Help Center> Virtual Private Network> FAQ> EIPs> Do I Need to Purchase an EIP for Servers That Communicate with Each Other Through a VPN?
Do I Need to Purchase an EIP for Servers That Communicate with Each Other Through a VPN?
If a server in your data center needs to access an ECS on the cloud through a VPN, you do not need to purchase an EIP.
If the ECS needs to provide services accessible from the Internet, an EIP is required.
Parent topic: EIPs
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