+ /**
+ * Send the HELLO message (check that the client sends a String "HELLO" and
+ * send it back, to check I/O and encryption modes).
+ *
+ * @throws IOException
+ * in case of I/O error
+ * @throws SSLException
+ * in case of encryption error
+ */
+ protected void serverHello() throws IOException, SSLException {
+ String HELLO = action.recString();
+ if (!"HELLO".equals(HELLO)) {
+ throw new SSLException("Server did not accept the encryption key");
+ }
+ action.sendString(HELLO);
+ }
+