Problem: configuring an outlook 2007 client to connect to our Exchange server via RPC over
We have RPC over HTTP set up on our exchange 2007 server. Outlook anywhere is set to use Basic authentication. We have a valid public certificate. Logging in at
works fine, with no certificate errors. https://mail.ourdomain.com/rpc
asks for credentials, but no credentials seem to work. I don't know if that's
gives "The RPC_S_SERVER_UNAVAILABLE error (0x6ba) was thrown by the RPC Runtime process."
I can telnet to the mail server port 6001 and 6002, and get the following response: "ncacn_http/1.0". Telnetting to 6004 gives a connection but no response. Our exchange server is
not a domain controller, and not hosting the global catalog.
Clients trying to use Outlook 2007 are asked for credentials, and then get "The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete
outlook /rpcdiag shows entries like
Doing the same thing on the LAN works fine. Any ideas?