The exactly same behavior.
My configuration:
LAMP server linux, apache configured to authenticate against AD (Kerberos) and working
logged user is in REMOTE_USER in form user@DOMAIN.COM
for sso was a small hack necessary:
in inc/PMF/User/ CurrentUser.php: 
 public function login($login ...
					Search found 1 match
- Sat Mar 08, 2014 11:58 am
 - Forum: Webserver and configuration
 - Topic: IIS 7.5 + LDAP + SSO Windows Authentication -Active Directo
 - Replies: 26
 - Views: 46051