arghhh.. dont know , I was being throw with 500 Internal server error when trying to connect suddenly.
#Date: 2007-11-03 08:40:01
#Fields: date time s-ip cs-method cs-uri-stem cs-uri-query s-port cs-username c-ip cs(User-Agent) sc-status sc-substatus sc-win32-status time-taken
2007-11-03 08:40:01 123.123.123.123 GET /ping.axd - 8172 - 123.123.123.123 Mozilla/4.0+(compatible;+Win32;+WinHttp.WinHttpRequest.5) 500 0 0 904