[pjsip] No RTP over UMTS

Tzury Bar Yochay tzury.by at gmail.com
Thu Feb 14 09:21:15 EST 2008


SoftPhone on WinXP @
Asterisk on VirtualBox on this WinXP (Bridged) @
HTC SmartPhone @ (STUN is active)

When trying to connect via GPRS, I Can see the following symptoms:

   1. RTP from the SmartPhone ( is not reaching the asterisk,
   2. RTP from Desktop SoftPhone to dose not heard in the

I would add that when connecting with WiFi (same LAN) everything works fine
[thanks for the STUN tip Angelos;-) ].
I attached WireShark dump in case anyone would like to take a look at.
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