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climberboy

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Exchange RCP over HTTP not able to connect.

I am trying to get RPC over HTTP working with Microsoft Exchange 2003.  When I connect from the LAN (using the Exchange Server's public address) it works fine.  As soon as I leave the public network, I get the following error:

"The Exchange server is unavailable."

I am running my own Certificate Authority, and requiring SSL to the server.  I have installed the certificate in the "Trusted Certificate Authorities" store, and no longer get the certificate warning when browsing to OWA.

Any help greatly appreciated.
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Sembee
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climberboy

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Sembee,

This is a tough nut to crack.  I may have to take your advice on the certificate.  First and foremost, yes, it is failing back over to the TCP/IP connection, per the /rpcgiag startup switch mentioned on your site (thanks!).  So it isn't working, period.

However, the rpcping utility shows a good connection with no errors.

The certificate is installed and trusted on the test client machine.  If I browse to OWA on the server, I no longer get a certificate warning, so my gut says that isn't the problem, but then that may be why I am stuck.

Can I provide you a Remote Desktop login to an email address and let you peek around on the two exchange servers?  I see how helpful you have been to everyone, and feel comfortable that you are not going to destroy anything.

Thanks,

Eric.
Oh yea... I tried the registry entries on your site, to no avail.  Something else is at work.  I'm at a loss as to what.

Growing pains...
Using tools outside of the site is not allowed under the rules.

I would suggest that you reset the process.
Remove the RPC Proxy element from add/remove programs and then delete the /rpc and /rpc-with-cert virtual directories from iis manager.
Then drop in to a command prompt and type

iisreset

Then put it back in again and do the registry settings.
If you want to try with the commercial certificate then get a trial certificate from RapidSSL before paying out for the full certificate.

Simon.
Still working on this as other items took priority.  I will keep you posted...