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NAME

         ip2host - Resolves IPs to hostnames in web server logs

SYNOPSIS

         ip2host [OPTIONS] [cache_file] < infile > outfile

         infile  - Web server log file.

         outfile - Same as input file, but with IPs resolved to hostnames.

         Options:

         --children=...  Number of child processes to spawn (default: 40)
         --timeout=...   Seconds to wait on DNS response (default: 20)
         --buffer=...    Maximum number of log lines to keep in
                         memory (default: 50000)
         --flush=...     Number of lines to process before flushing
                         output buffer (default: 500)
         --cache=...     Filename to use as disk cache (default: none)
         --ttl=...       Number of seconds before IPs cached on disk are expired
                         (default: 604800 - One week)

DESCRIPTION

       This is a faster, drop-in replacement for the logresolve utility
       distributed with the Apache web server.

       It’s been reported to work under Linux, FreeBSD, Solaris, Tru64, and
       IRIX.

AUTHOR

       Maurice Aubrey <maurice.aubrey+ip2host@gmail.com>

       Based on the logresolve.pl script by Rob Hartill.

COPYRIGHT

       Copyright 1999-2007, Maurice Aubrey <maurice.aubrey+ip2host@gmail.com>.

       This module is free software; you may redistribute it and/or modify it
       under the same terms as Perl itself.

README

       Resolves IPs to hostnames in web server logs.  This is a faster, drop-
       in replacement for the logresolve utility distributed with the Apache
       web server.

SCRIPT CATEGORIES

       Web