<div dir="ltr">Bump<br><div><br></div><div>Sorry all to ask again, I'm getting a bit confused now.</div><div><br></div><div>My trunk provider says that I need to reply 488 in order to change the rtpmap:100 to 101.</div><div><br></div><div>I have seen posts about using transcode-telephone-event and always-transcode (this one is not listed in the OpenSIPS doc for rtpengine) and I can see there is an option to add a body part.</div><div><br></div><div>So I'm wondering if I should:</div><div><br></div><div>A. Use transcoding, although I don't understand how to get it to use rtpmap: 101</div><div>B. Intercept the INVITE, strip out the unwanted rtpmap line and reply 488 after using rtpengine module to add a body part to specify rtpmap: 101</div><div>C. Something else?</div><div><br></div><div>Am I on the right track at all here?</div><div><br></div><div>Mark.</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, 17 Nov 2020 at 11:57, Mark Farmer <<a href="mailto:farmorg@gmail.com">farmorg@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr">Hi everyone<div><br></div><div>I am getting some INVITE's that are requesting a=rtpmap:100 telephone-event/8000 and some other codecs too which is breaking DTMF.</div><div><br></div><div>What I really need to do is to force a=rtpmap:101 telephone-event/8000 in the replies.</div><div>Can anyone tell me how to do this please? I've been looking at the docs but I'm struggling with this one.</div><div><br></div><div>I am using RTPEngine and OpenSIPS 3.0</div><div><br></div><div>Many thanks!</div><div>Mark.</div><div><br></div><div></div></div></div></div>
</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature">Mark Farmer<br><a href="mailto:farmorg@gmail.com" target="_blank">farmorg@gmail.com</a></div>