Logfile format
Here are some typical logfile format :


CLF %host %null %login %date %hourshift %method %page %protocol %status %requetesize
www.lyot.obspm.fr - - [01/Jan/97:23:12:24 +0000] "GET /index.html HTTP/1.0" 200 1220
ECLF %host %null %login %date %hourshift %method %page %protocol %status %requetesize %referer %agent
www.lyot.obspm.fr - - [01/Jan/97:23:12:24 +0000] "GET /index.html HTTP/1.0" 200 1220 "http://www.w3perl.com/softs/" "Mozilla/4.01 (X11; I; SunOS 5.3 sun4m)"
NECLF %host %null %login %date %hourshift %virtualhost %method %page %protocol %status %requetesize %referer %agent
www.lyot.obspm.fr - - [01/Jan/97:23:12:24 +0000] (www.obspm.fr) "GET /index.html HTTP/1.0" 200 1220 "http://www.w3perl.com/softs/" "Mozilla/4.01 (X11; I; SunOS 5.3 sun4m)"
Microsoft %host %login %date %hour %null %null %null %null %null %requetesize %status %null %method %page
129.142.90.150, -, 5/5/97, 14:33:27, W3SVC, RHINO, 194.182.141.6, 2601, 207, 1272, 200, 0, GET, /frabout.htm, -,
W3C %date %hour %host %method %page %status %query %status %agent %referer
1998-01-06 19:05:37 193.149.100.108 GET /images/ap.gif - 304 Mozilla/4.0+(compatible;+MSIE+4.0;+Windows+95) http://www.defle.montaigne.u-bordeaux.fr/
FTP %date %transfert_time %host %requetesize %page %null %null %direction %null %login %method %null %null %status
Tue May 7 16:13:21 2002 0 194.57.182.7 6188 /ftp1/squirrelmail/login-1.2.6.php b _ i a alfred ftp 0 * c