scope:

This service definition is compliant with the UPnP Device Architecture version 1.0 This service-type encapsulates physical and link layer properties that are specific to a cable connection used for Internet access. These properties are specific to a cable interface but are common across the different instances of WANIPConnection service. Please see the Deployment Scenario section for more detail. The service is OPTIONAL if there is a cable modem WAN interface in the Internet Gateway. It is specified in urn:schemas-upnp-org:device:WANConnectionDevice in urn:schemas-upnp-org:device:WANDevice under the root device urn:schemas-upnp-org:device:InternetGatewayDevice. The WANDevice also provides a WANCommonInterfaceConfig service that encapsulates Internet access properties common to a WAN Interface.