Hello Conrad,
Bit hard to say exactly without looking into logs/dumps but it seems like
your call is long enough so router (if you have one) could timeout on nat
tcp connection, thus the “bye” request can not reach uac. Just guessing.
Please check whether you have tcp keepalive enabled, example:
Hi,
Can someone send me an invite to the Kamailio Slack channel please.
I am sure I used to be a member but I may have used a different email
address.
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