10.4.2 FTTC Network Architecture and its Potential
BellSouth has deployed FTTC to more than 1.3 million customers by 2006,
AT&T has a plan to deploy FTTN widely to their customers, and BT in the
United Kingdom offers this architecture to its customers. These architectures,
originally standardized by ANSI (American National Stand ards Institute) and
FSAN (Full Service Access Netw ork Group) with the local exchange carriers
input and later standardized by International Telecommunications Union (ITU),
use GbE transport from a serving office to a remote cabinet. The optical signal
formats and system are simple single-channel digita l systems at 1310 nm, with
either time-division multiplexed (TDM) or packet multiplexing of individual
subscriber’s informat ...