![internet acceleration for china access internet acceleration for china access](https://www.serenoclouds.com/wp-content/uploads/2019/08/internet-acceleration-for-china-access.png)
![china access pain point china access pain point](https://www.serenoclouds.com/wp-content/uploads/2019/08/china-access-pain-point.png)
Packet lost from China to Oversea public clouds is not stable, always over 10% packet lost, and the latency is over 100ms.
Root cause : the normal route between China and Oversea public clouds are heavily congested with high latency and packet loss
•There is no direct peering between Oversea public clouds and China Net;
•China Net is congested, network from China to oversea Oversea public clouds are bad;
•CN2 is not congested and separate from China Net;
•CT solution is forcing end user in China to go through CN2 network to access Oversea public clouds, instead of going through common ChinaNet to oversea carriers which is always congested.
![China internet acceleration solution China internet acceleration solution](https://www.serenoclouds.com/wp-content/uploads/2019/08/China-internet-acceleration-solution.png)
![china internet acceleration solution IPSEC approach china internet acceleration solution IPSEC approach](https://www.serenoclouds.com/wp-content/uploads/2019/08/china-internet-acceleration-solution-IPSEC-approach.png)
POC(Through IPSec VPN):
•Setup site to site VPN in AWS (Example) VPG;
•Download and send AWS VPN configuration file to CT;
•Provide VPC subnet information;
•Provide private link internal IP address.
Production(Through Direct Connect):
•Pass AWS Account ID no. to CT for creating DX virtual circuit;
•Follow the DX walk through guideline(Page 10 to 15) to configure DX in AWS
![china internet acceleration solution direct connect approach china internet acceleration solution direct connect approach](https://www.serenoclouds.com/wp-content/uploads/2019/08/china-internet-acceleration-solution-direct-connect-approach.png)