<div dir="ltr"><div>Which means that in b2b implemenation, you need to change contact header to include fqdn. <br></div><div><br></div><div>wkr, <br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Op di 7 jul. 2020 om 10:36 schreef Gregory Massel <<a href="mailto:greg@switchtel.co.za">greg@switchtel.co.za</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Thank you Alexey.<br>
<br>
Your suggestions solved the problem!<br>
<br>
On 2020-07-07 8:15 am, Alexey Vasilyev wrote:<br>
> Hi Gregory,<br>
><br>
> Starting from 01.07.2020 Microsoft requires Route headers with SBC_FQDN in<br>
> SIP replies too. Instead of simple record_route() for SIP request from MS<br>
> servers OpenSIPS should add FQDN.<br>
><br>
> I've updated the article. Check it.<br>
> <a href="https://blog.opensips.org/2019/09/16/opensips-as-ms-teams-sbc/" rel="noreferrer" target="_blank">https://blog.opensips.org/2019/09/16/opensips-as-ms-teams-sbc/</a><br>
><br>
><br>
><br>
> -----<br>
> ---<br>
> Alexey Vasilyev<br>
> --<br>
> Sent from: <a href="http://opensips-open-sip-server.1449251.n2.nabble.com/OpenSIPS-Users-f1449235.html" rel="noreferrer" target="_blank">http://opensips-open-sip-server.1449251.n2.nabble.com/OpenSIPS-Users-f1449235.html</a><br>
><br>
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