WAN Connection Speeds


    * T1 - 1.544 megabits per second
    * T3/DS3 - 43.232 megabits per second (28 T1s)
    * OC3 - 155 megabits per second (84 T1s, 3 DS3s, STM-1)
    * OC12 - 622 megabits per second (4 OC3s, 12 DS3s, STM-4)
    * OC48 - 2.5 gigabits per seconds (4 OC12s, 48 DS3s, STM-16)
    * OC192 - 9.6 gigabits per second (4 OC48s, 192 DS3s) 
    * OC768 - 38.4 gigabits per second (4 OC192s, 768 DS3s)