catch ( GeneralSecurityException e ) {
                    throw new PACDecodingException("Decryption failed " + serverKey.getKeyType(), e);
                }
                break;
            default:
                throw new PACDecodingException("Unrecognized field " + tagged.getTagNo());
            }
        }

    }


    public String getUserPrincipalName () {

                            case SmbComTransaction.TRANS2_GET_DFS_REFERRAL:
                                break;
                            default:
                                service = "A:";
                        }
                        break;
                    default:
                        service = "A:";
                }
            }

            DfsReferral start = dr;