A pressure maintenance assembly for a domestic water well system. The system comprises a pair of upright parallel cushions, each comprising an elongate base portion with a plurality of integral fingers extending at an acute angle from the base members. A controller is in electrical communication with a page identification sensor and a position sensor for detecting the presence of a selector. Security rules andor attack data may be modified to redact sensitive information andor configured through access controls for sharing. The network comprises at least one host device having an interface card connected to a backplane of the host device, wherein the interface card comprises at least one cage for receiving a pluggable module which provides the adddrop functionality between an optical interface and the electrical host interface.