}
        }

        /* logoff old sessions */
        if (tf.getConfig().getSessionTimeout() > 0 && this.sessionExpiration < (now = System.currentTimeMillis())) {
            this.sessionExpiration = now + tf.getConfig().getSessionTimeout();
            iter = this.sessions.listIterator();
            while (iter.hasNext()) {
                final SmbSessionImpl ssn = iter.next();