X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=replicate%2Fmdsal-replicate-netty%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fmdsal%2Freplicate%2Fnetty%2FConstants.java;h=8041640ebce19d8ab7c136a11c21c208455a5b3d;hb=3dea95b1c0e3f6c1b241b936f90b11a736f1c2f2;hp=e7f42eb19c1a2c31acd322f0dee6fd5401d891e8;hpb=bc96b8f75abdca0f7569af99238ba95391666301;p=mdsal.git

diff --git a/replicate/mdsal-replicate-netty/src/main/java/org/opendaylight/mdsal/replicate/netty/Constants.java b/replicate/mdsal-replicate-netty/src/main/java/org/opendaylight/mdsal/replicate/netty/Constants.java
index e7f42eb19c..8041640ebc 100644
--- a/replicate/mdsal-replicate-netty/src/main/java/org/opendaylight/mdsal/replicate/netty/Constants.java
+++ b/replicate/mdsal-replicate-netty/src/main/java/org/opendaylight/mdsal/replicate/netty/Constants.java
@@ -36,6 +36,10 @@ final class Constants {
      * Verify the connection is alive.
      */
     static final int MSG_PING           = 5;
+    /**
+     * Verify the connection is alive.
+     */
+    static final int MSG_PONG           = 6;
 
     /**
      * Length of the length field in each transmitted frame.
@@ -54,6 +58,9 @@ final class Constants {
     static final ByteBuf PING = Unpooled.unreleasableBuffer(
         Unpooled.wrappedBuffer(new byte[] { MSG_PING }));
 
+    static final ByteBuf PONG = Unpooled.unreleasableBuffer(
+        Unpooled.wrappedBuffer(new byte[] { MSG_PONG }));
+
     private Constants() {
         // Hidden on purpose
     }