Office365 – Lync for Mac 2011 Sign in Failed Because Service is not Available

 

Error

Sign in to Microsoft Lync failed because the service is not available of you may not be connected to the Internet.

 

 

If you have run into the issue above, the fix is simple. Microsoft has put out a KB article that details the resolution, or you can follow my screen shots below.

 

http://support.microsoft.com/kb/2629861

 

Click Advanced at the bottom of the application

 

Click Manual Configuration

Change Internal Server name to sipdir.online.lync.com:443

Change External Server name to sipdir.online.lync.com:443

Click OK

 

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Thanks for visiting and reading my posts. I am always looking for more ideas. Please comment or email me with what you would like to see.

Kelsey Epps Office365 MVP

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