Complete Protocol dictionary, glossary and reference

OC3: Optical Carrier 3

Optical Carrier 3 (OC-3) is a optic fiber line using SONET with transmission speed of 155.52 Mbit/s (payload: 150.336 Mbit/s; overhead: 5.184 Mbit/s), or 3 times the basic 51.84 Mbit/s SONET signal (OC-1). OC-3 is equivalent to STS-3 (Electrical level)and STM-1 (SDH).

Standard Organization

ANSI/ITU-T

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