<s>
The	O
Webalizer	B-Application
is	O
web	B-Application
log	I-Application
analysis	I-Application
software	I-Application
,	O
which	O
generates	O
web	O
pages	O
of	O
analysis	O
,	O
from	O
access	O
and	O
usage	O
logs	O
.	O
</s>
<s>
Statistics	O
commonly	O
reported	O
by	O
Webalizer	B-Application
include	O
hits	O
,	O
visits	O
,	O
referrers	O
,	O
the	O
visitors	O
 '	O
countries	O
,	O
and	O
the	O
amount	O
of	O
data	O
downloaded	O
.	O
</s>
<s>
The	O
Webalizer	B-Application
analyzes	O
web	O
server	O
log	O
files	O
,	O
extracting	O
such	O
items	O
as	O
client	O
's	O
IP	O
addresses	O
,	O
URL	O
paths	O
,	O
processing	O
times	O
,	O
user	O
agents	O
,	O
referrers	O
,	O
etc	O
.	O
</s>
<s>
The	O
Webalizer	B-Application
can	O
process	O
CLF	O
,	O
Apache	O
and	O
W3C	O
Extended	O
log	O
files	O
,	O
as	O
well	O
as	O
HTTP	O
proxy	O
log	O
files	O
produced	O
by	O
Squid	B-Protocol
servers	I-Protocol
.	O
</s>
<s>
The	O
Webalizer	B-Application
is	O
a	O
command	O
line	O
application	O
and	O
is	O
launched	O
from	O
the	O
operating	B-General_Concept
system	I-General_Concept
shell	O
prompt	O
.	O
</s>
<s>
This	O
command	O
instructs	O
The	O
Webalizer	B-Application
to	O
analyze	O
the	O
log	O
file	O
access_log	O
,	O
run	O
in	O
the	O
incremental	O
mode	O
(	O
-p	O
)	O
,	O
interpret	O
the	O
log	O
as	O
a	O
CLF	O
log	O
file	O
(	O
-F	O
)	O
,	O
use	O
the	O
domain	O
name	O
en.wikipedia.org	O
for	O
report	O
links	O
(	O
-n	O
)	O
and	O
produce	O
the	O
output	O
subdirectory	O
of	O
the	O
current	O
directory	O
.	O
</s>
<s>
Besides	O
the	O
command	O
line	O
options	O
,	O
the	O
Webalizer	B-Application
may	O
be	O
configured	O
through	O
parameters	O
of	O
a	O
configuration	O
file	O
.	O
</s>
<s>
By	O
default	O
,	O
The	O
Webalizer	B-Application
reads	O
the	O
file	O
webalizer.conf	O
and	O
interprets	O
each	O
line	O
as	O
a	O
processing	O
instruction	O
.	O
</s>
<s>
Alternatively	O
,	O
a	O
user-specified	O
file	O
may	O
be	O
provided	O
using	O
the	O
-c	O
option	O
.	O
</s>
<s>
There	O
are	O
over	O
one	O
hundred	O
available	O
configuration	O
parameters	O
,	O
which	O
make	O
The	O
Webalizer	B-Application
a	O
highly	O
configurable	O
web	O
traffic	O
analysis	O
application	O
.	O
</s>
<s>
By	O
default	O
,	O
The	O
Webalizer	B-Application
produces	O
two	O
kinds	O
of	O
reports	O
-	O
a	O
yearly	O
summary	O
report	O
and	O
a	O
detailed	O
monthly	O
report	O
,	O
one	O
for	O
each	O
analyzed	O
month	O
.	O
</s>
<s>
The	O
Webalizer	B-Application
may	O
also	O
be	O
configured	O
to	O
produce	O
a	O
separate	O
report	O
for	O
each	O
of	O
the	O
items	O
,	O
which	O
will	O
list	O
every	O
single	O
item	O
,	O
such	O
as	O
all	O
website	O
visitors	O
,	O
all	O
requested	O
URLs	O
,	O
etc	O
.	O
</s>
<s>
In	O
addition	O
to	O
HTML	O
reports	O
,	O
The	O
Webalizer	B-Application
may	O
be	O
configured	O
to	O
produce	O
comma-delimited	O
dump	O
files	O
,	O
which	O
list	O
all	O
of	O
the	O
report	O
data	O
in	O
a	O
plain-text	O
file	O
.	O
</s>
<s>
To	O
generate	O
reports	O
in	O
an	O
alternate	O
language	O
requires	O
a	O
separate	O
webalizer	B-Application
binary	O
compiled	O
specifically	O
for	O
that	O
language	O
.	O
</s>
<s>
Many	O
webmasters	O
claim	O
that	O
webalizer	B-Application
produces	O
highly	O
unrealistic	O
figures	O
of	O
visits	O
,	O
which	O
are	O
sometimes	O
200	O
to	O
900%	O
higher	O
than	O
the	O
data	O
produced	O
by	O
Javascript	O
based	O
web	O
statistics	O
such	O
as	O
Google	B-Application
Analytics	I-Application
or	O
StatCounter	O
.	O
</s>
