diagnostic comments

examples/src/TcpExamples/TcpExample1Telnet.java

@@ -67,6 +67,9 @@ public class TcpExample1Telnet
             System.out.println("Problem with TcpExample1Telnet networking:"); // describe what is happening
             System.out.println("Error: " + e);
             // Provide more helpful information to user if exception occurs due to running twice at one time
+            
+            // brute force exception checking, can be brittle if exception message changes
+            // if (e.getMessage().equals("Address already in use: NET_Bind")) 
             if (e instanceof java.net.BindException)
                 System.out.println("*** Be sure to stop any other running instances of programs using this port!");
         }