Presuming all your SharePoint mappings are defined properly, all you have to do is enable Basic authentication in IIS - leaving the existing NTLM authentication as enabled is fine.
Whether you do the login prefix/suffix on IIS or the Sophos authentication profile is up to you.
Also, on your virtual server pass the host header.
Presuming all your SharePoint mappings are defined properly, all you have to do is enable Basic authentication in IIS - leaving the existing NTLM authentication as enabled is fine.
Whether you do the login prefix/suffix on IIS or the Sophos authentication profile is up to you.
Also, on your virtual server pass the host header.