http://blogs.technet.com/evand/archive/2004/06/09/152016.aspxIn Exchange 2003 SP1 there's a new, and arguably better way to configure RPC/HTTPS (lots of folks call it RPC/HTTP or RPC-over-HTTP, but let's be honest... it's actually over HTTPS, right?). Back in Exchange 2003 RTM, there was no easy way to configureen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/evand/archive/2004/06/09/152016.aspx#370608Thu, 10 Feb 2005 23:43:00 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:370608Alex Black's Bloghttp://blogs.technet.com/evand/archive/2004/06/09/152016.aspx#407964Wed, 20 Jul 2005 23:48:39 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:407964Exchange Cookbook&amp;lt;p&amp;gt;<br>With Exchange 2003 SP1, you can use the new ESM UI to set up RPC over HTTPS, which is about a million times easier than the RTM way of doing so. However, you have to set up all your BE servers first, because the FEs will scan AD for the heuristic bits that indicate whether the BE is part of a managed topology or not.<br>&amp;lt;/p&amp;gt;