[tech] mod_ssl and mussel

David Luyer luyer at zip.com.au
Wed Nov 3 14:14:59 WST 1999


> Mark Tearle wrote on Wed November 03, at 13:46 +0800:
> > > Apparently people that use TWIG are having
> > > their mail cached in proxy servers.
> > > 
> > > Thanks,
> > 
> > Strange, it does set Pragma: no-cache, who's been complaining?  and
> > what crap ISP/browser do they use?
> 
> We had the same problem at iiNet during the first day of release of
> Webmail.  The way we got around it was setting all the non-caching /
> expire immediately HTTP headers and also making sure that the URL 
> always ended in .cgi.  Dodgy, but it worked.

Yeah.  Pragma: no-cache is not actually a valid response header, it just
works for some dodgy caches.  Cache-control: headers are HTTP/1.1.  Expires
in the past and .cgi are much more helpful but won't defeat some cache
configs.

David.





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