LLD (Lom Level Desigm, detailed design) is to clarify the scope and scope of the network design based on the determined target network architecture.
Function deployment plan: The specific design content includes the interaction process of the important business that the customer pays attention to within the scope of the contract, and all the business is in each network element
Function allocation, design of peripheral docking relationship of network elements, docking requirements and compliance with specifications, quantitative calculation of docking resources.
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