In North America, continual deregulation of the telecommunication industry
introduces fierce competition between MSOs and incumbent Regional Bell
Operation Companies (RBOCs). New regulations allow MSOs and RBOCs to
enter each other’s traditional markets.
MSOs have not only finished converting their legacy one-way broadcast
coaxial cable network into a bidirectional network, but are also taking the
advantage of their broadband HFC network to provide high-speed data, digital
TV, and voice services. Faced with the competition from MSOs and the rapid
price erosion of their legacy voice services, RBOCs need to upgrade their 100-
year-old twisted copper access plant in order to match or surpass services offered
by MSOs. A fiber deep access network architecture ...