diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/EventHub.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/EventHub.json
index ff43617d3d09..a61419e0a5db 100644
--- a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/EventHub.json
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/EventHub.json
@@ -160,7 +160,7 @@
         "description": "Lists the available Namespaces within a resource group.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -200,10 +200,10 @@
         "description": "Creates or updates a namespace. Once created, this namespace's resource manifest is immutable. This operation is idempotent.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "name": "parameters",
@@ -260,10 +260,10 @@
         "description": "Deletes an existing namespace. This operation also removes all associated resources under the namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -302,10 +302,10 @@
         "description": "Gets the description of the specified namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -346,10 +346,10 @@
         "description": "Creates or updates a namespace. Once created, this namespace's resource manifest is immutable. This operation is idempotent.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "name": "parameters",
@@ -404,10 +404,10 @@
         "description": "Gets messaging plan for specified namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -444,10 +444,10 @@
         "description": "Gets a list of authorization rules for a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -487,13 +487,13 @@
         "description": "Creates or updates an AuthorizationRule for a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "name": "parameters",
@@ -537,13 +537,13 @@
         "description": "Deletes an AuthorizationRule for a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -578,13 +578,13 @@
         "description": "Gets an AuthorizationRule for a Namespace by rule name.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -621,13 +621,13 @@
         "description": "Gets the primary and secondary connection strings for the Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -664,13 +664,13 @@
         "description": "Regenerates the primary or secondary connection strings for the specified Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "name": "parameters",
@@ -722,10 +722,10 @@
             "$ref": "#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "name": "parameters",
@@ -765,10 +765,10 @@
         "description": "Gets all Alias(Disaster Recovery configurations)",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -808,13 +808,13 @@
         "description": "Creates or updates a new Alias(Disaster Recovery configuration)",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "name": "parameters",
@@ -861,13 +861,13 @@
         "description": "Deletes an Alias(Disaster Recovery configuration)",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -899,13 +899,13 @@
         "description": "Retrieves Alias(Disaster Recovery configuration) for primary or secondary namespace",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -942,13 +942,13 @@
         "description": "This operation disables the Disaster Recovery and stops replicating changes from primary to secondary namespaces",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -982,13 +982,13 @@
         "description": "envokes GEO DR failover and reconfigure the alias to point to the secondary namespace",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1022,13 +1022,13 @@
         "description": "Gets a list of authorization rules for a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1068,16 +1068,16 @@
         "description": "Gets an AuthorizationRule for a Namespace by rule name.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1114,16 +1114,16 @@
         "description": "Gets the primary and secondary connection strings for the Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/aliasNameParameter"
+            "$ref": "#/parameters/AliasNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1160,10 +1160,10 @@
         "description": "Gets all the Event Hubs in a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1209,13 +1209,13 @@
         "description": "Creates or updates a new Event Hub as a nested resource within a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
             "name": "parameters",
@@ -1259,13 +1259,13 @@
         "description": "Deletes an Event Hub from the specified Namespace and resource group.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1300,13 +1300,13 @@
         "description": "Gets an Event Hubs description for the specified Event Hub.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1343,13 +1343,13 @@
         "description": "Gets the authorization rules for an Event Hub.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1389,16 +1389,16 @@
         "description": "Creates or updates an AuthorizationRule for the specified Event Hub.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "name": "parameters",
@@ -1442,16 +1442,16 @@
         "description": "Gets an AuthorizationRule for an Event Hub by rule name.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1486,16 +1486,16 @@
         "description": "Deletes an Event Hub AuthorizationRule.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1532,16 +1532,16 @@
         "description": "Gets the ACS and SAS connection strings for the Event Hub.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1578,16 +1578,16 @@
         "description": "Regenerates the ACS and SAS connection strings for the Event Hub.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/authorizationRuleNameParameter"
+            "$ref": "#/parameters/AuthorizationRuleNameParameter"
           },
           {
             "name": "parameters",
@@ -1633,16 +1633,16 @@
         "description": "Creates or updates an Event Hubs consumer group as a nested resource within a Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/consumerGroupNameParameter"
+            "$ref": "#/parameters/ConsumerGroupNameParameter"
           },
           {
             "name": "parameters",
@@ -1686,16 +1686,16 @@
         "description": "Deletes a consumer group from the specified Event Hub and resource group.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/consumerGroupNameParameter"
+            "$ref": "#/parameters/ConsumerGroupNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1730,16 +1730,16 @@
         "description": "Gets a description for the specified consumer group.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
-            "$ref": "#/parameters/consumerGroupNameParameter"
+            "$ref": "#/parameters/ConsumerGroupNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1776,13 +1776,13 @@
         "description": "Gets all the consumer groups in a Namespace. An empty feed is returned if no consumer group exists in the Namespace.",
         "parameters": [
           {
-            "$ref": "#/parameters/resourceGroupNameParameter"
+            "$ref": "#/parameters/ResourceGroupNameParameter"
           },
           {
-            "$ref": "#/parameters/namespaceNameParameter"
+            "$ref": "#/parameters/NamespaceNameParameter"
           },
           {
-            "$ref": "#/parameters/eventHubNameParameter"
+            "$ref": "#/parameters/EventHubNameParameter"
           },
           {
             "$ref": "#/parameters/ApiVersionParameter"
@@ -1835,7 +1835,7 @@
             "$ref": "#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/skuNameParameter"
+            "$ref": "#/parameters/SkuNameParameter"
           }
         ],
         "responses": {
@@ -1856,6 +1856,376 @@
           "nextLinkName": "nextLink"
         }
       }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/ipfilterrules": {
+      "get": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_ListIPFilterRules",
+        "x-ms-examples": {
+          "ListIpFilterRules": {
+            "$ref": "./examples/NameSpaces/IPFilterRule/EHNameSpaceIPFilterRuleListAll.json"
+          }
+        },
+        "description": "Gets a list of IP Filter rules for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace IpFilterRule successfully returned.",
+            "schema": {
+              "$ref": "#/definitions/IpFilterRuleListResult"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/ipfilterrules/{ipFilterRuleName}": {
+      "put": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_CreateOrUpdateIpFilterRule",
+        "x-ms-examples": {
+          "NameSpaceIpFilterRuleCreate": {
+            "$ref": "./examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleCreateorUpdate.json"
+          }
+        },
+        "description": "Creates or updates an IpFilterRule for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/IPFilterRuleNameParameter"
+          },
+          {
+            "name": "parameters",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/IpFilterRule"
+            },
+            "description": "The Namespace IpFilterRule."
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace IpFilterRule created",
+            "schema": {
+              "$ref": "#/definitions/IpFilterRule"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      },
+      "delete": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_DeleteIpFilterRule",
+        "x-ms-examples": {
+          "NameSpaceIpFilterRuleDelete": {
+            "$ref": "./examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleDelete.json"
+          }
+        },
+        "description": "Deletes an IpFilterRule for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/IPFilterRuleNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "204": {
+            "description": "No content."
+          },
+          "200": {
+            "description": "Namespace IpFilterRule successfully deleted."
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      },
+      "get": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_GetIpFilterRule",
+        "x-ms-examples": {
+          "NameSpaceIpFilterRuleGet": {
+            "$ref": "./examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleGet.json"
+          }
+        },
+        "description": "Gets an IpFilterRule for a Namespace by rule name.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/IPFilterRuleNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace IpFilterRule returned successfully.",
+            "schema": {
+              "$ref": "#/definitions/IpFilterRule"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/virtualnetworkrules": {
+      "get": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_ListVirtualNetworkRules",
+        "x-ms-examples": {
+          "ListIpFilterRules": {
+            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleListAll.json"
+          }
+        },
+        "description": "Gets a list of VirtualNetwork rules for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace VirtualNetworkRule successfully returned.",
+            "schema": {
+              "$ref": "#/definitions/VirtualNetworkRuleListResult"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/virtualnetworkrules/{virtualNetworkRuleName}": {
+      "put": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_CreateOrUpdateVirtualNetworkRule",
+        "x-ms-examples": {
+          "NameSpaceVirtualNetworkRuleCreate": {
+            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleCreateorUpdate.json"
+          }
+        },
+        "description": "Creates or updates an VirtualNetworkRule for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/VirtualNetworkRuleNameParameter"
+          },
+          {
+            "name": "parameters",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/VirtualNetworkRule"
+            },
+            "description": "The Namespace VirtualNetworkRule."
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace VirtualNetworkRule created",
+            "schema": {
+              "$ref": "#/definitions/VirtualNetworkRule"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      },
+      "delete": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_DeleteVirtualNetworkRule",
+        "x-ms-examples": {
+          "NameSpaceVirtualNetworkRuleDelete": {
+            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleDelete.json"
+          }
+        },
+        "description": "Deletes an VirtualNetworkRule for a Namespace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/VirtualNetworkRuleNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "204": {
+            "description": "No content."
+          },
+          "200": {
+            "description": "Namespace VirtualNetworkRule successfully deleted."
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      },
+      "get": {
+        "tags": [
+          "Namespaces"
+        ],
+        "operationId": "Namespaces_GetVirtualNetworkRule",
+        "x-ms-examples": {
+          "NameSpaceVirtualNetworkRuleGet": {
+            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleGet.json"
+          }
+        },
+        "description": "Gets an VirtualNetworkRule for a Namespace by rule name.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/NamespaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/VirtualNetworkRuleNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Namespace VirtualNetworkRule returned successfully.",
+            "schema": {
+              "$ref": "#/definitions/VirtualNetworkRule"
+            }
+          },
+          "default": {
+            "description": "Eventhub error response describing why the operation failed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          }
+        }
+      }
     }
   },
   "definitions": {
@@ -1972,6 +2342,10 @@
               "maximum": 20,
               "minimum": 0,
               "description": "Upper limit of throughput units when AutoInflate is enabled, vaule should be within 0 to 20 throughput units. ( '0' if AutoInflateEnabled = true)"
+            },
+            "kafkaEnabled": {
+              "type": "boolean",
+              "description": "Value that indicates whether Kafka is enabled for eventhub namespace."
             }
           },
           "description": "Namespace properties supplied for create namespace operation."
@@ -2604,6 +2978,94 @@
         }
       ],
       "description": "Messaging Plan for the namespace"
+    },
+    "IpFilterRule": {
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "properties": {
+            "ipMask": {
+              "type": "string",
+              "description": "IP Mask"
+            },
+            "action": {
+              "type": "string",
+              "description": "The IP Filter Action",
+              "enum": [
+                "Accept",
+                "Reject"
+              ],
+              "x-ms-enum": {
+                "name": "IPAction",
+                "modelAsString": true
+              }
+            },
+            "filterName": {
+              "type": "string",
+              "description": "IP Filter name"
+            }
+          },
+          "description": "Properties supplied to create or update IpFilterRules"
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ],
+      "description": "Single item in a List or Get IpFilterRules operation"
+    },
+    "IpFilterRuleListResult": {
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/IpFilterRule"
+          },
+          "description": "Result of the List IpFilter Rules operation."
+        },
+        "nextLink": {
+          "type": "string",
+          "description": "Link to the next set of results. Not empty if Value contains an incomplete list of IpFilter Rules"
+        }
+      },
+      "description": "The response from the List namespace operation."
+    },
+    "VirtualNetworkRule": {
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "properties": {
+            "virtualNetworkSubnetId": {
+              "type": "string",
+              "description": "ARM ID of Virtual Network Subnet"
+            }
+          },
+          "description": "Properties supplied to create or update VirtualNetworkRules"
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "#/definitions/Resource"
+        }
+      ],
+      "description": "Single item in a List or Get VirtualNetworkRules operation"
+    },
+    "VirtualNetworkRuleListResult": {
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/VirtualNetworkRule"
+          },
+          "description": "Result of the List VirtualNetwork Rules operation."
+        },
+        "nextLink": {
+          "type": "string",
+          "description": "Link to the next set of results. Not empty if Value contains an incomplete list of VirtualNetwork Rules"
+        }
+      },
+      "description": "The response from the List namespace operation."
     }
   },
   "parameters": {
@@ -2621,7 +3083,7 @@
       "type": "string",
       "description": "Client API Version."
     },
-    "resourceGroupNameParameter": {
+    "ResourceGroupNameParameter": {
       "name": "resourceGroupName",
       "in": "path",
       "required": true,
@@ -2631,7 +3093,7 @@
       "x-ms-parameter-location": "method",
       "description": "Name of the resource group within the azure subscription."
     },
-    "namespaceNameParameter": {
+    "NamespaceNameParameter": {
       "name": "namespaceName",
       "in": "path",
       "required": true,
@@ -2641,7 +3103,7 @@
       "x-ms-parameter-location": "method",
       "description": "The Namespace name"
     },
-    "authorizationRuleNameParameter": {
+    "AuthorizationRuleNameParameter": {
       "name": "authorizationRuleName",
       "in": "path",
       "required": true,
@@ -2650,7 +3112,7 @@
       "x-ms-parameter-location": "method",
       "description": "The authorization rule name."
     },
-    "eventHubNameParameter": {
+    "EventHubNameParameter": {
       "name": "eventHubName",
       "in": "path",
       "required": true,
@@ -2659,7 +3121,7 @@
       "x-ms-parameter-location": "method",
       "description": "The Event Hub name"
     },
-    "aliasNameParameter": {
+    "AliasNameParameter": {
       "name": "alias",
       "in": "path",
       "required": true,
@@ -2669,7 +3131,7 @@
       "x-ms-parameter-location": "method",
       "description": "The Disaster Recovery configuration name"
     },
-    "consumerGroupNameParameter": {
+    "ConsumerGroupNameParameter": {
       "name": "consumerGroupName",
       "in": "path",
       "required": true,
@@ -2679,7 +3141,7 @@
       "x-ms-parameter-location": "method",
       "description": "The consumer group name"
     },
-    "skuNameParameter": {
+    "SkuNameParameter": {
       "name": "sku",
       "in": "path",
       "required": true,
@@ -2708,6 +3170,24 @@
       "minimum": 1,
       "maximum": 1000,
       "x-ms-parameter-location": "method"
+    },
+    "IPFilterRuleNameParameter": {
+      "name": "ipFilterRuleName",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "minLength": 1,
+      "x-ms-parameter-location": "method",
+      "description": "The IP Filter Rule name."
+    },
+    "VirtualNetworkRuleNameParameter": {
+      "name": "virtualNetworkRuleName",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "minLength": 1,
+      "x-ms-parameter-location": "method",
+      "description": "The Virtual Network Rule name."
     }
   }
 }
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIPFilterRuleListAll.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIPFilterRuleListAll.json
new file mode 100644
index 000000000000..58f7d161de90
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIPFilterRuleListAll.json
@@ -0,0 +1,26 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-5232",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-5232/ipfilterrules/sdk-IPFilterRules-7337",
+            "name": "sdk-IPFilterRules-7337",
+            "type": "Microsoft.EventHub/Namespaces/IpFilterRules",
+            "properties": {
+              "ipMask": "13.78.143.246/32",
+              "action": "Accept",
+              "filterName": "sdk-IPFilterRules-7337"
+            }
+          }
+        ]
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleCreateorUpdate.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleCreateorUpdate.json
new file mode 100644
index 000000000000..0021793cc4ad
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleCreateorUpdate.json
@@ -0,0 +1,30 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-5232",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "ipFilterRuleName": "sdk-IPFilterRules-7337",
+    "parameters": {
+      "properties": {
+        "ipMask": "13.78.143.246/32",
+        "action": "Accept",
+        "filterName": "sdk-IPFilterRules-7337"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-5232/ipfilterrules/sdk-IPFilterRules-7337",
+        "name": "sdk-IPFilterRules-7337",
+        "type": "Microsoft.EventHub/Namespaces/IpFilterRules",
+        "properties": {
+          "ipMask": "13.78.143.246/32",
+          "action": "Accept",
+          "filterName": "sdk-IPFilterRules-7337"
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleDelete.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleDelete.json
new file mode 100644
index 000000000000..4b921fa62918
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleDelete.json
@@ -0,0 +1,13 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-5232",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "ipFilterRuleName": "sdk-IPFilterRules-7337"
+  },
+  "responses": {
+    "200": { },
+	"204": { }
+  }
+}
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleGet.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleGet.json
new file mode 100644
index 000000000000..30970870562b
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleGet.json
@@ -0,0 +1,23 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-5232",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "ipFilterRuleName": "sdk-IPFilterRules-7337"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-5232/ipfilterrules/sdk-IPFilterRules-7337",
+        "name": "sdk-IPFilterRules-7337",
+        "type": "Microsoft.EventHub/Namespaces/IpFilterRules",
+        "properties": {
+          "ipMask": "13.78.143.246/32",
+          "action": "Accept",
+          "filterName": "sdk-IPFilterRules-7337"
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleUpdate.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleUpdate.json
new file mode 100644
index 000000000000..b7a5a6803a03
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/IPFilterRule/EHNameSpaceIpFilterRuleUpdate.json
@@ -0,0 +1,30 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-5849",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+	"ipFilterRuleName": "sdk-IPFilterRules-7337",
+    "parameters": {
+      "properties": {
+        "ipMask": "13.78.143.246/32",
+        "action": "Accept",
+        "filterName": "sdk-IPFilterRules-7337"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/e2f361f0-3b27-4503-a9cc-21cfba380093/resourceGroups/Default-NotificationHubs-AustraliaEast/providers/Microsoft.EventHub/namespaces/sdk-Namespace-5232/ipfilterrules/sdk-IPFilterRules-7337",
+        "name": "sdk-IPFilterRules-7337",
+        "type": "Microsoft.EventHub/Namespaces/IpFilterRules",
+        "properties": {
+          "ipMask": "13.78.143.246/32",
+          "action": "Accept",
+          "filterName": "sdk-IPFilterRules-7337"
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleCreateorUpdate.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleCreateorUpdate.json
new file mode 100644
index 000000000000..75d21c9265a5
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleCreateorUpdate.json
@@ -0,0 +1,26 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-6019",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "virtualNetworkRuleName": "sdk-VirtualNetworkRules-9191",
+    "parameters": {
+      "properties": {
+        "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/sbehvnettest/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-6019/virtualnetworkrules/sdk-VirtualNetworkRules-9191",
+        "name": "sdk-VirtualNetworkRules-9191",
+        "type": "Microsoft.EventHub/Namespaces/VirtualNetworkRules",
+        "properties": {
+          "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleDelete.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleDelete.json
new file mode 100644
index 000000000000..bd3dd401c8d3
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleDelete.json
@@ -0,0 +1,13 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-6019",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "virtualNetworkRuleName": "sdk-VirtualNetworkRules-9191"
+  },
+  "responses": {
+    "200": { },
+	"204": { }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleGet.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleGet.json
new file mode 100644
index 000000000000..6c05fa0cf72f
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleGet.json
@@ -0,0 +1,21 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-6019",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "virtualNetworkRuleName": "sdk-VirtualNetworkRules-9191"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-6019/virtualnetworkrules/sdk-VirtualNetworkRules-9191",
+        "name": "sdk-VirtualNetworkRules-9191",
+        "type": "Microsoft.EventHub/Namespaces/VirtualNetworkRules",
+        "properties": {
+          "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleListAll.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleListAll.json
new file mode 100644
index 000000000000..d5ba67e22ce3
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleListAll.json
@@ -0,0 +1,24 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-6019",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-6019/virtualnetworkrules/sdk-VirtualNetworkRules-9191",
+            "name": "sdk-VirtualNetworkRules-9191",
+            "type": "Microsoft.EventHub/Namespaces/VirtualNetworkRules",
+            "properties": {
+              "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+            }
+          }
+        ]
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleupdate.json b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleupdate.json
new file mode 100644
index 000000000000..2bf72dee2cf0
--- /dev/null
+++ b/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/examples/NameSpaces/VirtualNetworkRule/EHNameSpaceVirtualNetworkRuleupdate.json
@@ -0,0 +1,26 @@
+{
+  "parameters": {
+    "namespaceName": "sdk-Namespace-6019",
+    "resourceGroupName": "ResourceGroup",
+    "api-version": "2017-04-01",
+    "subscriptionId": "Subscription",
+    "virtualNetworkRuleName": "sdk-VirtualNetworkRules-9191",
+    "parameters": {
+      "properties": {
+        "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/sbehvnettest/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.EventHub/namespaces/sdk-Namespace-6019/virtualnetworkrules/sdk-VirtualNetworkRules-9191",
+        "name": "sdk-VirtualNetworkRules-9191",
+        "type": "Microsoft.EventHub/Namespaces/VirtualNetworkRules",
+        "properties": {
+          "virtualNetworkSubnetId": "/subscriptions/Subscription/resourceGroups/ResourceGroup/providers/Microsoft.Network/virtualNetworks/sbehvnettest/subnets/default"
+        }
+      }
+    }
+  }
+}
\ No newline at end of file