IIRC, sngrep captures traffic before iptables. Do you see these INVITEs or REGISTERs in asterisk?
pjsip set logger on
Or if you are using ChanSIP
sip set debug on
IIRC, sngrep captures traffic before iptables. Do you see these INVITEs or REGISTERs in asterisk?
pjsip set logger on
Or if you are using ChanSIP
sip set debug on