Apache Rewrite Rule for outage notification.

Apache rewrite rule to redirect all application specific URLs to an outage page during maintenance. Make sure that modules/mod_rewrite.so module is loaded and turned on.

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RewriteEngine On
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Also make sure that this rule is ahead of any other rules in the conf file.
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RewriteRule (^/context.*$|^/cxt2.*$) /outage/reason.html [R,L]
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R - to send HTTP redirection.
L - this is the last rule to be evaluated.