Kamailio 3.1 log is filled with lines like
Oct 29 03:32:46 west /usr/local/sbin/kamailio[632]: INFO: <script>: incoming reply from udp:188.62.4.186:65333 SIP/2.0 404 Not Found Via: SIP/2.0/UDP 204.74.213.5:5060;branch=0 From: sip:pinger@sip.callwithus.com;tag=3993f0c To: sip:188.62.4.186:65333 Call-ID: aff32da5-89ef0136-71dc8c5@204.74.213.5 CSeq: 1 OPTIONS Content-Length: 0 Oct 29 03:32:46 west /usr/local/sbin/kamailio[632]: INFO: <core> [forward.c:774]: broken reply to forward - no 2nd via
Shouldn't replies to NAT ping messages be silently dropped like in 1.4?