The bank's business outlets and ATMs layout are divided and some old devices only suport E1 interfaces. Therefore, it is necessary to consider supporting E1 interfaces when connecting these  business outlets and ATMs. At the same time, in order to ensure the safety of financial business, optical fiber directly connection is usually required. In order to save the resources of optical fibers, a ring network is usually formed, and a single-line two-way network is adopted.

Business outlets, ATM access

    ChenXiao Technology's TDM over PTN equipment can well meet the bank's business outlets, ATM access needs. The device can support ring TOPO networking and LSP-RING protection. For particularly remote sites, it can also support star networking and LSP linear protection. Devices usually support at least four E1 interfaces. At the same time, the equipment also supports single-line two-way fiber connection to save optical fiber resources. TDM over Ptn can form an packet switching network with experience of SDH network.

Summary

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