Give some information about Huawei OSN 7500

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Unified exchange architecture: Huawei OptiX OSN 7500 equipment adopts unified exchange architecture, meet the needs of existing users for traditional business, at the same time meet the demands of the growing group business carrying.
Support 3 g/LTE mobile carrier: under the requirements of 3 g/LTE mobile carrier, huawei equipment can be based on the transfer of a packet domain provides perfect solution, implement the entire wireless network in the core business and scheduling.
Built-in wavelength division technology, flexible networking: OptiX OSN 7500 equipment support built-in WDM technology, realize single fiber transmission, multiple wavelengths can be realized and flexible networking scheme of wavelength division equipment docking.
TP assistant, easy maintenance: based on MPLS/MPLS - TP technical architecture, the network application of grouping bearing maintenance easy solutions, providing group hosted network planning tools, business media has nothing to do with the end-to-end visualization configuration and avoid instrument start function, support automatic fault location and rich group business performance monitoring