diff --git a/CHANGES.txt b/CHANGES.txt
index fe658651cfb..29f2d0899d0 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -219,6 +219,8 @@ New Features
 
 52. SOLR-769: Added support for clustering in contrib/clustering.  See http://wiki.apache.org/solr/ClusteringComponent for more info.  (gsingers, Stanislaw Osinski)
 
+53. SOLR-1175: disable/enable replication on master side. added two commands 'enableReplication' and 'disableReplication'
+
 Optimizations
 ----------------------
  1. SOLR-374: Use IndexReader.reopen to save resources by re-using parts of the
diff --git a/src/java/org/apache/solr/handler/ReplicationHandler.java b/src/java/org/apache/solr/handler/ReplicationHandler.java
index 82de402c491..578ab6e64fa 100644
--- a/src/java/org/apache/solr/handler/ReplicationHandler.java
+++ b/src/java/org/apache/solr/handler/ReplicationHandler.java
@@ -44,6 +44,7 @@ import java.nio.channels.FileChannel;
 import java.text.NumberFormat;
 import java.util.*;
 import java.util.concurrent.locks.ReentrantLock;
+import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.zip.Adler32;
 import java.util.zip.Checksum;
 import java.util.zip.DeflaterOutputStream;
@@ -93,7 +94,9 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
 
   private volatile IndexCommit indexCommitPoint;
 
-  volatile NamedList snapShootDetails; 
+  volatile NamedList snapShootDetails;
+
+  private AtomicBoolean replicationEnabled = new AtomicBoolean(true);
 
   public void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp) throws Exception {
     rsp.setHttpCaching(false);
@@ -105,9 +108,13 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
     }
     // This command does not give the current index version of the master
     // It gives the current 'replicateable' index version
-    if (command.equals(CMD_INDEX_VERSION)) {
+    if(CMD_ENABLE_REPL.equalsIgnoreCase(command)){
+      replicationEnabled.set(true);
+    } else if(CMD_DISABLE_REPL.equalsIgnoreCase(command)){
+      replicationEnabled.set(false);
+    } else if (command.equals(CMD_INDEX_VERSION)) {
       IndexCommit commitPoint = indexCommitPoint;  // make a copy so it won't change
-      if (commitPoint != null) {
+      if (commitPoint != null && replicationEnabled.get()) {
         rsp.add(CMD_INDEX_VERSION, commitPoint.getVersion());
         rsp.add(GENERATION, commitPoint.getGeneration());
       } else {
@@ -950,6 +957,10 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
 
   public static final String CMD_DISABLE_POLL = "disablepoll";
 
+  public static final String CMD_DISABLE_REPL = "disablereplication";
+
+  public static final String CMD_ENABLE_REPL = "enablereplication";
+
   public static final String CMD_ENABLE_POLL = "enablepoll";
 
   public static final String CMD_INDEX_VERSION = "indexversion";