RE: Weird caching problem.

  • From: TRadtke@xxxxxxxxxxxx
  • To: isalist@xxxxxxxxxxxxx
  • Date: Tue, 8 Feb 2005 12:37:35 -0600

Try installing FireFox or something else and see if it loads the old or the
new version.  Simple way to test if it's an IE issue with the way those
systems are setup.

-----Original Message-----
From: Ball, Dan [mailto:DBall@xxxxxxxxxxx] 
Sent: Tuesday, February 08, 2005 12:34 PM
To: [ISAserver.org Discussion List]
Subject: [isalist] Weird caching problem.


http://www.ISAserver.org


I saw a weird problem today with caching of our web server.  Computers on
one subnet get the current version of a web page, while computers on another
subnet get an older, outdated version.  

 

After talking to them a bit, they said it happens all the time, and it
usually takes a day for them to see the changes they made.  If I use the
hostname of the web server computer as the URL
(http://hostname/webpage.htm), the current page comes up, but if I use the
published URL (http://www.domain.org/webpage.htm
<http://www.domain.org/webpage.htm> ) of the same page, it shows the old
version.

 

I did the usual, cleared the Internet Explorer cache, searched the entire
hard drive for other cached copies, restarted IE, etc.., to verify it wasn't
the client that was caching it.

 

I checked the ISA logs, and it said the web request for that page was
passing right through to our webserver, from one subnet to the other.  

 

I created a caching rule on the ISA server to "Never cache any content" to
see if that was the problem, didn't make a difference.

 

I changed the expiration date on the webserver for pages to expire
immediately and restarted IIS, didn't make a difference.

 

Anyone have any other ideas where to look?

 

 

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