Consider the follow scenario:
You deploy Microsoft Exchange Server 2010 in a Microsoft Lync Server 2010 environment.
Microsoft Exchange Web Service is configured in the environment.
You create a global client policy and set the EnableExchangeContactSync parameter in the policy to False.
A Lync 2010 user clicks on the Options button in Lync 2010 and then selects the Personal tab.
In this scenario, the Save my Lync contacts in my personal contacts folder on the Exchange server option is not dimmed.
To resolve this issue, install the following cumulative update:
2670326 Description of the cumulative update for Lync 2010: February 2012
For more information about the EnableExchangeContactSync parameter, visit the following Microsoft website:
General information about the EnableExchangeContactSync parameterFor more information about the client policies and settings, visit the following Microsoft website: