diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Goericke/README.md b/assignments/src/MV3500Cohort2020JulySeptember/homework4/Goericke/README.md
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--- a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Goericke/README.md
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@@ -1,12 +0,0 @@
-## Homework 2: Multicast Networking
-
-Modify this file to describe your project work.
-
-Typical deliverables include properly packages source, execution log, and screen shots as appropriate.
-
-References include
-* [README.md](../README.md) for this homework project.
-* [README.md](../../../../README.md) for course assignments execution instructions.
-* [assignments source subdirectories](../../../../../assignments/src) show examples from previous cohorts.
-
-Questions and innovation are always welcome, good luck!
diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/ProjectIdeaTeamGermany.jpg b/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/ProjectIdeaTeamGermany.jpg
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Binary files a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/ProjectIdeaTeamGermany.jpg and /dev/null differ
diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/README.md b/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/README.md
deleted file mode 100644
index 0144d62d033fbe094ceac7a6d1bedc12d3c158b0..0000000000000000000000000000000000000000
--- a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/README.md
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@@ -1,12 +0,0 @@
-## Homework 2: Multicast Networking
-
-Modify this file to describe your project work.
-
-Typical deliverables include properly packages source, execution log, and screen shots as appropriate.
-
-References include
-* [README.md](../README.md) for this homework project.
-* [README.md](../../../../README.md) for course assignments execution instructions.
-* [assignments source subdirectories](../../../../../assignments/src) show examples from previous cohorts.
-
-Questions and innovation are always welcome, good luck!
diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TCPReceiverVPNBridge.java b/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TCPReceiverVPNBridge.java
deleted file mode 100644
index 43a014be20109e9c245bb84136253d0995e10c67..0000000000000000000000000000000000000000
--- a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TCPReceiverVPNBridge.java
+++ /dev/null
@@ -1,99 +0,0 @@
-
-package MV3500Cohort2020JulySeptember.homework4.Weissenberger;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.PrintStream;
-import java.net.InetAddress;
-import java.net.ServerSocket;
-import java.net.Socket;
-
-/**
- * Just for me for testing - not part of Homework #3!
- * @author Loki
- */
-public class TCPReceiverVPNBridge {
-
- protected static String server_IP_VPN = "10.1.105.9"; // argon IP
- protected static String server_IP_Local = "192.168.188.103"; // Local IP
-
- private static final int server_Port = 2317 ;
- protected static String client_IP ;
-
- /**
- * @param args the command line arguments
- */
- public static void main(String[] args) {
- try {
-
-
-
-// ServerSocket waits for a connection from a client.
- // Notice that it is outside the loop; ServerSocket
- // needs to be made only once.
- System.out.println("TcpExample3Server has started..."); // it helps debugging to put this on console first
-
- ServerSocket serverSocket = new ServerSocket(server_Port);
- OutputStream os;
- PrintStream ps;
- InetAddress localAddress, remoteAddress;
- int localPort, remotePort;
- int serverLoopCount = 0;
-
- // Server is up and waiting (i.e. "blocked" or paused)
- // Loop, infinitely, waiting for client connections.
- // Stop the program somewhere else.
- while (true) {
-
- // block until connected to a client
- try (Socket clientConnectionSocket = serverSocket.accept())
- {
- serverLoopCount++; // increment at beginning of loop for reliability
-
- // Now hook everything up (i.e. set up the streams), Java style:
- os = clientConnectionSocket.getOutputStream();
- ps = new PrintStream(os);
- ps.println("This is response " + serverLoopCount + " produced by the server."); // this gets sent back to client!
-
- // Print some information locally about the Socket connection.
- // This includes the port and IP numbers on both sides (the socket pair).
- localAddress = clientConnectionSocket.getLocalAddress();
- remoteAddress = clientConnectionSocket.getInetAddress();
- localPort = clientConnectionSocket.getLocalPort();
- remotePort = clientConnectionSocket.getPort();
-
- System.out.print ("Server loop " + serverLoopCount + ": ");
-
- // My socket pair connection looks like this, to localhost:
- // Socket pair: (( /0:0:0:0:0:0:0:1, 2317 ), ( /0:0:0:0:0:0:0:1, 54876 ))
- // Socket pair: (( /0:0:0:0:0:0:0:1, 2317 ), ( /0:0:0:0:0:0:0:1, 54881 ))
-
- // Why is the first IP/port the same, while the second set has different ports?
- System.out.println("TcpExample3Server socket pair showing host name, address, port:");
- System.out.println(" (( " +
- localAddress.getHostName() + "=" + localAddress.getHostAddress() + ", " + localPort + " ), ( " +
- remoteAddress.getHostName() + "=" + remoteAddress.getHostAddress() + ", " + remotePort + " ))");
-
- if ( localAddress.getHostName().equals( localAddress.getHostAddress()) ||
- remoteAddress.getHostName().equals(remoteAddress.getHostAddress()))
- System.out.println(" note HostName matches address if host has no DNS name");
-
- // Notice the use of flush() and try w/ resources. Without
- // the try w/ resources the Socket object may stay open for
- // a while after the client has stopped needing this
- // connection. try w/ resources explicitly ends the connection.
- ps.flush();
- // like it or not, you're outta here!
- }
- }
- } catch (IOException e) {
- System.err.println("Problem with TcpExample3Server networking: " + e);
-
- // Provide more helpful information to user if exception occurs due to running twice at one time
- if (e instanceof java.net.BindException) {
- System.err.println("*** Be sure to stop any other running instances of programs using this port!");
- }
- }
- }
-
-}
diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TcpServerForFinal.java b/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TcpServerForFinal.java
deleted file mode 100644
index 5e7066c139149084e89bd0cae45237e550476ddf..0000000000000000000000000000000000000000
--- a/assignments/src/MV3500Cohort2020JulySeptember/homework4/Weissenberger/TcpServerForFinal.java
+++ /dev/null
@@ -1,91 +0,0 @@
-package MV3500Cohort2020JulySeptember.homework4.Weissenberger;
-
-import java.io.*;
-import java.net.*;
-
-/**
- * Very slightly more complex than example1, further modifying example2. The
- * only thing this does differently is introduce a loop into the response, so
- * you don't have to restart the program after one response. Also, it prints out
- * the socket pair the server sees. Run the program via telnet several times and
- * compare the socket pairs.
- *
- * telnet (nc) localhost 2317
- *
- * If you're sophisticated you can contact the instructor's computer while
- * running this program.
- *
- * telnet (nc) [ipNumberOfServerLaptop] 2317
- *
- * and have the instructor display the socket pairs received.
- *
- * @author mcgredo
- * @author brutzman
- */
-public class TcpServerForFinal {
-
- public static void main(String[] args) {
- try {
-
- // ServerSocket waits for a connection from a client.
- // Notice that it is outside the loop; ServerSocket
- // needs to be made only once.
- System.out.println("TcpExample3Server has started..."); // it helps debugging to put this on console first
-
- //ServerSocket serverSocket = new ServerSocket(2317);
- InetAddress[] ia = InetAddress.getAllByName("192.168.188.106");
- for (int i = 0;i < ia.length; i++){
- System.out.println("---: "+ia[i]);
- }
- ServerSocket serverSocket = new ServerSocket(2317, 100, ia[0]);
-
- InputStream is;
- InputStreamReader isr;
- BufferedReader br;
- String serverMessage;
-
-
- InetAddress localAddress, remoteAddress;
- int localPort, remotePort;
- int serverLoopCount = 0;
-
- // Server is up and waiting (i.e. "blocked" or paused)
- // Loop, infinitely, waiting for client connections.
- // Stop the program somewhere else.
- while (true) {
- System.out.println("Look for connection....");
- // block until connected to a client
- try (Socket clientConnectionSocket = serverSocket.accept())
- {
- serverLoopCount++; // increment at beginning of loop for reliability
-
- // Now hook everything up (i.e. set up the streams), Java style:
- is = clientConnectionSocket.getInputStream();
- isr = new InputStreamReader(is);
- br = new BufferedReader(isr);
-
- serverMessage = br.readLine();
- System.out.println("The message the mobile sent was: '" + serverMessage + "'");
- // Print some information locally about the Socket connection.
- // This includes the port and IP numbers on both sides (the socket pair).
- localAddress = clientConnectionSocket.getLocalAddress();
- remoteAddress = clientConnectionSocket.getInetAddress();
- localPort = clientConnectionSocket.getLocalPort();
- remotePort = clientConnectionSocket.getPort();
-
- System.out.println ("Server loop " + serverLoopCount + ": ");
-
- System.out.println("TcpExample3Server socket pair showing host name, address, port:");
-
- }
- }
- } catch (IOException e) {
- System.err.println("Problem with TcpExample3Server networking: " + e);
-
- // Provide more helpful information to user if exception occurs due to running twice at one time
- if (e instanceof java.net.BindException) {
- System.err.println("*** Be sure to stop any other running instances of programs using this port!");
- }
- }
- }
-}
diff --git a/assignments/src/MV3500Cohort2020JulySeptember/homework4/WeissenbergerGoericke/ProjectIdeaTeamGermany.jpg b/assignments/src/MV3500Cohort2020JulySeptember/homework4/WeissenbergerGoericke/ProjectIdeaTeamGermany.jpg
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