Introduction to ONOS
Service provider networks need agile network architectures designed to cater to exponentially-growing bandwidth demands driven by mobile devices and content distribution across the cloud. Moreover, the business imperative for creating new revenue streams offering innovative services economically requires that the network infrastructure be architected to cater to these wide-ranging requirements.
SDN provides a framework for catering to these requirements. ONOS is created with the intent of leveraging an SDN framework and enhancing it for carrier-grade service requirements providing programmable, efficient, and agile network services:
Figure 1: ONOS architecture overview
ONOS is an open source project under the Open Networking Lab (ON.Lab) to accelerate innovation in SDN with the objective of reducing the costs related to building and operating networks. It is developed by a partnership of service providers (AT&T, NTT Communications, Verizon), network vendors (Ciena...
