How to disable/enable client version filter on Microsoft lync server 2010/2013

ISSUE: How to disable/enable cleint version filter on Microsoft lync server 2010/2013


SOLUTION:

1. Go to lync server front end. Then open lync server control panel.
   
   
2. In the left navigation bar, click Clients, and then click Client Version Configuration.
   
   
3. On the Client Version Configuration page, double-click the Global configuration in the list.
   
   
4. In the Edit Client Version Configuration dialog box, verify that the Enable version control check box is selected and then, under Default action, select one of the following:
   
   • Allow   Allows the client to log on if the client version does not match any filter in the Client version policies list.
     
   • Block   Prevents the client from logging on if the client version does not match any filter in the Client version policies list.
     
   • Block with URL   Prevents the client from logging on if the client version does not match any filter in the Client version policies list, and include an error message containing a URL where a newer client can be downloaded.
     
   • Allow with URL   Allows the client to log on if the client version does not match any filter in the Client version policies list, and include an error message containing a URL where a newer client can be downloaded.
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5. If you selected Block with URL, type the client download URL to include in the error message in the URL box.
   
   
6. Click Commit.