Very occasionally in my logs I see things like this. In this case 7 lines starting with the first line and each ending with one of the group of 7. Took about 10 seconds for the 7 tries. [2012-05-03 16:58:27] NOTICE[31850] chan_sip.c: Sending fake auth rejection for device "unknown" <sip:unknown at 84.246.230.223>;tag=aTZ1eFu5Gi <sip:unknown at 84.246.230.223>;tag=MQ7X2xPoIy <sip:unknown at 84.246.230.223>;tag=FnfiJEymn6 <sip:unknown at 84.246.230.223>;tag=tVPso6QAEp <sip:unknown at 84.246.230.223>;tag=tWHOjRp11z <sip:unknown at 84.246.230.223>;tag=DK42h3mLn1 <sip:unknown at 84.246.230.223>;tag=CPW3Z9lDvN Should I be worried? Ira