http://blogs.technet.com/jhoward/archive/2005/12/16/416099.aspxContinuing the blogcast series on infrastructure essentials. The final part to the RPC/HTTPS series shows you how to alter the configuration we have such that Outlook 2003 can move seamlessly between external and internal connectivity through the useen-GBCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/jhoward/archive/2005/12/16/416099.aspx#416226Mon, 19 Dec 2005 11:36:13 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:416226Dennis Lundtoft ThomsenNice blogcast with a feature that is not very well known by many - notice that if you have problems with Outlook still popping up with requests for username/password it might be due to the LM Compatibility Level settings on the client as per se <a rel="nofollow" target="_new" href="http://support.microsoft.com/default.aspx?scid=kb;en-us;820281">http://support.microsoft.com/default.aspx?scid=kb;en-us;820281</a>