With the national strategy of crowdsourcing

Internet+

etc.

the scale of enterprise access demand has increased. Cloud computing

cloud storage and other global major client leased line market demands for network capabilities are growing rapidly

so the transmission network is facing more and more challenges. Based on the analysis of the development trend of leased line and core business

combined with the current status of the leased line service

this paper proposes a new VC-OTN leased line bearing scheme

building a major client leased line bearing network

and enhancing the overall competitiveness.