feat(client-ec2): AWS Site-to-Site VPN now supports IPv6 addresses on outer tunnel IPs, making it easier for customers to build or transition to IPv6-only networks.

awstools · awstools · commit af240bd17f5c · 2025-07-02T18:11:24.000Z
diff --git a/clients/client-ec2/src/models/models_1.ts b/clients/client-ec2/src/models/models_1.ts
@@ -3312,11 +3312,10 @@ export interface CreateCustomerGatewayRequest {
   DeviceName?: string | undefined;
 
   /**
-   * <p>IPv4 address for the customer gateway device's outside interface. The address must be
+   * <p>The IP address for the customer gateway device's outside interface. The address must be
    *             static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to
    *                 <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If
-   *                 <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a
-   *             public IPv4 address. </p>
+   *                 <code>OutsideIpAddressType</code> is set to <code>Ipv6</code>, you can use an IPv6 address. </p>
    * @public
    */
   IpAddress?: string | undefined;
@@ -3393,7 +3392,8 @@ export interface CustomerGateway {
 
   /**
    * <p>
-   *             IPv4 address for the customer gateway device's outside interface. The address must be static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a public IPv4 address.
+   *             The IP address for the customer gateway device's outside interface. The address must be static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If
+   *             <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a public IPv4 address. If <code>OutsideIpAddressType</code> is set to <code>Ipv6</code>, you can use a public IPv6 address.
    *         </p>
    * @public
    */
diff --git a/clients/client-ec2/src/models/models_3.ts b/clients/client-ec2/src/models/models_3.ts
@@ -1071,8 +1071,8 @@ export interface VpnConnectionOptionsSpecification {
   RemoteIpv6NetworkCidr?: string | undefined;
 
   /**
-   * <p>The type of IPv4 address assigned to the outside interface of the customer gateway device.</p>
-   *          <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>
+   * <p>The type of IP address assigned to the outside interface of the customer gateway device.</p>
+   *          <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>  | <code>Ipv6</code>
    *          </p>
    *          <p>Default: <code>PublicIpv4</code>
    *          </p>
@@ -1482,7 +1482,7 @@ export interface VpnConnectionOptions {
 
   /**
    * <p>The type of IPv4 address assigned to the outside interface of the customer gateway.</p>
-   *          <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>
+   *          <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code> | <code>Ipv6</code>
    *          </p>
    *          <p>Default: <code>PublicIpv4</code>
    *          </p>
diff --git a/codegen/sdk-codegen/aws-models/ec2.json b/codegen/sdk-codegen/aws-models/ec2.json
@@ -16349,7 +16349,7 @@
         "IpAddress": {
           "target": "com.amazonaws.ec2#String",
           "traits": {
-            "smithy.api#documentation": "<p>IPv4 address for the customer gateway device's outside interface. The address must be\n            static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to\n                <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If\n                <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a\n            public IPv4 address. </p>"
+            "smithy.api#documentation": "<p>The IP address for the customer gateway device's outside interface. The address must be\n            static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to\n                <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If\n                <code>OutsideIpAddressType</code> is set to <code>Ipv6</code>, you can use an IPv6 address. </p>"
           }
         },
         "BgpAsnExtended": {
@@ -24511,7 +24511,7 @@
           "target": "com.amazonaws.ec2#String",
           "traits": {
             "aws.protocols#ec2QueryName": "IpAddress",
-            "smithy.api#documentation": "<p>\n            IPv4 address for the customer gateway device's outside interface. The address must be static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a public IPv4 address.\n        </p>",
+            "smithy.api#documentation": "<p>\n            The IP address for the customer gateway device's outside interface. The address must be static. If <code>OutsideIpAddressType</code> in your VPN connection options is set to <code>PrivateIpv4</code>, you can use an RFC6598 or RFC1918 private IPv4 address. If \n            <code>OutsideIpAddressType</code> is set to <code>PublicIpv4</code>, you can use a public IPv4 address. If <code>OutsideIpAddressType</code> is set to <code>Ipv6</code>, you can use a public IPv6 address.\n        </p>",
             "smithy.api#xmlName": "ipAddress"
           }
         },
@@ -119784,7 +119784,7 @@
           "target": "com.amazonaws.ec2#String",
           "traits": {
             "aws.protocols#ec2QueryName": "OutsideIpAddressType",
-            "smithy.api#documentation": "<p>The type of IPv4 address assigned to the outside interface of the customer gateway.</p>\n         <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>\n         </p>\n         <p>Default: <code>PublicIpv4</code>\n         </p>",
+            "smithy.api#documentation": "<p>The type of IPv4 address assigned to the outside interface of the customer gateway.</p>\n         <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code> | <code>Ipv6</code>\n         </p>\n         <p>Default: <code>PublicIpv4</code>\n         </p>",
             "smithy.api#xmlName": "outsideIpAddressType"
           }
         },
@@ -119865,7 +119865,7 @@
         "OutsideIpAddressType": {
           "target": "com.amazonaws.ec2#String",
           "traits": {
-            "smithy.api#documentation": "<p>The type of IPv4 address assigned to the outside interface of the customer gateway device.</p>\n         <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>\n         </p>\n         <p>Default: <code>PublicIpv4</code>\n         </p>"
+            "smithy.api#documentation": "<p>The type of IP address assigned to the outside interface of the customer gateway device.</p>\n         <p>Valid values: <code>PrivateIpv4</code> | <code>PublicIpv4</code>  | <code>Ipv6</code>\n         </p>\n         <p>Default: <code>PublicIpv4</code>\n         </p>"
           }
         },
         "TransportTransitGatewayAttachmentId": {
