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Last updated: 2026-09-29 15:21:56

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Private Link establishes secure connections between endpoints and endpoint service on VPCs and other networks. The endpoint is created and maintained by the service consumer, and the endpoint service is created and maintained by the service provider. This document describes the usage limits on Private Link.
Endpoint services
Resource
Limits
Number of endpoint services per account
100
Number of endpoints per endpoint service
500
Supported backend resource types of endpoint services
Private layer-4 CLB; one endpoint service per CLB; multiple listeners supported
MySQL: One MySQL instance per endpoint service
Redis: One Redis instance per endpoint service
Traffic class
IPv4 traffic
Supported protocols
Transmission Control Protocol (TCP) and User Datagram Protocol (UDP)
Endpoints
Resource
Limits
Number of endpoints per VPC
50
Number of endpoint services per endpoint
1
Traffic class
IPv4 traffic
Supported protocols
TCP and UDP
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Resource	Limits
Number of endpoint services per account	100
Number of endpoints per endpoint service	500
Supported backend resource types of endpoint services	Private layer-4 CLB; one endpoint service per CLB; multiple listeners supported MySQL: One MySQL instance per endpoint service Redis: One Redis instance per endpoint service
Traffic class	IPv4 traffic
Supported protocols	Transmission Control Protocol (TCP) and User Datagram Protocol (UDP)

Resource	Limits
Number of endpoints per VPC	50
Number of endpoint services per endpoint	1
Traffic class	IPv4 traffic
Supported protocols	TCP and UDP

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Private Link

Usage Limits

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