Sip read:
REGISTER sip:192.168.0.46 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.59:5060;branch=z9hG4bK51d79c43
From: <sip:7333@192.168.0.46;user=phone>
To: <sip:7333@192.168.0.46;user=phone>
Call-ID: 00078599-39830002-23b25f99-4c8b1125@192.168.0.59
CSeq: 101 REGISTER
User-Agent: CSCO/7
Contact: <sip:7333@192.168.0.59:5060>
Content-Length: 0
Expires: 120


10 headers, 0 lines
Using latest request as basis request
Sending to 192.168.0.59 : 5060 (non-NAT)
Transmitting (no NAT):
SIP/2.0 403 Forbidden
Via: SIP/2.0/UDP 192.168.0.59:5060;branch=z9hG4bK51d79c43
From: <sip:7333@192.168.0.46;user=phone>
To: <sip:7333@192.168.0.46;user=phone>;tag=as52db2f27
Call-ID: 00078599-39830002-23b25f99-4c8b1125@192.168.0.59
CSeq: 101 REGISTER
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER
Contact: <sip:7333@192.168.0.46>
Content-Length: 0