Do you know the main threat actor types? Most attackers fall into one of four categories, each with their own favored tactics, techniques, and procedures.
I'm trying to work out what's happening.
== Using SIP RTP CoS mark 5 [2013-12-05 17:05:54] NOTICE: chan_sip.c:22622 handle_request_invite: Call from '' (18.104.22.168:5076) to extension '+448458673552' rejected because extension not found in context 'CallsComingIn'.
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