vNIC

Operation	Description
AssignNetworkInterfaceIpv4	Assigns the private IPv4 to the vNIC.
AssignNetworkInterfaceIpv6	Assigns the IPv6 to the vNIC.
AttachNetworkInterface	Attaches the vNIC to the instance.
BatchAssignNetworkInterfaceIpv4	Batch assigns the private IPv4 addresses to the vNIC.
CreateNetworkInterface	Creates an elastic vNIC.
DeleteNetworkInterface	Deletes an elastic vNIC.
DescribeNetworkInterfaceRegions	Obtains the information of regions supporting the sale of vNIC.
DescribeNetworkInterfaces	Queries the information of one or more specified vNICs.
DetachNetworkInterface	Detaches the vNIC from the instance.
InquiryPricePublicIpv6	Queries the price of data transfer or bandwidth for the public IPv6.
ModifyNetworkInterfacesAttribute	Modifies the attributes of the vNIC.
UnassignNetworkInterfaceIpv4	Unassigns the private IPv4 from the vNIC.