shibboleth2.xml proxyhost and proxyport not working in MetadaProvider tag

[Cantor, Scott]

> configuration detail:
> 
> <MetadataProvider type="XML"
>   url="https://ipdserveralias/metadata.xml"
>   proxyHost="proxyphysicalhostname"
>   proxyPort="proxyport"

Since neither of those settings is supported or documented, I'm not sure why you expect them to work.

The only way to do this is with semi-ugly hacks involving the TransportOption feature.

https://wiki.shibboleth.net/confluence/display/SHIB2/NativeSPTransportOption

-- Scott