Future Telecommunication System Architecture and Services
Fixed Links
Backbones: 45 Mbits/s or 34 Mbits/s ==> 155 Mbit/s and Gigabits/s Transoceanic fibers between continents ==> Gbit/s
Major sites link to backbones:T1 (1.5 Mbits/sec) or E1 rate links (2 Mbits/sec) ==> [increasingly 34 Mbits/s or 45 Mbits/s - even 155 Mbit/s in some metropolitan areas]