Re: [Linphone-users] Strange Linphone Failure

[Stuart D. Gathman]

On Sat, 8 Jun 2019, Robert Dixon wrote:

> I have 2 PCs connected by  switch, and then to a router.Using IP address
> calling  sip:ip address.
> If I call from A to B, then A says B cannot respond to the call.
> If I call from B to A, it connects for 2 seconds, then disconnects.
>
> What is going on?

You also need to report what ports are allowed through firewall on
both sides, and what ports linphone is configured to use for SIP,
audio RTP, and video RTP.  The version of linphone is critical.

If the ips in question are private IPv6, you might find this bug
relevant: https://bugzilla.redhat.com/show_bug.cgi?id=1713947

--
              Stuart D. Gathman <address@hidden>
"Confutatis maledictis, flamis acribus addictis" - background song for
a Microsoft sponsored "Where do you want to go from here?" commercial.