Telecoms line speeds

European American Speed
DS0 64kb/s
T1/DS1 1.544Mb/s
E1 2.048Mb/s
T2 6.312Mb/s
E2 8.488Mb/s
E3 34.37Mb/s
T3 44.73Mb/s
OC-1 51.84Mb/s
E4 139Mb/s
STM-1 OC-3 155Mb/s
E5 565Mb/s
STM-4 OC-12 622Mb/s
OC-24 1.2Gb/s
STM-16 OC-48 2.4Gb/s
STM-64 OC-192 9.9Gb/s
OC-256 13Gb/s
STM-128 OC-384 19Gb/s
STM-256 OC-768 39Gb/s

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