request.isBroadcast = request.addr == null || isBroadcastAddress(request.addr);

        if ( request.isBroadcast ) {
            if ( request.addr == null ) {
                request.addr = this.baddr;
            }
            n = config.getNetbiosRetryCount();
        }
        else {
            n = 1;
        }

        do {
            try {

     * 
     * @return local port to use for outgoing connections
     */
    int getLocalPort ();


    /**
     * 
     * Property <tt>jcifs.smb.client.laddr</tt> (string)
     * 
     * @return local address to use for outgoing connections
     */
    InetAddress getLocalAddr ();


    /**
     * 
     * Property <tt>jcifs.netbios.hostname</tt> (string)

            } else {
                UniAddress addr;
                try {
                    addr = getAddress();
                } catch( UnknownHostException uhe ) {
                    throw new SmbException( url.toString(), uhe );
                }
                if( addr.getAddress() instanceof NbtAddress ) {
                    int code = ((NbtAddress)addr.getAddress()).getNameType();

        this.netbiosScope = p.getProperty("jcifs.netbios.scope");
        this.netbiosLocalPort = Config.getInt(p, "jcifs.netbios.lport", 0);
        this.netbiosLocalAddress = Config.getInetAddress(p, "jcifs.netbios.laddr", null);

        this.lmhostsFilename = p.getProperty("jcifs.netbios.lmhosts");
        this.winsServer = Config.getInetAddressArray(p, "jcifs.netbios.wins", ",", new InetAddress[0]);

                && ( 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;
    }


    void ssn139 () throws IOException {
        CIFSContext tc = this.transportContext;

            // seems to be correct according to
            // https://lists.samba.org/archive/samba-technical/2009-August/066486.html
            // UniAddress addr = UniAddress.getByName(authDomain, true, tf);
            // SmbTransport trans = tf.getTransportPool().getSmbTransport(tf, addr, 0);
            try ( SmbTransport dc = getDc(tf, authDomain) ) {

        if (proxy == null) {
            if (StringUtil.isNotBlank(getHttpProxyHost()) && getHttpProxyPortAsInteger() != null) {
                final SocketAddress addr = new InetSocketAddress(getHttpProxyHost(), getHttpProxyPortAsInteger());
                proxy = new Proxy(Type.HTTP, addr);
                if (StringUtil.isNotBlank(getHttpProxyUsername())) {
                    Authenticator.setDefault(new Authenticator() {