Set SSL Host Headers in IIS 7 while Host name is greyed out in Site Binding

• 1 Run cmd.exe
  
• 2 Navigate to C:\Windows\System32\Inetsrv\
  
• 3 appcmd set site /site.name:"<IISSiteName>" /+bindings.[protocol='https',bindingInformation='*:443:<hostHeaderValue>']
  
• N Replace <IISSiteName> with the name of the IIS site and <hostHeaderValue> with the host header for that site (site1.mydomain.com)
  

References

• http://www.sslshopper.com/article-ssl-host-headers-in-iis-7.html
• http://msdn.microsoft.com/en-us/library/ms788967.aspx
• http://www.fishbrains.com/2012/05/01/why-is-iis-host-name-greyed-on-site-binding-using-wildcard-ssl/
• http://serverfault.com/questions/96810/iis7-cant-set-host-name-on-site-with-ssl-cert-and-port-443