diff -r c8fe5ffdfe98 -r 4c502e3991bf test/jdk/java/net/httpclient/http2/server/Http2TestServer.java
--- a/test/jdk/java/net/httpclient/http2/server/Http2TestServer.java	Fri May 18 15:23:56 2018 +0100
+++ b/test/jdk/java/net/httpclient/http2/server/Http2TestServer.java	Wed May 23 16:44:13 2018 +0100
@@ -53,6 +53,7 @@
     final SSLContext sslContext;
     final String serverName;
     final HashMap<InetSocketAddress,Http2TestServerConnection> connections;
+    final Properties properties;
 
     private static ThreadFactory defaultThreadFac =
         (Runnable r) -> {
@@ -67,11 +68,11 @@
     }
 
     public Http2TestServer(String serverName, boolean secure, int port) throws Exception {
-        this(serverName, secure, port, getDefaultExecutor(), 50, null);
+        this(serverName, secure, port, getDefaultExecutor(), 50, null, null);
     }
 
     public Http2TestServer(boolean secure, int port) throws Exception {
-        this(null, secure, port, getDefaultExecutor(), 50, null);
+        this(null, secure, port, getDefaultExecutor(), 50, null, null);
     }
 
     public InetSocketAddress getAddress() {
@@ -85,19 +86,19 @@
 
     public Http2TestServer(boolean secure,
                            SSLContext context) throws Exception {
-        this(null, secure, 0, null, 50, context);
+        this(null, secure, 0, null, 50, null, context);
     }
 
     public Http2TestServer(String serverName, boolean secure,
                            SSLContext context) throws Exception {
-        this(serverName, secure, 0, null, 50, context);
+        this(serverName, secure, 0, null, 50, null, context);
     }
 
     public Http2TestServer(boolean secure,
                            int port,
                            ExecutorService exec,
                            SSLContext context) throws Exception {
-        this(null, secure, port, exec, 50, context);
+        this(null, secure, port, exec, 50, null, context);
     }
 
     public Http2TestServer(String serverName,
@@ -107,7 +108,7 @@
                            SSLContext context)
         throws Exception
     {
-        this(serverName, secure, port, exec, 50, context);
+        this(serverName, secure, port, exec, 50, null, context);
     }
 
     /**
@@ -120,6 +121,7 @@
      * @param port listen port
      * @param exec executor service (cached thread pool is used if null)
      * @param backlog the server socket backlog
+     * @param properties additional configuration properties
      * @param context the SSLContext used when secure is true
      */
     public Http2TestServer(String serverName,
@@ -127,6 +129,7 @@
                            int port,
                            ExecutorService exec,
                            int backlog,
+                           Properties properties,
                            SSLContext context)
         throws Exception
     {
@@ -140,6 +143,7 @@
         this.exec = exec == null ? getDefaultExecutor() : exec;
         this.handlers = Collections.synchronizedMap(new HashMap<>());
         this.sslContext = context;
+        this.properties = properties;
         this.connections = new HashMap<>();
     }
 
@@ -264,7 +268,6 @@
                             socket.close();
                         }
                         System.err.println("TestServer: start exception: " + e);
-                        //throw e;
                     }
                 }
             } catch (SecurityException se) {
@@ -285,7 +288,7 @@
                                                          Socket socket,
                                                          Http2TestExchangeSupplier exchangeSupplier)
             throws IOException {
-        return new Http2TestServerConnection(http2TestServer, socket, exchangeSupplier);
+        return new Http2TestServerConnection(http2TestServer, socket, exchangeSupplier, properties);
     }
 
     @Override