In the subway industry, the transmission network is mostly a ring network. According to the length of the subway line, it is generally two or three rings. The MS-OTN solution solves the networking problem of the intersecting ring on the basis of sati

In the subway industry, the transmission network is mostly a ring network. According to the length of the subway line, it is generally two or three rings. The MS-OTN solution solves the networking problem of the intersecting ring on the basis of satisfying the tangent ring, to better match the needs of the subway network.

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