A Real-World Case with Cloud Enterprise Network (CEN)

This short article explains a real-world scenario of CEN implementation with diagrams.

By Kidd Ip

Background

A well-known secretary enterprise company is going to set up a PaaS DB within Mainland China for financial data hosting and regulation fulfillment.

The current setup:

The enterprise headquarters is based in Hong Kong.
The financial data is hosted in the East Asia region under an SaaS provider
The enterprise subscripted their IaaS in the East Asia region
There is a network between the headquarters and regional offices (such as Mainland China)
MPLS or IPSec VPN are used for the office's network connection.
There is no IaaS in Mainland China, only data center hosting.

Solution and Key Deliverables

As-Is Diagram

To-Be Diagram

Conclusion

There are several benefits on the ToBe diagram above:

Established a secure, stable network connection to fulfill regulation
Established a network standard on Alibaba Cloud access, easy to replicate to other branches
Optimized network connection among branches by leveraging the benefits of CEN
Optimized network performance between Hong Kong and Mainland China (Cross Border network)
Optimized Alibaba Cloud access in terms of HA (multi-zone)
DR enablement

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: Kidd Ip

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