMP error from SIPp
UAC-------------------

 SIPP (UAC)  call3 ------------------One way
media------------------------------------>Media server (Conference)
                              <---------------------ICMP error from SIPp
UAC-------------------


The secons and third participants never get media since there is an ICMP
error when the Media server tries to send the media packet. The first call
(participant) is both able to play the pcap file as well recieve the media
back from MS but the second and third calls are able to play the PCAP file ,
no media recieved since when MS is sending the media back it is getting ICMP
error (Port unreachable).

Please let me know if this is bug with SIPp that it is opening the media
ports on the client side only for the first call in multicall scenario for
load testing??  I have even tried changing the ports used but same problem.
Using SIPp 3.2PCAP version.


Thanks In Advance
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