--- a/rt3/step4/show_ipv6_route.ref
+++ b/rt3/step5/show_ipv6_route.ref
@@ -14,10 +14,34 @@
           "afi":"ipv6",
           "interfaceName":"eth-sw1",
           "active":true,
+          "backupIndex":[
+            0,
+            1
+          ],
           "labels":[
             3
           ]
         }
+      ],
+      "backupNexthops":[
+        {
+          "afi":"ipv6",
+          "interfaceName":"eth-rt5-1",
+          "active":true,
+          "labels":[
+            16041,
+            16011
+          ]
+        },
+        {
+          "afi":"ipv6",
+          "interfaceName":"eth-rt5-2",
+          "active":true,
+          "labels":[
+            16041,
+            16011
+          ]
+        }
       ]
     }
   ],
@@ -36,10 +60,34 @@
           "afi":"ipv6",
           "interfaceName":"eth-sw1",
           "active":true,
+          "backupIndex":[
+            0,
+            1
+          ],
           "labels":[
             3
           ]
         }
+      ],
+      "backupNexthops":[
+        {
+          "afi":"ipv6",
+          "interfaceName":"eth-rt5-1",
+          "active":true,
+          "labels":[
+            16041,
+            16021
+          ]
+        },
+        {
+          "afi":"ipv6",
+          "interfaceName":"eth-rt5-2",
+          "active":true,
+          "labels":[
+            16041,
+            16021
+          ]
+        }
       ]
     }
   ],
@@ -57,19 +105,28 @@
           "fib":true,
           "afi":"ipv6",
           "interfaceName":"eth-rt5-1",
-          "active":true
+          "active":true,
+          "labels":[
+            16041
+          ]
         },
         {
           "fib":true,
           "afi":"ipv6",
           "interfaceName":"eth-sw1",
-          "active":true
+          "active":true,
+          "labels":[
+            16041
+          ]
         },
         {
           "fib":true,
           "afi":"ipv6",
           "interfaceName":"eth-rt5-2",
-          "active":true
+          "active":true,
+          "labels":[
+            16041
+          ]
         }
       ]
     }
@@ -89,6 +146,9 @@
           "afi":"ipv6",
           "interfaceName":"eth-rt5-1",
           "active":true,
+          "backupIndex":[
+            0
+          ],
           "labels":[
             3
           ]
@@ -98,10 +158,24 @@
           "afi":"ipv6",
           "interfaceName":"eth-rt5-2",
           "active":true,
+          "backupIndex":[
+            0
+          ],
           "labels":[
             3
           ]
         }
+      ],
+      "backupNexthops":[
+        {
+          "afi":"ipv6",
+          "interfaceName":"eth-sw1",
+          "active":true,
+          "labels":[
+            16041,
+            16051
+          ]
+        }
       ]
     }
   ],