# CreateRouteServerPeer
<a name="API_CreateRouteServerPeer"></a>

Creates a new BGP peer for a specified route server endpoint.

A route server peer is a session between a route server endpoint and the device deployed in Amazon (such as a firewall appliance or other network security function running on an EC2 instance). The device must meet these requirements:
+ Have an elastic network interface in the VPC
+ Support BGP (Border Gateway Protocol)
+ Can initiate BGP sessions

For more information see [Dynamic routing in your VPC with VPC Route Server](https://docs.amazonaws.cn/vpc/latest/userguide/dynamic-routing-route-server.html) in the *Amazon VPC User Guide*.

## Request Parameters
<a name="API_CreateRouteServerPeer_RequestParameters"></a>

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see [Common Query Parameters](CommonParameters.md).

 **BgpOptions**   
The BGP options for the peer, including ASN (Autonomous System Number) and BFD (Bidrectional Forwarding Detection) settings.  
Type: [RouteServerBgpOptionsRequest](API_RouteServerBgpOptionsRequest.md) object  
Required: Yes

 **DryRun**   
A check for whether you have the required permissions for the action without actually making the request and provides an error response. If you have the required permissions, the error response is `DryRunOperation`. Otherwise, it is `UnauthorizedOperation`.  
Type: Boolean  
Required: No

 **PeerAddress**   
The IPv4 address of the peer device.  
Type: String  
Required: Yes

 **RouteServerEndpointId**   
The ID of the route server endpoint for which to create a peer.  
Type: String  
Required: Yes

 **TagSpecification.N**   
The tags to apply to the route server peer during creation.  
Type: Array of [TagSpecification](API_TagSpecification.md) objects  
Required: No

## Response Elements
<a name="API_CreateRouteServerPeer_ResponseElements"></a>

The following elements are returned by the service.

 **requestId**   
The ID of the request.  
Type: String

 **routeServerPeer**   
Information about the created route server peer.  
Type: [RouteServerPeer](API_RouteServerPeer.md) object

## Errors
<a name="API_CreateRouteServerPeer_Errors"></a>

For information about the errors that are common to all actions, see [Common client error codes](errors-overview.md#CommonErrors).

## See Also
<a name="API_CreateRouteServerPeer_SeeAlso"></a>

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/ec2-2016-11-15/CreateRouteServerPeer) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/ec2-2016-11-15/CreateRouteServerPeer)