On Thu, May 10, 2007, K K wrote: > On 5/10/07, Adrian Chadd <adrian@xxxxxxxxxxxxxxx> wrote: > >There's plenty of examples of proxy.pac file based load balancing and > >failover. > > It's important to keep in mind that some PAC behavior, including > failover, is different for different browsers and browser versions -- > this particularly applies to IE, which for example, caches everything > about PAC, included failed proxies, and won't forget until the > iexplore.exe process ends and is restarted. You can turn that cache behaviour off. I'll hunt around for the instructions to tell IE not to cache proxy.pac lookups and add it to the documentation. > (P.S. Have you heard about the magical PAC refresh option in Microsoft's > IEAK?) Nope! Please tell. Adrian
