Hi EveryOne,

Please let me know how to configure alternate access mapping in sharepoint 2010 ?

and what are required to configure alternate access mapping step by step ?

and DNS is essential or not. Please let me know.

Regards,

srinivas

• Edited by srinihan 35 minutes ago

Here's a video on how to create an alternate access mapping in SharePoint 2010.  Yes, DNS is essential unless you want to add an entry to the Hosts file on every computer that will access SharePoint.

http://technet.microsoft.com/en-us/video/dn153778.aspx