The "strict mode" basically set's the sip_direct_signalling option of the sip helper netfilter module, which decides if incoming calls are allowed from registrars only, or if everyone can call in. This is Mantis ID 12995, which has been on the KIL for a while. The related discussion is here.
The "strict mode" basically set's the sip_direct_signalling option of the sip helper netfilter module, which decides if incoming calls are allowed from registrars only, or if everyone can call in. This is Mantis ID 12995, which has been on the KIL for a while. The related discussion is here.