Have you tried tossing an unauthenticated call at the edgemarc from outside using a from address of 1001@edgemarcip? looks like that's what this guy is doing. You're ignoring his registers but you may be allowing invites from an unregistered device.

On Fri, 11/01/2013 03:33 PM, Matt Yaklin <myaklin@g4.net> wrote:
> They are not over lapping.
> 
> The attacker finally bit just a bit ago. I only was running
> tcpdump on port 5060 on the edgemarc but i captured the SIP
> traffic for what the attacker is doing. I wish I had setup
> more.
> 
> 
> I blocked international via an auth code right now...
> 
> x.x.139.225 = WAN ethernet port of the Edgemarc.
> 
> I am going through this now and if anyone can help I would
> greatly appreciate it. I need to find out why this is happening.
> 
> 
> 
> -----------------------
> -----------------------
> -----------------------
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:18:48.788559 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:18:52.786472 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:18:56.794955 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:19:00.899198 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:19:04.809371 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:19:08.831073 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:19:12.827515 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:19:16.827669 176.58.68.20.10181 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> REGISTER sip:x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">1001@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=e26e273f
> Via: SIP/2.0/UDP 
> 176.58.68.20:10181;branch=z9hG4bK-d87543-161690352-1--d87543-;rport
> Call-ID: b161d8122d506908
> CSeq: 1 REGISTER
> Contact: <sip:1001@176.58.68.20:10181>
> Expires: 3600
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> User-Agent: eyeBeam release 3007n stamp 17816
> Cont
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:23:19.307756 176.58.68.20.10189 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> BYE sip:14734050085@x.x.139.225:5060 SIP/2.0
> To: <sip:" target="_blank">14734050085@x.x.139.225>;tag=6516fea2
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=214bbc47
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-1012476641-1--d87543-;rport
> Call-ID: 346c8a3823657575
> CSeq: 2 BYE
> Route: <sip:14734050085@x.x.139.225;lr>
> Contact: <sip:1001@176.58.68.20:10189>
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE,
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:23:19.370269 x.x.139.225.5060 > 176.58.68.20.10189:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-1012476641-1--d87543-;rport=5060
> Record-Route: <sip:14734050085@x.x.139.225;lr>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=214bbc47
> To: <sip:" target="_blank">14734050085@x.x.139.225>;tag=6516fea2
> Call-ID: 346c8a3823657575
> CSeq: 2 BYE
> Contact: <sip:14734050085@x.x.139.225:5060>
> User-agent: fxo/1.0
> Content-Length: 0
> 
> 
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
>   [tos 0xb8]
> 19:23:31.365141 176.58.68.20.10189 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> INVITE sip:14734050088@x.x.139.225 SIP/2.0
> To: <sip:" target="_blank">14734050088@x.x.139.225>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=d909f80a
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-292959825-1--d87543-;rport
> Call-ID: 2b6a574f323db602
> CSeq: 1 INVITE
> Contact: <sip:1001@176.58.68.20:10189>
> Max-Forwards: 70
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
> SUBSCRIBE, INFO
> Content-Type: application/sdp
> User-Agent: eyeBeam
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 19:23:31.417251 x.x.139.225.5060 > 176.58.68.20.10189:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> SIP/2.0 100 Trying
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-292959825-1--d87543-;rport=5060
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=d909f80a
> To: <sip:" target="_blank">14734050088@x.x.139.225>;tag=51a346d4
> Call-ID: 2b6a574f323db602
> CSeq: 1 INVITE
> User-agent: fxo/1.0
> Content-Length: 0
> 
> 
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
>   [tos 0xb8]
> 19:23:36.793012 x.x.139.225.5060 > 176.58.68.20.10189:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> SIP/2.0 180 Ringing
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-292959825-1--d87543-;rport=5060
> Record-Route: <sip:14734050088@x.x.139.225;lr>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=d909f80a
> To: <sip:" target="_blank">14734050088@x.x.139.225>;tag=51a346d4
> Call-ID: 2b6a574f323db602
> CSeq: 1 INVITE
> Contact: <sip:14734050088@x.x.139.225:5060>
> User-agent: fxo/1.0
> Content-Length: 0
> 
> 
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
>   [tos 0xb8]
> 19:23:36.833967 x.x.139.225.5060 > 176.58.68.20.10189:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-292959825-1--d87543-;rport=5060
> Record-Route: <sip:14734050088@x.x.139.225;lr>
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=d909f80a
> To: <sip:" target="_blank">14734050088@x.x.139.225>;tag=51a346d4
> Call-ID: 2b6a574f323db602
> CSeq: 1 INVITE
> Contact: <sip:14734050088@x.x.139.225:5060>
> User-agent: fxo/1.0
> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE
> Content-Type: application/sdp
> Content-Leng
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
>   [tos 0xb8]
> 19:23:37.060875 176.58.68.20.10189 > x.x.139.225.5060:
> >>>>>>>>>>>>>>>sip header start>>>>>>>>>>>>>>>>>>>
> ACK sip:14734050088@x.x.139.225:5060 SIP/2.0
> To: <sip:" target="_blank">14734050088@x.x.139.225>;tag=51a346d4
> From: <sip:" target="_blank">1001@x.x.139.225>;tag=d909f80a
> Via: SIP/2.0/UDP 
> 176.58.68.20:10189;branch=z9hG4bK-d87543-154025872-1--d87543-;rport
> Call-ID: 2b6a574f323db602
> CSeq: 1 ACK
> Route: <sip:14734050088@x.x.139.225;lr>
> Contact: <sip:1001@176.58.68.20:10189>
> Max-Forwards: 70
> User-Agent: eyeBeam release 3007n stamp 17816
> Content-Length: 0
> 
> 
> <<<<<<<<<<<<<<<sip header stop<<<<<<<<<<<<<<<<<<<<
> 
> 
> ---------------
> --------------
> ------------
> 
> On Fri, 1 Nov 2013, Jay Hennigan wrote:
> 
> > On 11/1/13 12:04 PM, Matt Yaklin wrote:
> >>
> >> Approx 60-70 calls.
> >
> > If more than one overlapping you can rule out the physical FXO port.
> >
> > --
> > Jay Hennigan - CCIE #7880 - Network Engineering - jay@impulse.net
> > Impulse Internet Service  -  http://www.impulse.net/
> > Your local telephone and internet company - 805 884-6323 - WB6RDV
> > _______________________________________________
> > VoiceOps mailing list
> > VoiceOps@voiceops.org
> > https://puck.nether.net/mailman/listinfo/voiceops
> >
> _______________________________________________
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