With the rapid development of Internet+、intelligent terminals and internet of things

4 G/5 G、video and internet of things have begun to dominate traf?c. In the future

there will be more uncertainty in network business

so we need to dredge traffic more efficiently. In recent years

OTN cluster

or OTN multiframe interconnection

has been developed to realize the resource pool of OTN stations

which solves the problem of single node large capacity

multi-direction and fast scheduling. This article will introduce the key features

main values and application scenarios of OTN cluster.