An enhanced telephony call waiting feature and apparatus is provided wherein identifying information related to a third party wishing to converse with a first party already communicating with a second party is provided to the first party during a mute condition in a manner that minimizes the time period of the mute condition. According to one embodiment of the invention, the multi-port memory device has N number of memory ports, and is capable of performing any combination of N number of readwrite operations during a single cycle of an externally generated core clock signal, without the need of any other externally generated clocking signals. The route selection information is generated on behalf of a device that is unable to communicate with the network device to use the route information to select an interface for communication of content. The plug assembly also includes at least one shape memory alloy device coupled to the plug and a support structure.