---

+++ 9-2-2007 16:17:07.635409 INFO NORMAL ::listen_udp
Received ICMP from: 216.143.130.47
ICMP type: 3
ICMP code: 3
Destination of packet causing ICMP: 216.143.130.47:20
Socket error: 111 Connection refused
---

+++ 9-2-2007 16:17:07.644986 INFO NORMAL t_tc_non_invite::process_icmp
ICMP error received.

Send internal:
SIP/2.0 503 Service Unavailable
Via: SIP/2.0/UDP 209.42.200.5;rport;branch=z9hG4bKevxpxkgw
To: "Colin Hill" <sip:hillct@RNKTEL.COM>;tag=kppls
From: "Colin Hill" <sip:hillct@RNKTEL.COM>;tag=hhudq
Call-ID: ngnronpmpnqkqyp@192.168.1.101
CSeq: 758 REGISTER
Server: Twinkle/1.0
Content-Length: 0

---