This topic describes the limits on endpoint services and endpoints. Before you use the PrivateLink service, take note of the following limits:

Limits on endpoint services

Resource Limit Adjustable
Maximum number of endpoint services that can be created with each Alibaba Cloud account 200 You can go to the Quota Center page to increase the quota. For more information, see Submit an application to increase a quota.

You can increase the quota to up to 1000.

Maximum number of service resources that can be added to each endpoint service 500 You can go to the Quota Center page to increase the quota. For more information, see Submit an application to increase a quota.

You can increase the quota to up to 3000.

Maximum number of service resources that can be added to an endpoint service in each zone 100 You can go to the Quota Center page to increase the quota. For more information, see Submit an application to increase a quota.

You can increase the quota to up to 500.

Types of service resources that endpoint services support Internal-facing Server Load Balancer (SLB) instances in a virtual private cloud (VPC) N/A
Types of traffic that endpoint services support IPv4 traffic
Protocols that endpoint services support TCP and UDP

Limits on endpoints

Resource Limit Adjustable
Maximum number of endpoints that can be deployed in each VPC 50 You can go to the Quota Center page to increase the quota. For more information, see Submit an application to increase a quota.

You can increase the quota to up to 1000.

Maximum number of elastic network interfaces (ENIs) that can be associated with an endpoint in each zone 1 N/A
Types of traffic that endpoints support IPv4 traffic
Maximum bandwidth for each ENI that is associated with an endpoint 1~10 Gbit/s
Protocols that endpoints support TCP and UDP