<div dir="ltr">I have SIPP as a UAC and then just playing hold music back and echoing the music in SIPP to simulate RTP in both directions.<div><br></div><div>The only wildcard I can see here is that I am using sub interfaces which don't have:</div>
<div> eth4.2012@eth4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP</div><div><br></div><div>No qdisc settings, not really sure if that changes anything??</div><div><br></div><div><br></div><div>
<br></div><div>Keith </div><div> <div><br></div><div><br></div></div></div>