smeserver-openvpn-routed/root/etc/e-smith/templates/etc/openvpn/routed/openvpn.conf/40auth

{
    my $userAuth = ${'openvpn-routed'}{Authentication} || 'CrtWithPass';
    if ($userAuth eq 'CrtWithPass'){
        my $libdir = (-d "/usr/lib64/") ? '/usr/lib64' : '/usr/lib';
        $OUT .= "plugin " . $libdir . "/openvpn/plugins/openvpn-plugin-auth-pam.so login\n";
    }
    $OUT .= '';
}