Market research firm IHS released its latest market report predicting that the software-defined networking (SDN) market (Ethernet switches and controllers) will reach $13 billion by 2019, up from $781 million in 2014.

　　Currently, the SDN market is in a growth phase, and the market share leaders frequently change hands, but overall, Dell, HP, VMware and White Box are at the top. It is expected that SDN will achieve qualitative growth in 2022. By then, the proportion of SDN applications in physical-level Ethernet switches will reach 10% of the overall Ethernet switch market.

　　*The development of SDN will provide opportunities for new suppliers

　　*Bare metal switches are the main application for SDN switches.

　　*2022 SDN network virtualization will become mainstream.