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smp_86112's avatar
smp_86112
Icon for Cirrostratus rankCirrostratus
Jan 06, 2010

"Your Site Is Unavailable" HTTP Response Code

We typically apply an iRule to our VIPs which sends a HTTP::redirect to a friendly "your site is not available" page when the LB_FAILED event is triggered. And I haven't actually verified this but acc...
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hooleylist's avatar
hooleylist
Icon for Cirrostratus rankCirrostratus
Jan 06, 2010
Hi smp,

 

 

How about using HTTP::respond with cache control headers in LB_FAILED?

 

 

HTTP::respond 302 Location http://maintanence.example.com Cache-Control No-Cache Pragma No-Cache

 

 

You could also set caching headers on the maintenance host or page to prevent responses from being cached.

 

 

Aaron