CreateSagExpressConnectInterface - Smart Access Gateway - Alibaba Cloud Documentation Center

Creates a subinterface for an Express Connect circuit.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- For mandatory resource types, indicate with a prefix of * .
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
smartag:CreateSagExpressConnectInterface	create	All Resources ``	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The ID of the region where the Smart Access Gateway (SAG) instance is deployed.	cn-shanghai
SmartAGId	string	Yes	The ID of the SAG instance.	sag-whfn****
SmartAGSn	string	Yes	The serial number of the SAG device associated with the SAG instance.	sag32a30****
PortName	string	Yes	The name of the Express Connect port.	5
Vlan	string	Yes	The VLAN ID of the subinterface. Value: 0 to 4094. Note If the VLAN ID is 0, this port is a physical port and does not support VLAN subinterfaces. If the VLAN ID is 1 to 4094, this port supports VLAN subinterfaces based on the Layer 3 protocols. You can create a maximum of 5 VLAN subinterfaces.	10
IP	string	Yes	The IP address.	192.XX.XX.1
Mask	string	Yes	The subnet mask of the IP address.	255.255.255.252

Response parameters

Parameter	Type	Description	Example
	object
RequestId	string	The ID of the request.	AFF7E5A6-6897-4FDC-A5A8-1978B5B3E545

Examples

Sample success responses

JSONformat

{
  "RequestId": "AFF7E5A6-6897-4FDC-A5A8-1978B5B3E545"
}

Error codes

HTTP status code	Error code	Error message	Description
400	Sag.EccVlanOverLimit	The maximum number of VLANs that can be created for the device is exceeded.	-
400	Sag.EccVlanExist	The specified VLAN already exists.	The specified VLAN already exists.
400	Sag.EccVlanDefault	When VLAN 0 exists, other VLANs cannot be created.	If a physical port of the device is used to connect to an Express Connect circuit, you cannot create a VLAN.

For a list of error codes, visit the Service error codes.