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Express Connect:AddBgpNetwork

Last Updated:Jun 19, 2026

Invokes AddBgpNetwork to advertise a Border Gateway Protocol (BGP) network.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

vpc:AddBgpNetwork

get

*VirtualBorderRouter

acs:vpc:{#regionId}:{#accountId}:virtualborderrouter/{#VirtualBorderRouterId}

None None

Request parameters

Parameter

Type

Required

Description

Example

RegionId

string

Yes

The region where the VBR group resides.

You can call the DescribeRegions operation to query the region ID.

cn-shanghai

DstCidrBlock

string

Yes

The CIDR block of the VPC or vSwitch that needs to be interconnected with the on-premises data center.

10.10.XX.XX/32

VpcId

string

No

The ID of the VPC.

vpc-bp1qpo0kug3a2*****

RouterId

string

Yes

The ID of the vRouter associated with the router interface.

vrt-2zeo3xzyf38r4u******

ClientToken

string

No

The client token that is used to ensure the idempotence of the request.

Generate a parameter value from your client to ensure uniqueness across different requests. ClientToken supports only ASCII characters.

Note

If you do not specify this parameter, the system uses the RequestId of the API request as the ClientToken. The RequestId of each API request may be different.

123e4567-e89b-12d3-a456-426655440000

Response elements

Element

Type

Description

Example

object

The request ID.

RequestId

string

The request ID.

9C7FA9D6-72E0-48A9-A9C3-2DA8569CD5EB

Examples

Success response

JSON format

{
  "RequestId": "9C7FA9D6-72E0-48A9-A9C3-2DA8569CD5EB"
}

Error codes

HTTP status code

Error code

Error message

Description

400 QuotaExceeded.Bgp bgp peer count per vbr quota exceed. The number of BGP peers in the VBR has reached the upper limit.
400 QuotaExceeded.Nqa nqa count per vbr quota exceed.
400 QuotaExceeded.BgpNetwork bgp network count per vbr quota exceed.
400 InvalidPeerIpAddress multi pconn peer ip can not be null.
400 InvalidVbrNetwork vbr netowrk not exists
400 InvalidBgpGroup bgp group not exists
400 InvalidBgpName.Malformed Specified Bgp Group name is not valid.
400 InvalidBgpDiscription.Malformed Specified Bgp Group description is not valid.
400 InvalidBgpAuthkey.Malformed Specified Bgp Group authkey is not valid.
400 InvalidIP.Malformed Ip malformed.
400 InvalidPeerAsn.Malformed invalid peer asn cannot equals aliyun asn:45104
400 InvalidParams.NotNull parameter must not null.
400 InvalidParams.NotFound instance not found
400 InvalidParams.AlreadyExists bgp network already exists The BGP network already exists.
400 InvalidStatus.CannotOperate invalid status cannot operate
400 InvalidParams.PeerIpAddressMustPointOut vbr has 0 or more than 1 subif ,point out peerIpAddress. You must set the PeerIpAddress parameter.
400 InvalidParams.PeerIpAddressInUse peer ip address in use ,cannot create bgp peer. The peer IP address is being used. Therefore, you cannot use it to create a BGP peer.
400 Duplicated.CidrBlock bgp network cidr already exists.
400 InvalidIP.IpInSnatPool Multi ip in snat pool cannot remove ip from bandwidth package.
400 InvalidDestCidrBlock.Malformed Specified dstCidrBlock is not valid.
400 IllegalParam.ConflictWithDClass DClass IP can not support.
400 OperationFailed.PconnTrafficNotEnable The operation is failed because of PconnTrafficNotEnable. Billing for outbound data transfer is disabled.
400 OperationFailed.NoActiveRouterInterface there's not active routerInterface,cannot add bgp network.
400 IllegalParamFormat.DstCidrBlock The format of the specified destination CIDR block is invalid. The error message returned because the format of the destination CIDR block is invalid.
400 IllegalParam.IpVersion The parameter of IpVersion is illegal.
400 IllegalParam.ipVersion The IP version does not match. The operation failed because the IP version does not match.
404 InvalidRegionId.NotFound The specified RegionId does not exist in our records.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.