* Firewall fix for NTCP, where firewalls will forget a NAT relationship

on a stream... AKA setting keepalive. This should fix the stuck NTCP
      issue that has been bothing zzz for years.
    * Set keepalive on BOB connections too, since this will assist closing
      the connections in the event of a crash on a client.

apps/BOB/nbproject/private/private.xml

@@ -2,6 +2,7 @@
 <project-private xmlns="http://www.netbeans.org/ns/project-private/1">
     <editor-bookmarks xmlns="http://www.netbeans.org/ns/editor-bookmarks/1"/>
     <open-files xmlns="http://www.netbeans.org/ns/projectui-open-files/1">
-        <file>file:/usblv/NetBeansProjects/i2p.i2p/apps/BOB/src/net/i2p/BOB/BOB.java</file>
+        <file>file:/usblv/NetBeansProjects/i2p.i2p/apps/BOB/src/net/i2p/BOB/I2PtoTCP.java</file>
+        <file>file:/usblv/NetBeansProjects/i2p.i2p/apps/BOB/src/net/i2p/BOB/MUXlisten.java</file>
     </open-files>
 </project-private>

apps/BOB/src/net/i2p/BOB/BOB.java

@@ -256,11 +256,13 @@ public class BOB {
 				listener = new ServerSocket(Integer.parseInt(props.getProperty(PROP_BOB_PORT)), 10, InetAddress.getByName(props.getProperty(PROP_BOB_HOST)));
 				Socket server = null;
 				listener.setSoTimeout(500); // .5 sec
+				
 				while (spin.get()) {
 					//DoCMDS connection;
 
 					try {
 						server = listener.accept();
+						server.setKeepAlive(true);
 						g = true;
 					} catch (ConnectException ce) {
 						g = false;

apps/BOB/src/net/i2p/BOB/I2PtoTCP.java

@@ -102,6 +102,7 @@ public class I2PtoTCP implements Runnable {
 						break die;
 					}
 					sock = new Socket(host, port);
+					sock.setKeepAlive(true);
 					// make readers/writers
 					in = sock.getInputStream();
 					out = sock.getOutputStream();

apps/BOB/src/net/i2p/BOB/TCPlistener.java

@@ -78,6 +78,7 @@ public class TCPlistener implements Runnable {
 				while (lives.get()) {
 					try {
 						server = listener.accept();
+						server.setKeepAlive(true);
 						g = true;
 					} catch (SocketTimeoutException ste) {
 						g = false;