A resource ID is always returned when using URLs for the host parameter
even if the host does not exist.
"When using an URI to describe the connection, the (open)ldap library
only parses the url and checks if it's valid, _no connection_ is
established in that case."
[email protected]
http://bugs.php.net/bug.php?id=15637