Modern switching and computer technology has made possible a proliferation of data services. These services are available from a wide variety of suppliers including the ILECs, CLECs and others.
Tableau 4.6 Part de lignes d'affaires des ESLC co-implantées dans les centres de commutation des ESLT23 1998 Toronto Montréal Vancouver Calgary Edmonton Ottawa-Hull Winnipeg Halifax 4% 2% n/d 2% 1% 2% 2% 0% 1999 12 % 7% 6% 8% 4% 5% 6% 0% 2000 16 % 10 % 9% 9% 7% 7% 6% 2%