tag:blog.tmcnet.com,2016:/blog/tom-keating//4/tag:blog.tmcnet.com,2008:/blog/tom-keating//4.38598-Comments for Office Communicator clients cannot communicate with AOL Contacts Problem SolvedVoIP & Gadgets blog - Latest news in VoIP & gadgets, wireless, mobile phones, reviews, & opinionsMovable Type 4.38tag:blog.tmcnet.com,2008:/blog/tom-keating//4.385982008-12-02T18:35:19Z2008-12-02T18:41:01ZOffice Communicator clients cannot communicate with AOL Contacts Problem SolvedScott Oseychik over on the MSDN blogs has a good post today about federation issues between OCS 2005/2007 and AOL. Apparently, American Online changed their root certificates on their SIP Access Gateway at approximately 12/2/2008, 4:00 AM EST.Via Scott's post:...Tom Keatinghttp://blog.tmcnet.com/blog/tom-keating/Scott Oseychik over on the MSDN blogs has a good post today about federation issues between OCS 2005/2007 and AOL. Apparently, American Online changed their root certificates on their SIP Access Gateway at approximately 12/2/2008, 4:00 AM EST.
Via Scott's post: If your organization leverages Public Internet Connectivity (aka: "PIC") in conjunction with their Live Communication Server 2005 and/or Office Communications Server 2007 servers, you may not be able to successfully communicate with (or see the presence status of) America Online Instant Messenger users.
Read more (including a video walkthrough on how to resolve the issue)]]>
Scott Oseychik over on the MSDN blogs has a good post today about federation issues between OCS 2005/2007 and AOL. Apparently, American Online changed their root certificates on their SIP Access Gateway at approximately 12/2/2008, 4:00 AM EST.