[mapserver-users] Mapserver WMS server, IIS and wrong content-type

Oliver Christen oliver.christen at camptocamp.com
Tue Jul 5 02:14:18 EDT 2011


Hello Jeff

Thank you for the informations,
I have transmitted what you told me to my client's IIS admin, I will see 
if they can work it on by themself or if they need further assistance.

Thanks again
best regards
Oliver


> Hello Oliver,
>
> Here is some more info, taken from 
> http://www.libpng.org/pub/png/pngstatus.html :
>
> "As a related item, note that Microsoft's Internet Information Server 
> (a.k.a. IIS) shipped by default without an explicit MIME type for PNG 
> images until version 6, which effectively meant that it treated PNGs 
> as application/octet-stream rather than image/png. Not surprisingly, 
> this affected only non-Microsoft web browsers connecting to IIS 
> servers; they rightly refused to display such mislabelled PNGs. 
> Fortunately, Microsoft did finally correct the problem with the 
> release of IIS 6.0 in 2003, and a fix is available for older versions 
> (at least for version 4.0)."
>
> So that goes along with my initial ideas.
>
> Anyway those are my quick thoughts on your problem with your client's 
> IIS instance.  If you want to contact me directly and we can work 
> through this together with your client please do.
>
> -jeff
>



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