1. standard
2. Line Type
3. #Voice Ckits
4. Bit Rate

North America

standard| Line Type |#Voice Ckits |Bit Rate
DSO...........N/A........................64 Kbps
DS1............T1.........24..........1.544 Mbps
DS1C...........T1C/D......48..........3.152 Mbps
DS2............T2.........96..........6.312 Mbps
DS3............T3........672.........44.736 Mbps
DS4............T........4032........274.176 Mbps

EUROPE

standard |Line Type |#Voice Ckits |Bit Rate
E1.........M1...........30...........2.048 Mbps
E2.........M2..........120...........8.448 Mbps
E3.........M3..........480..........34.368 Mbps
E4.........M4.........1920.........139.264 Mbps
E5.........M5.........7680.........565.148 Mbps

JAPAN

standard |Line Type |#Voice Ckits |Bit Rate
1..........F-1..........24...........1.54 Mbps
2..........F-6M.........96...........6.312 Mbps
3..........F-32M.......480..........34.064 Mbps
4..........F-100M.....1440..........97.728 Mbps
5..........F-400M.....5760.........397.200 Mbps
6..........F-4.6G....23040........1588.800 Mbps
.
------------------