I have enabled auto-nat only for the external profile (port 5080), but FreeSWITCH also maps SIP port for the internal one: freeswitch at internal> show nat_map port,proto,proto_num,sticky 5060,udp,0,0 5060,tcp,1,0 5080,udp,0,0 5080,tcp,1,0 4 total. Is this intended or just a bug? - Dmitry Bely