diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 11a3f42d00..382255da0c 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -142,6 +142,11 @@ Release 2.4.0 - UNRELEASED
     YARN-1665. Simplify the configuration of RM HA by having better default
     values. (Xuan Gong via vinodkv)
 
+    YARN-1660. Simplified the RM HA configuration to accept and be able to simply
+    depend just on configuration properties of the form
+    yarn.resourcemanager.hostname.RMID and use the default ports for all service
+    addresses. (Xuan Gong via vinodkv)
+
   OPTIMIZATIONS
 
   BUG FIXES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/HAUtil.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/HAUtil.java
index ec2c64b5c2..b5a0b1a207 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/HAUtil.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/HAUtil.java
@@ -101,20 +101,7 @@ private static void verifyAndSetRMHAIdsList(Configuration conf) {
     for (String id: ids) {
       // verify the RM service addresses configurations for every RMIds
       for (String prefix : YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS) {
-        String confKey = null;
-        try {
-          confKey = addSuffix(prefix, id);
-          if (conf.getTrimmed(confKey) == null) {
-            throwBadConfigurationException(getNeedToSetValueMessage(confKey));
-          }
-        } catch (IllegalArgumentException iae) {
-          String errmsg = iae.getMessage();
-          if (confKey == null) {
-            // Error at addSuffix
-            errmsg = getInvalidValueMessage(YarnConfiguration.RM_HA_ID, id);
-          }
-          throwBadConfigurationException(errmsg);
-        }
+        checkAndSetRMRPCAddress(prefix, id, conf);
       }
       setValue.append(id);
       setValue.append(",");
@@ -249,9 +236,13 @@ static String getRMHAIdsWarningMessage(String ids) {
   @InterfaceAudience.Private
   @VisibleForTesting
   static String getConfKeyForRMInstance(String prefix, Configuration conf) {
-    return YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS.contains(prefix)
-        ? addSuffix(prefix, getRMHAId(conf))
-        : prefix;
+    if (!YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS.contains(prefix)) {
+      return prefix;
+    } else {
+      String RMId = getRMHAId(conf);
+      checkAndSetRMRPCAddress(prefix, RMId, conf);
+      return addSuffix(prefix, RMId);
+    }
   }
 
   public static String getConfValueForRMInstance(String prefix,
@@ -284,4 +275,30 @@ public static String addSuffix(String key, String suffix) {
     }
     return key + "." + suffix;
   }
+
+  private static void checkAndSetRMRPCAddress(String prefix, String RMId,
+      Configuration conf) {
+    String rpcAddressConfKey = null;
+    try {
+      rpcAddressConfKey = addSuffix(prefix, RMId);
+      if (conf.getTrimmed(rpcAddressConfKey) == null) {
+        String hostNameConfKey = addSuffix(YarnConfiguration.RM_HOSTNAME, RMId);
+        String confVal = conf.getTrimmed(hostNameConfKey);
+        if (confVal == null) {
+          throwBadConfigurationException(getNeedToSetValueMessage(
+              hostNameConfKey + " or " + addSuffix(prefix, RMId)));
+        } else {
+          conf.set(addSuffix(prefix, RMId), confVal + ":"
+              + YarnConfiguration.getRMDefaultPortNumber(prefix));
+        }
+      }
+    } catch (IllegalArgumentException iae) {
+      String errmsg = iae.getMessage();
+      if (rpcAddressConfKey == null) {
+        // Error at addSuffix
+        errmsg = getInvalidValueMessage(YarnConfiguration.RM_HA_ID, RMId);
+      }
+      throwBadConfigurationException(errmsg);
+    }
+  }
 }
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
index b8b891f1e6..269809dda3 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
@@ -23,6 +23,7 @@
 import java.util.Collections;
 import java.util.List;
 
+import org.apache.hadoop.HadoopIllegalArgumentException;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceAudience.Public;
 import org.apache.hadoop.classification.InterfaceStability;
@@ -108,6 +109,8 @@ public class YarnConfiguration extends Configuration {
 
   public static final String RM_CLUSTER_ID = RM_PREFIX + "cluster-id";
 
+  public static final String RM_HOSTNAME = RM_PREFIX + "hostname";
+
   /** The address of the applications manager interface in the RM.*/
   public static final String RM_ADDRESS = 
     RM_PREFIX + "address";
@@ -1139,4 +1142,27 @@ public InetSocketAddress updateConnectAddr(String name,
     }
     return super.updateConnectAddr(prefix, addr);
   }
+
+  @Private
+  public static int getRMDefaultPortNumber(String addressPrefix) {
+    if (addressPrefix.equals(YarnConfiguration.RM_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_PORT;
+    } else if (addressPrefix.equals(YarnConfiguration.RM_SCHEDULER_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_SCHEDULER_PORT;
+    } else if (addressPrefix.equals(YarnConfiguration.RM_WEBAPP_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_WEBAPP_PORT;
+    } else if (addressPrefix.equals(YarnConfiguration.RM_WEBAPP_HTTPS_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_WEBAPP_HTTPS_PORT;
+    } else if (addressPrefix
+        .equals(YarnConfiguration.RM_RESOURCE_TRACKER_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_RESOURCE_TRACKER_PORT;
+    } else if (addressPrefix.equals(YarnConfiguration.RM_ADMIN_ADDRESS)) {
+      return YarnConfiguration.DEFAULT_RM_ADMIN_PORT;
+    } else {
+      throw new HadoopIllegalArgumentException(
+          "Invalid RM RPC address Prefix: " + addressPrefix
+              + ". The valid value should be one of "
+              + YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS);
+    }
+  }
 }
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/conf/TestHAUtil.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/conf/TestHAUtil.java
index 1908b6b75e..891b434262 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/conf/TestHAUtil.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/conf/TestHAUtil.java
@@ -159,8 +159,9 @@ public void testVerifyAndSetConfiguration() throws Exception {
       String confKey =
         HAUtil.addSuffix(YarnConfiguration.RM_ADDRESS, RM1_NODE_ID);
       assertEquals("YarnRuntimeException by Configuration#set()",
-        HAUtil.BAD_CONFIG_MESSAGE_PREFIX + HAUtil.getNeedToSetValueMessage(confKey),
-        e.getMessage());
+        HAUtil.BAD_CONFIG_MESSAGE_PREFIX + HAUtil.getNeedToSetValueMessage(
+            HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME, RM1_NODE_ID)
+            + " or " + confKey), e.getMessage());
     }
 
     // simulate the case YarnConfiguration.RM_HA_IDS doesn't contain
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHA.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHA.java
index 9bb6464206..3c9f92a621 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHA.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHA.java
@@ -31,6 +31,7 @@
 import org.apache.hadoop.yarn.conf.HAUtil;
 import org.apache.hadoop.yarn.event.Dispatcher;
 import org.apache.hadoop.yarn.event.EventHandler;
+import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -314,6 +315,57 @@ public void testHAIDLookup() {
     }
   }
 
+  @Test
+  public void testHAWithRMHostName() {
+    //test if both RM_HOSTBANE_{rm_id} and RM_RPCADDRESS_{rm_id} are set
+    //We should only read rpc addresses from RM_RPCADDRESS_{rm_id} configuration
+    configuration.set(HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME,
+        RM1_NODE_ID), "1.1.1.1");
+    configuration.set(HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME,
+        RM2_NODE_ID), "0.0.0.0");
+    configuration.set(HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME,
+        RM3_NODE_ID), "2.2.2.2");
+    try {
+      Configuration conf = new YarnConfiguration(configuration);
+      rm = new MockRM(conf);
+      rm.init(conf);
+      for (String confKey : YarnConfiguration.RM_SERVICES_ADDRESS_CONF_KEYS) {
+        assertEquals("RPC address not set for " + confKey,
+            RM1_ADDRESS, conf.get(HAUtil.addSuffix(confKey, RM1_NODE_ID)));
+        assertEquals("RPC address not set for " + confKey,
+            RM2_ADDRESS, conf.get(HAUtil.addSuffix(confKey, RM2_NODE_ID)));
+        assertEquals("RPC address not set for " + confKey,
+            RM3_ADDRESS, conf.get(HAUtil.addSuffix(confKey, RM3_NODE_ID)));
+      }
+    } catch (YarnRuntimeException e) {
+      fail("Should not throw any exceptions.");
+    }
+
+    //test if only RM_HOSTBANE_{rm_id} is set
+    configuration.clear();
+    configuration.setBoolean(YarnConfiguration.RM_HA_ENABLED, true);
+    configuration.set(YarnConfiguration.RM_HA_IDS, RM1_NODE_ID + ","
+        + RM2_NODE_ID);
+    configuration.set(HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME,
+        RM1_NODE_ID), "1.1.1.1");
+    configuration.set(HAUtil.addSuffix(YarnConfiguration.RM_HOSTNAME,
+        RM2_NODE_ID), "0.0.0.0");
+    try {
+      Configuration conf = new YarnConfiguration(configuration);
+      rm = new MockRM(conf);
+      rm.init(conf);
+      assertEquals("RPC address not set for " + YarnConfiguration.RM_ADDRESS,
+          "1.1.1.1:8032",
+          conf.get(HAUtil.addSuffix(YarnConfiguration.RM_ADDRESS, RM1_NODE_ID)));
+      assertEquals("RPC address not set for " + YarnConfiguration.RM_ADDRESS,
+          "0.0.0.0:8032",
+          conf.get(HAUtil.addSuffix(YarnConfiguration.RM_ADDRESS, RM2_NODE_ID)));
+
+    } catch (YarnRuntimeException e) {
+      fail("Should not throw any exceptions.");
+    }
+  }
+
   @SuppressWarnings("rawtypes")
   class MyCountingDispatcher extends AbstractService implements Dispatcher {