I tried to troubleshoot it as shown on cPanel integration blog. Below is the output.
Code:
]8842][05/09/2010:13:57:14 -0000][getreq 1]: [GET /xml-api/listzones HTTP/1.1
[8842][05/09/2010:13:57:14 -0000][headerparser 1]:TE: deflate,gzip;q=0.3
[8842][05/09/2010:13:57:14 -0000][headerparser 1]:Connection: TE, close
[8842][05/09/2010:13:57:14 -0000][headerparser 1]:Authorization: WHM root:XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
[8842][05/09/2010:13:57:14 -0000][headerparser 1]:Host: XXX:2086
[8842][05/09/2010:13:57:14 -0000][headerparser 1]:User-Agent: libwww-perl/5.834
[8842][05/09/2010:13:57:14 -0000][killconnection 1]
[8842][05/09/2010:13:57:14 -0000][killconnection exit 1]
If there is anything else that could help, please let me know.