Web Glossary - O
- OC (Optical Carrier)
Standards used to indicate the speed of SONET (Synchronous Optical NETworking) fiber optic networks.
- OC-1 = 51.85 Mbps
- OC-3 = 155.52 Mbps
- OC-12 = 622.08 Mbps
- OC-24 = 1.244 Gbps
- OC-48 = 2.488 Gbps
- Offline
- Not connected to a network.
- Online
- Connected to a network.