http://blogs.technet.com/gclark/archive/2009/05/02/ocs-dns-automatic-configuration-when-split-dns-is-not-an-option.aspx##### UPDATE ###### It was brought to my attention today, the below configuration does not work if you have non-window clients.&#160; I will post the network traces to why this will not work with non-windows clients soon.&#160; But in the meantime, ifen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/gclark/archive/2009/05/02/ocs-dns-automatic-configuration-when-split-dns-is-not-an-option.aspx#3234381Sun, 03 May 2009 08:45:29 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3234381Geoff Clark&#39;s Blog : OCS DNS Automatic Configuration when Split &#8230; | Webmaster Tools<p>PingBack from <a rel="nofollow" target="_new" href="http://www.netdeluxo.com/blog/blogs/geoff-clarks-blog-ocs-dns-automatic-configuration-when-split/">http://www.netdeluxo.com/blog/blogs/geoff-clarks-blog-ocs-dns-automatic-configuration-when-split/</a></p> http://blogs.technet.com/gclark/archive/2009/05/02/ocs-dns-automatic-configuration-when-split-dns-is-not-an-option.aspx#3254229Fri, 12 Jun 2009 23:47:09 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3254229DMTF<p>A lot has been written about the way that Microsoft Office Communicator uses DNS to automatically discover</p>