try {
            while (iter.hasNext()) {
                SmbSession ssn = (SmbSession)iter.next();
                ssn.logoff( hard );
            }
            socket.shutdownOutput();
            out.close();
            in.close();
            socket.close();
        } finally {
            digest = null;
            socket = null;
            tconHostName = null;
        }

                }
                finally {
                    iter.remove();
                }
            }

            if ( this.socket != null ) {
                this.socket.shutdownOutput();
                this.out.close();
                this.in.close();
                this.socket.close();
                log.trace("Socket closed");
            }
            else {