public void VmDirSafeLDAPBind(string host, string upn, string passwd)
{
SetVersion(LDAPOption.LDAP_VERSION);
var VmDirError = LdapClientLibrary.VmDirSafeLDAPBind(out this._connection, host, upn, passwd);
var returnError = LdapError.VmDirMapLdapError((int)VmDirError);
ErrorCheckerHelper.Validate(returnError);
}