The Cisco ONS 15300 Series of SONET/SDH multiservice provisioning platforms (MSPPs) is a portfolio of advanced access and aggregation optical platforms.

The Cisco ONS 15300 Series delivers differentiating services that include nonredundant and redundant optical transport options, Gigabit Ethernet, 10/100 Ethernet, DS1, E1, E3, and DS3 services. These services can meet requirements from customer premises equipment capabilities at a compelling price to advanced carrier-class access MSPPs that focus on network scalability between the customer premises and the first service point-of-presence. Applications include Low Density/High Demand electrical aggregation into optical networks, Wideband Digital Cross-Connect System functionality, Gigabit Ethernet, 10/100 Ethernet and Long Reach Ethernet-type services.