diff --git a/sdk/apimanagement/Microsoft.Azure.Management.ApiManagement/src/Generated/Models/AuthenticationSettingsContract.cs b/sdk/apimanagement/Microsoft.Azure.Management.ApiManagement/src/Generated/Models/AuthenticationSettingsContract.cs
index aa3ea27a617fe..e9d4c3dd13f04 100644
--- a/sdk/apimanagement/Microsoft.Azure.Management.ApiManagement/src/Generated/Models/AuthenticationSettingsContract.cs
+++ b/sdk/apimanagement/Microsoft.Azure.Management.ApiManagement/src/Generated/Models/AuthenticationSettingsContract.cs
@@ -33,15 +33,10 @@ public AuthenticationSettingsContract()
         /// </summary>
         /// <param name="oAuth2">OAuth2 Authentication settings</param>
         /// <param name="openid">OpenID Connect Authentication Settings</param>
-        /// <param name="subscriptionKeyRequired">Specifies whether
-        /// subscription key is required during call to this API, true - API is
-        /// included into closed products only, false - API is included into
-        /// open products alone, null - there is a mix of products.</param>
-        public AuthenticationSettingsContract(OAuth2AuthenticationSettingsContract oAuth2 = default(OAuth2AuthenticationSettingsContract), OpenIdAuthenticationSettingsContract openid = default(OpenIdAuthenticationSettingsContract), bool? subscriptionKeyRequired = default(bool?))
+        public AuthenticationSettingsContract(OAuth2AuthenticationSettingsContract oAuth2 = default(OAuth2AuthenticationSettingsContract), OpenIdAuthenticationSettingsContract openid = default(OpenIdAuthenticationSettingsContract))
         {
             OAuth2 = oAuth2;
             Openid = openid;
-            SubscriptionKeyRequired = subscriptionKeyRequired;
             CustomInit();
         }
 
@@ -62,14 +57,5 @@ public AuthenticationSettingsContract()
         [JsonProperty(PropertyName = "openid")]
         public OpenIdAuthenticationSettingsContract Openid { get; set; }
 
-        /// <summary>
-        /// Gets or sets specifies whether subscription key is required during
-        /// call to this API, true - API is included into closed products only,
-        /// false - API is included into open products alone, null - there is a
-        /// mix of products.
-        /// </summary>
-        [JsonProperty(PropertyName = "subscriptionKeyRequired")]
-        public bool? SubscriptionKeyRequired { get; set; }
-
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/INamespacesOperations.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/INamespacesOperations.cs
index 29a4a7d572bc4..796c5382204ea 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/INamespacesOperations.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/INamespacesOperations.cs
@@ -454,6 +454,31 @@ public partial interface INamespacesOperations
         /// </exception>
         Task<AzureOperationResponse<NetworkRuleSet>> GetNetworkRuleSetWithHttpMessagesAsync(string resourceGroupName, string namespaceName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
+        /// Gets list of NetworkRuleSet for a Namespace.
+        /// </summary>
+        /// <param name='resourceGroupName'>
+        /// Name of the Resource group within the Azure subscription.
+        /// </param>
+        /// <param name='namespaceName'>
+        /// The namespace name
+        /// </param>
+        /// <param name='customHeaders'>
+        /// The headers that will be added to request.
+        /// </param>
+        /// <param name='cancellationToken'>
+        /// The cancellation token.
+        /// </param>
+        /// <exception cref="ErrorResponseException">
+        /// Thrown when the operation returned an invalid status code
+        /// </exception>
+        /// <exception cref="Microsoft.Rest.SerializationException">
+        /// Thrown when unable to deserialize the response
+        /// </exception>
+        /// <exception cref="Microsoft.Rest.ValidationException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        Task<AzureOperationResponse<IPage<NetworkRuleSet>>> ListNetworkRuleSetsWithHttpMessagesAsync(string resourceGroupName, string namespaceName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
+        /// <summary>
         /// Creates or updates a service namespace. Once created, this
         /// namespace's resource manifest is immutable. This operation is
         /// idempotent.
@@ -578,5 +603,27 @@ public partial interface INamespacesOperations
         /// Thrown when a required parameter is null
         /// </exception>
         Task<AzureOperationResponse<IPage<SBAuthorizationRule>>> ListAuthorizationRulesNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
+        /// <summary>
+        /// Gets list of NetworkRuleSet for a Namespace.
+        /// </summary>
+        /// <param name='nextPageLink'>
+        /// The NextLink from the previous successful call to List operation.
+        /// </param>
+        /// <param name='customHeaders'>
+        /// The headers that will be added to request.
+        /// </param>
+        /// <param name='cancellationToken'>
+        /// The cancellation token.
+        /// </param>
+        /// <exception cref="ErrorResponseException">
+        /// Thrown when the operation returned an invalid status code
+        /// </exception>
+        /// <exception cref="Microsoft.Rest.SerializationException">
+        /// Thrown when unable to deserialize the response
+        /// </exception>
+        /// <exception cref="Microsoft.Rest.ValidationException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        Task<AzureOperationResponse<IPage<NetworkRuleSet>>> ListNetworkRuleSetsNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/Rule.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/Rule.cs
index bc710c0eae42b..7cfe24bb11328 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/Rule.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/Rule.cs
@@ -87,5 +87,18 @@ public Rule()
         [JsonProperty(PropertyName = "properties.correlationFilter")]
         public CorrelationFilter CorrelationFilter { get; set; }
 
+        /// <summary>
+        /// Validate the object.
+        /// </summary>
+        /// <exception cref="ValidationException">
+        /// Thrown if validation fails
+        /// </exception>
+        public virtual void Validate()
+        {
+            if (SqlFilter != null)
+            {
+                SqlFilter.Validate();
+            }
+        }
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/SqlFilter.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/SqlFilter.cs
index eb1bbf03609ab..f21026875bad0 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/SqlFilter.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/Models/SqlFilter.cs
@@ -10,6 +10,7 @@
 
 namespace Microsoft.Azure.Management.ServiceBus.Models
 {
+    using Microsoft.Rest;
     using Newtonsoft.Json;
     using System.Linq;
 
@@ -57,11 +58,11 @@ public SqlFilter()
         public string SqlExpression { get; set; }
 
         /// <summary>
-        /// Gets this property is reserved for future use. An integer value
-        /// showing the compatibility level, currently hard-coded to 20.
+        /// Gets or sets this property is reserved for future use. An integer
+        /// value showing the compatibility level, currently hard-coded to 20.
         /// </summary>
         [JsonProperty(PropertyName = "compatibilityLevel")]
-        public int? CompatibilityLevel { get; private set; }
+        public int? CompatibilityLevel { get; set; }
 
         /// <summary>
         /// Gets or sets value that indicates whether the rule action requires
@@ -70,5 +71,22 @@ public SqlFilter()
         [JsonProperty(PropertyName = "requiresPreprocessing")]
         public bool? RequiresPreprocessing { get; set; }
 
+        /// <summary>
+        /// Validate the object.
+        /// </summary>
+        /// <exception cref="ValidationException">
+        /// Thrown if validation fails
+        /// </exception>
+        public virtual void Validate()
+        {
+            if (CompatibilityLevel > 20)
+            {
+                throw new ValidationException(ValidationRules.InclusiveMaximum, "CompatibilityLevel", 20);
+            }
+            if (CompatibilityLevel < 20)
+            {
+                throw new ValidationException(ValidationRules.InclusiveMinimum, "CompatibilityLevel", 20);
+            }
+        }
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperations.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperations.cs
index 3b8e4f25b6f22..dce1f03b4ac2b 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperations.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperations.cs
@@ -3170,6 +3170,219 @@ internal NamespacesOperations(ServiceBusManagementClient client)
             return _result;
         }
 
+        /// <summary>
+        /// Gets list of NetworkRuleSet for a Namespace.
+        /// </summary>
+        /// <param name='resourceGroupName'>
+        /// Name of the Resource group within the Azure subscription.
+        /// </param>
+        /// <param name='namespaceName'>
+        /// The namespace name
+        /// </param>
+        /// <param name='customHeaders'>
+        /// Headers that will be added to request.
+        /// </param>
+        /// <param name='cancellationToken'>
+        /// The cancellation token.
+        /// </param>
+        /// <exception cref="ErrorResponseException">
+        /// Thrown when the operation returned an invalid status code
+        /// </exception>
+        /// <exception cref="SerializationException">
+        /// Thrown when unable to deserialize the response
+        /// </exception>
+        /// <exception cref="ValidationException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        /// <exception cref="System.ArgumentNullException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        /// <return>
+        /// A response object containing the response body and response headers.
+        /// </return>
+        public async Task<AzureOperationResponse<IPage<NetworkRuleSet>>> ListNetworkRuleSetsWithHttpMessagesAsync(string resourceGroupName, string namespaceName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            if (resourceGroupName == null)
+            {
+                throw new ValidationException(ValidationRules.CannotBeNull, "resourceGroupName");
+            }
+            if (resourceGroupName != null)
+            {
+                if (resourceGroupName.Length > 90)
+                {
+                    throw new ValidationException(ValidationRules.MaxLength, "resourceGroupName", 90);
+                }
+                if (resourceGroupName.Length < 1)
+                {
+                    throw new ValidationException(ValidationRules.MinLength, "resourceGroupName", 1);
+                }
+            }
+            if (namespaceName == null)
+            {
+                throw new ValidationException(ValidationRules.CannotBeNull, "namespaceName");
+            }
+            if (namespaceName != null)
+            {
+                if (namespaceName.Length > 50)
+                {
+                    throw new ValidationException(ValidationRules.MaxLength, "namespaceName", 50);
+                }
+                if (namespaceName.Length < 6)
+                {
+                    throw new ValidationException(ValidationRules.MinLength, "namespaceName", 6);
+                }
+            }
+            if (Client.ApiVersion == null)
+            {
+                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.ApiVersion");
+            }
+            if (Client.SubscriptionId == null)
+            {
+                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
+            }
+            // Tracing
+            bool _shouldTrace = ServiceClientTracing.IsEnabled;
+            string _invocationId = null;
+            if (_shouldTrace)
+            {
+                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
+                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
+                tracingParameters.Add("resourceGroupName", resourceGroupName);
+                tracingParameters.Add("namespaceName", namespaceName);
+                tracingParameters.Add("cancellationToken", cancellationToken);
+                ServiceClientTracing.Enter(_invocationId, this, "ListNetworkRuleSets", tracingParameters);
+            }
+            // Construct URL
+            var _baseUrl = Client.BaseUri.AbsoluteUri;
+            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ServiceBus/namespaces/{namespaceName}/networkRuleSets").ToString();
+            _url = _url.Replace("{resourceGroupName}", System.Uri.EscapeDataString(resourceGroupName));
+            _url = _url.Replace("{namespaceName}", System.Uri.EscapeDataString(namespaceName));
+            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
+            List<string> _queryParameters = new List<string>();
+            if (Client.ApiVersion != null)
+            {
+                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(Client.ApiVersion)));
+            }
+            if (_queryParameters.Count > 0)
+            {
+                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
+            }
+            // Create HTTP transport objects
+            var _httpRequest = new HttpRequestMessage();
+            HttpResponseMessage _httpResponse = null;
+            _httpRequest.Method = new HttpMethod("GET");
+            _httpRequest.RequestUri = new System.Uri(_url);
+            // Set Headers
+            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
+            {
+                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
+            }
+            if (Client.AcceptLanguage != null)
+            {
+                if (_httpRequest.Headers.Contains("accept-language"))
+                {
+                    _httpRequest.Headers.Remove("accept-language");
+                }
+                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
+            }
+
+
+            if (customHeaders != null)
+            {
+                foreach(var _header in customHeaders)
+                {
+                    if (_httpRequest.Headers.Contains(_header.Key))
+                    {
+                        _httpRequest.Headers.Remove(_header.Key);
+                    }
+                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
+                }
+            }
+
+            // Serialize Request
+            string _requestContent = null;
+            // Set Credentials
+            if (Client.Credentials != null)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
+            }
+            // Send Request
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
+            }
+            cancellationToken.ThrowIfCancellationRequested();
+            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
+            }
+            HttpStatusCode _statusCode = _httpResponse.StatusCode;
+            cancellationToken.ThrowIfCancellationRequested();
+            string _responseContent = null;
+            if ((int)_statusCode != 200)
+            {
+                var ex = new ErrorResponseException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
+                try
+                {
+                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
+                    ErrorResponse _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<ErrorResponse>(_responseContent, Client.DeserializationSettings);
+                    if (_errorBody != null)
+                    {
+                        ex.Body = _errorBody;
+                    }
+                }
+                catch (JsonException)
+                {
+                    // Ignore the exception
+                }
+                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
+                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
+                if (_shouldTrace)
+                {
+                    ServiceClientTracing.Error(_invocationId, ex);
+                }
+                _httpRequest.Dispose();
+                if (_httpResponse != null)
+                {
+                    _httpResponse.Dispose();
+                }
+                throw ex;
+            }
+            // Create Result
+            var _result = new AzureOperationResponse<IPage<NetworkRuleSet>>();
+            _result.Request = _httpRequest;
+            _result.Response = _httpResponse;
+            if (_httpResponse.Headers.Contains("x-ms-request-id"))
+            {
+                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
+            }
+            // Deserialize Response
+            if ((int)_statusCode == 200)
+            {
+                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
+                try
+                {
+                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<NetworkRuleSet>>(_responseContent, Client.DeserializationSettings);
+                }
+                catch (JsonException ex)
+                {
+                    _httpRequest.Dispose();
+                    if (_httpResponse != null)
+                    {
+                        _httpResponse.Dispose();
+                    }
+                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
+                }
+            }
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.Exit(_invocationId, _result);
+            }
+            return _result;
+        }
+
         /// <summary>
         /// Creates or updates a service namespace. Once created, this namespace's
         /// resource manifest is immutable. This operation is idempotent.
@@ -4112,5 +4325,173 @@ internal NamespacesOperations(ServiceBusManagementClient client)
             return _result;
         }
 
+        /// <summary>
+        /// Gets list of NetworkRuleSet for a Namespace.
+        /// </summary>
+        /// <param name='nextPageLink'>
+        /// The NextLink from the previous successful call to List operation.
+        /// </param>
+        /// <param name='customHeaders'>
+        /// Headers that will be added to request.
+        /// </param>
+        /// <param name='cancellationToken'>
+        /// The cancellation token.
+        /// </param>
+        /// <exception cref="ErrorResponseException">
+        /// Thrown when the operation returned an invalid status code
+        /// </exception>
+        /// <exception cref="SerializationException">
+        /// Thrown when unable to deserialize the response
+        /// </exception>
+        /// <exception cref="ValidationException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        /// <exception cref="System.ArgumentNullException">
+        /// Thrown when a required parameter is null
+        /// </exception>
+        /// <return>
+        /// A response object containing the response body and response headers.
+        /// </return>
+        public async Task<AzureOperationResponse<IPage<NetworkRuleSet>>> ListNetworkRuleSetsNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
+        {
+            if (nextPageLink == null)
+            {
+                throw new ValidationException(ValidationRules.CannotBeNull, "nextPageLink");
+            }
+            // Tracing
+            bool _shouldTrace = ServiceClientTracing.IsEnabled;
+            string _invocationId = null;
+            if (_shouldTrace)
+            {
+                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
+                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
+                tracingParameters.Add("nextPageLink", nextPageLink);
+                tracingParameters.Add("cancellationToken", cancellationToken);
+                ServiceClientTracing.Enter(_invocationId, this, "ListNetworkRuleSetsNext", tracingParameters);
+            }
+            // Construct URL
+            string _url = "{nextLink}";
+            _url = _url.Replace("{nextLink}", nextPageLink);
+            List<string> _queryParameters = new List<string>();
+            if (_queryParameters.Count > 0)
+            {
+                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
+            }
+            // Create HTTP transport objects
+            var _httpRequest = new HttpRequestMessage();
+            HttpResponseMessage _httpResponse = null;
+            _httpRequest.Method = new HttpMethod("GET");
+            _httpRequest.RequestUri = new System.Uri(_url);
+            // Set Headers
+            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
+            {
+                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
+            }
+            if (Client.AcceptLanguage != null)
+            {
+                if (_httpRequest.Headers.Contains("accept-language"))
+                {
+                    _httpRequest.Headers.Remove("accept-language");
+                }
+                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
+            }
+
+
+            if (customHeaders != null)
+            {
+                foreach(var _header in customHeaders)
+                {
+                    if (_httpRequest.Headers.Contains(_header.Key))
+                    {
+                        _httpRequest.Headers.Remove(_header.Key);
+                    }
+                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
+                }
+            }
+
+            // Serialize Request
+            string _requestContent = null;
+            // Set Credentials
+            if (Client.Credentials != null)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
+            }
+            // Send Request
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
+            }
+            cancellationToken.ThrowIfCancellationRequested();
+            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
+            }
+            HttpStatusCode _statusCode = _httpResponse.StatusCode;
+            cancellationToken.ThrowIfCancellationRequested();
+            string _responseContent = null;
+            if ((int)_statusCode != 200)
+            {
+                var ex = new ErrorResponseException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
+                try
+                {
+                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
+                    ErrorResponse _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<ErrorResponse>(_responseContent, Client.DeserializationSettings);
+                    if (_errorBody != null)
+                    {
+                        ex.Body = _errorBody;
+                    }
+                }
+                catch (JsonException)
+                {
+                    // Ignore the exception
+                }
+                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
+                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
+                if (_shouldTrace)
+                {
+                    ServiceClientTracing.Error(_invocationId, ex);
+                }
+                _httpRequest.Dispose();
+                if (_httpResponse != null)
+                {
+                    _httpResponse.Dispose();
+                }
+                throw ex;
+            }
+            // Create Result
+            var _result = new AzureOperationResponse<IPage<NetworkRuleSet>>();
+            _result.Request = _httpRequest;
+            _result.Response = _httpResponse;
+            if (_httpResponse.Headers.Contains("x-ms-request-id"))
+            {
+                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
+            }
+            // Deserialize Response
+            if ((int)_statusCode == 200)
+            {
+                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
+                try
+                {
+                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<NetworkRuleSet>>(_responseContent, Client.DeserializationSettings);
+                }
+                catch (JsonException ex)
+                {
+                    _httpRequest.Dispose();
+                    if (_httpResponse != null)
+                    {
+                        _httpResponse.Dispose();
+                    }
+                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
+                }
+            }
+            if (_shouldTrace)
+            {
+                ServiceClientTracing.Exit(_invocationId, _result);
+            }
+            return _result;
+        }
+
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperationsExtensions.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperationsExtensions.cs
index be74f0e08a73c..e1f14089154bd 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperationsExtensions.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/NamespacesOperationsExtensions.cs
@@ -724,6 +724,46 @@ public static NetworkRuleSet GetNetworkRuleSet(this INamespacesOperations operat
                 }
             }
 
+            /// <summary>
+            /// Gets list of NetworkRuleSet for a Namespace.
+            /// </summary>
+            /// <param name='operations'>
+            /// The operations group for this extension method.
+            /// </param>
+            /// <param name='resourceGroupName'>
+            /// Name of the Resource group within the Azure subscription.
+            /// </param>
+            /// <param name='namespaceName'>
+            /// The namespace name
+            /// </param>
+            public static IPage<NetworkRuleSet> ListNetworkRuleSets(this INamespacesOperations operations, string resourceGroupName, string namespaceName)
+            {
+                return operations.ListNetworkRuleSetsAsync(resourceGroupName, namespaceName).GetAwaiter().GetResult();
+            }
+
+            /// <summary>
+            /// Gets list of NetworkRuleSet for a Namespace.
+            /// </summary>
+            /// <param name='operations'>
+            /// The operations group for this extension method.
+            /// </param>
+            /// <param name='resourceGroupName'>
+            /// Name of the Resource group within the Azure subscription.
+            /// </param>
+            /// <param name='namespaceName'>
+            /// The namespace name
+            /// </param>
+            /// <param name='cancellationToken'>
+            /// The cancellation token.
+            /// </param>
+            public static async Task<IPage<NetworkRuleSet>> ListNetworkRuleSetsAsync(this INamespacesOperations operations, string resourceGroupName, string namespaceName, CancellationToken cancellationToken = default(CancellationToken))
+            {
+                using (var _result = await operations.ListNetworkRuleSetsWithHttpMessagesAsync(resourceGroupName, namespaceName, null, cancellationToken).ConfigureAwait(false))
+                {
+                    return _result.Body;
+                }
+            }
+
             /// <summary>
             /// Creates or updates a service namespace. Once created, this namespace's
             /// resource manifest is immutable. This operation is idempotent.
@@ -925,5 +965,39 @@ public static IPage<SBAuthorizationRule> ListAuthorizationRulesNext(this INamesp
                 }
             }
 
+            /// <summary>
+            /// Gets list of NetworkRuleSet for a Namespace.
+            /// </summary>
+            /// <param name='operations'>
+            /// The operations group for this extension method.
+            /// </param>
+            /// <param name='nextPageLink'>
+            /// The NextLink from the previous successful call to List operation.
+            /// </param>
+            public static IPage<NetworkRuleSet> ListNetworkRuleSetsNext(this INamespacesOperations operations, string nextPageLink)
+            {
+                return operations.ListNetworkRuleSetsNextAsync(nextPageLink).GetAwaiter().GetResult();
+            }
+
+            /// <summary>
+            /// Gets list of NetworkRuleSet for a Namespace.
+            /// </summary>
+            /// <param name='operations'>
+            /// The operations group for this extension method.
+            /// </param>
+            /// <param name='nextPageLink'>
+            /// The NextLink from the previous successful call to List operation.
+            /// </param>
+            /// <param name='cancellationToken'>
+            /// The cancellation token.
+            /// </param>
+            public static async Task<IPage<NetworkRuleSet>> ListNetworkRuleSetsNextAsync(this INamespacesOperations operations, string nextPageLink, CancellationToken cancellationToken = default(CancellationToken))
+            {
+                using (var _result = await operations.ListNetworkRuleSetsNextWithHttpMessagesAsync(nextPageLink, null, cancellationToken).ConfigureAwait(false))
+                {
+                    return _result.Body;
+                }
+            }
+
     }
 }
diff --git a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/RulesOperations.cs b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/RulesOperations.cs
index f162eb0c40242..05a5b053c266d 100644
--- a/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/RulesOperations.cs
+++ b/sdk/servicebus/Microsoft.Azure.Management.ServiceBus/src/Generated/RulesOperations.cs
@@ -454,6 +454,10 @@ internal RulesOperations(ServiceBusManagementClient client)
             {
                 throw new ValidationException(ValidationRules.CannotBeNull, "parameters");
             }
+            if (parameters != null)
+            {
+                parameters.Validate();
+            }
             if (Client.ApiVersion == null)
             {
                 throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.ApiVersion");