(On the one hand, the analysis of customer needs in the early stage, the scheme design and design in the mid-term, and the product selection in the later stage are all elaborated, and some hot technologies that customers may use are highlighted;
On the other hand, from the overall network design, subnet design, security storage, integrated wiring and other aspects also made a large number of graphics and text demonstrations.
I feel that this document still has a lot of inspiration for the brothers who do system integration, and it is worth reading.)
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