Synchronous Optical Network (SONET)

• SONET is a fiber optic WAN technology used to deliver voice, data, and video at speeds in multiples of 51.84 Mbps
• The basic OC-1 level specifies a data rate of 51.84 Mbps, and is based on the DS1 basic rate defined for SONET. The most common level is OC-3 or 3 x 51.84 Mbps or 155.52 Mbps. OC-3 is the most common SONET implementation in use today, even though the specification defines OC-48 at 2.48 Gbps.
• uses fiber-optic
• Summary: SONET is a fiber optic WAN technology used to deliver voice, data, and video at speeds up to 622 Mbps, and beyond.