Connected to Asterisk 1.2.9.1 svn rev 34876 currently running on asterisk1 (pid = 2668)
Verbosity is at least 1
Core debug is at least 1
asterisk1*CLI> sip debug ip 192.168.0.100
SIP Debugging Enabled for IP: 192.168.0.100
  recordingcheck|20060708-074724|1152370044.10: Outbound recording not enabled
  fixlocalprefix: Could not parse /etc/asterisk/localprefixes.conf
asterisk1*CLI>
<-- SIP read from 192.168.0.100:5060:

--- (0 headers 0 lines) Nat keepalive ---
REGISTER 12 headers, 0 lines
Reliably Transmitting (no NAT) to 192.168.0.100:5060:
REGISTER sip:192.168.0.100 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.103:5060;branch=z9hG4bK29846cdb;rport
From: <sip:603@192.168.0.100>;tag=as6764fc5d
To: <sip:603@192.168.0.100>
Call-ID: 1d1453f814732525523ef0e41a42aa4f@127.0.0.1
CSeq: 105 REGISTER
User-Agent: Asterisk PBX
Max-Forwards: 70
Expires: 120
Contact: <sip:603@192.168.0.103>
Event: registration
Content-Length: 0


---
asterisk1*CLI>
<-- SIP read from 192.168.0.100:5060:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.0.103:5060;branch=z9hG4bK29846cdb;rport
To: <sip:603@192.168.0.100>
From: <sip:603@192.168.0.100>;tag=as6764fc5d
Call-ID: 1d1453f814732525523ef0e41a42aa4f@127.0.0.1
CSeq: 105 REGISTER
User-Agent: Uplink Skype2Sip 1.1
Content-Length: 0


--- (8 headers 0 lines)---
Scheduling destruction of call '1d1453f814732525523ef0e41a42aa4f@127.0.0.1' in 32000 ms
asterisk1*CLI>