CreateSagExpressConnectInterface - Smart Access Gateway - Alibaba Cloud Documentation Center

Creates a subinterface for an Express Connect circuit.

Debugging

There is currently no authorization information disclosed in the API.

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

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

Sample success responses

JSONformat

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

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.