hello, i'm using Kamailio with a simple registrare configuration i used the apt repository to install the developmant package of kamailio domain sip.tmvoip.net have 2 records, A record and AAA record (dual stacked) i configured it in my kamailio using siremis and in the kamctlrc config below: Kamailio.cfg: http://paste.debian.net/180972/ Kamctlrc: http://paste.debian.net/180973/ siptrace: http://paste.debian.net/180974/ note that 172.28.0.0/21 and 41.221.20.12/30 is routed, no nat. my current issue is if i register or i invite, i get error 403 not relaying trying to investigate this issu but i have no clue thank you everyone,