<div dir="ltr">Yes, it is enabled on port 5060. I do receive a TCP ACK back from the server, so I know the TCP segment is received at the server hosting the Asterisk build.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Feb 17, 2016 at 8:36 AM, A J Stiles <span dir="ltr"><<a href="mailto:asterisk_list@earthshod.co.uk" target="_blank">asterisk_list@earthshod.co.uk</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On Wednesday 17 Feb 2016, Sonny Rajagopalan wrote:<br>
> OK. Let me ask this. Is anything else necessary, except choosing TCP as the<br>
> preferred protocol on the client, to make TCP w Asterisk work? At the<br>
> moment, I have only changed one line in pjsip.conf from my working UDP<br>
> setup:<br>
><br>
> [transport-tcp]<br>
> type=transport<br>
> protocol=tcp ; <--------------- only this line was changed.<br>
<br>
</span>Presumably you have firewall rules in action. Did you enable TCP on port 5060?<br>
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AJS<br>
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