- Its abbreviation is OC. Within the SONET standard, one of the defined transmission speeds. OC speeds range from 51.8 Mbps, to hundreds of Gbps. OC-1 has a transmission rate of 51.84 Mbps, OC-3 runs at three times OC-1, or 155.52 Mbps, OC-96 at 4.97664 Gbps, and so on. The equivalent electrical signal is called STS, so STS-1 corresponds to OC-1.
- acronym OC
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