P2C VPN

Updated on 2025-02-06 GMT+08:00

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P2C VPN Gateway

**Table 1** Constraints on P2C VPN gateways
VPN Type	Resource	Default Quota	How to Increase Quota
Enterprise Edition VPN	VPN gateways per tenant in each region	50	The quotas cannot be increased.
Enterprise Edition VPN	Servers associated with a single VPN gateway	1	The quotas cannot be increased.

P2C VPN gateways support only EIPs with dedicated bandwidth, but not EIPs with shared bandwidth.

P2C VPN Server

**Table 2** Constraints on P2C VPN servers
VPN Type	Resource	Default Quota	How to Increase Quota
Enterprise Edition VPN	Client CA certificates per server	10	The quotas cannot be increased.
Enterprise Edition VPN	Local CIDR blocks per server	20	The quotas cannot be increased.

If you modify the protocol, port, authentication algorithm, or encryption algorithm, you need to download the client configuration again.
The local subnet cannot be set to 0.0.0.0.
The local CIDR block cannot overlap or conflict with the following special CIDR blocks: 0.0.0.0/8, 224.0.0.0/4, 240.0.0.0/4, and 127.0.0.0/8.
Each user can establish a maximum of five connections.
A maximum of 500 users can be created on a VPN gateway.
The maximum number of users that can be configured is the maximum number of connections of the gateway.
A maximum of 50 user groups are supported.
A maximum of 10 destination CIDR blocks can be configured in a single policy.
A maximum of 100 access policies are supported.
Only when a VPN gateway is in a normal state, its connections can be torn down. If a VPN gateway is in faulty, updating, deleting, or frozen state, its connections cannot be torn down.

P2C VPN Client

In the Windows operating system, the reconnection time of the OpenVPN GUI client is longer than that of the OpenVPN Connect client in exception scenarios. Therefore, the OpenVPN Connect client is recommended.

Parent topic: Quotas and Constraints

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