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.de IX
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..
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\{\
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.\}
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.rm #[ #] #H #V #F C
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.\" ========================================================================
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.\"
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.IX Title "MRTG-WEBSERVER 1"
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.TH MRTG-WEBSERVER 1 "2018-07-13" "2.17.7" "mrtg"
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.\" For nroff, turn off justification. Always turn off hyphenation; it makes
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.\" way too many mistakes in technical documents.
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.if n .ad l
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.nh
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.SH "NAME"
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mrtg\-webserver \- hints for web server configuration
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.SH "SYNOPSIS"
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.IX Header "SYNOPSIS"
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If you want people to actually see the results
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of your network monitoring efforts you will need
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a webserver.
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.PP
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This document lists some configuration hints for
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webservers. Contributions welcome.
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.SH "APACHE"
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.IX Header "APACHE"
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.SS "Configuring mod_expire"
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.IX Subsection "Configuring mod_expire"
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A big issue with mrtg monitoring data is the expiry time.
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All these nice graphs you can create are only valid for a short time.
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If you do not take special action some webbrowsers will not notice this
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and you may end up with people seeing old data because of caching issues.
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.PP
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The apache module mod_expire allows you to setup special
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expiry properties for individual file.
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.PP
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Here is an example for how this may look for an mrtg web directory.
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The configuration directives can be stored into a \fI.htaccess\fR file.
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.PP
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.Vb 11
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\& ############################################################
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\& # Example .htaccess for use with apache\-1.2 and mod_expire.
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\& # (mod_expire come with apache\-1.2 but you have to explicitly
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\& # activate it when compiling the httpd ...)
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\& #############################################################
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\& #
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\& <Files "*\-day.png">
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\& ExpiresActive On # enable expirations
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\& # five minutes
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\& ExpiresDefault M300
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\& </Files>
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\&
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\& <Files "*\-week.png">
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\& ExpiresActive On
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\& ExpiresDefault M1800
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\& </Files>
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\&
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\& <Files "*\-month.png">
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\& ExpiresActive On
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\& ExpiresDefault M7200
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\& </Files>
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\&
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\& <Files "*\-year.png">
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\& ExpiresActive On
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\& ExpiresDefault M86400
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\& </Files>
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\&
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\& <Files "*.html">
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\& ExpiresActive On
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\& ExpiresDefault M300
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\& </Files>
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\&
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\& # index.html is not automatically generated
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\& <Files "index.html">
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\& ExpiresActive Off
|
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\& </Files>
|
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.Ve
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.SH "AUTHOR"
|
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.IX Header "AUTHOR"
|
|
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Unknown
|