&& ( prt == 0 || prt == this.port ||
                /* port 139 is ok if 445 was requested */
                        ( prt == 445 && this.port == 139 ) )
                && ( laddr == this.localAddr || ( laddr != null && laddr.equals(this.localAddr) ) ) && lprt == this.localPort;
    }

     */
    boolean isRequireSecureNegotiate ();


    /**
     * Enable port 139 failover
     * 
     * Property <tt>jcifs.smb.client.port139.enabled</tt> (boolean, default false)
     * 
     * @return whether to failover to legacy transport on port 139
     */
    boolean isPort139FailoverEnabled ();


    /**
     *