A method of maintaining a communication service is disclosed. The method comprises providing a communication path from a customer premises equipment (CPE) in a customer network to a port of a router located in a communication service provider network, wherein the port is allocated to the CPE, and wherein the customer network is different from the communication service provider network. The method also comprises determining a connectivity of the communication path from the CPE to the port of the router and determining an interface status of the port located on the router. The method also comprises determining a quality of service (QoS) of the communication path from the CPE to the port located on the router. Determining the connectivity and QoS of the communication path and determining the interface status of the port are initiated from the CPE.