What is the maximum number of the qos car configurations on the same interface of an AR

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An AR router supports a maximum of 16 qos car configurations on the same interface.

Other related questions:
Maximum number of the qos car and traffic policy configurations on the same interface
You can run the qos car command in the interface or sub-interface view. If the ACL number, destination IP address range, or source IP address range is configured in the qos car command on WAN interfaces, you can run the qos car command repeatedly on an interface for a maximum of 16 times. You can run the traffic policy command to create a traffic policy. A traffic policy can be applied to only one direction on an interface, and the device supports a maximum of 1024 traffic policies.

What is the limitation on qos car and traffic policy
The qos car command can be configured on an interface or a sub-interface. If the qos car command that is configured on a WAN interface defines the ACL number, or source or destination IP address range, the qos car command can be configured on the interface for 16 times. The traffic policy command creates a traffic policy. A traffic policy can be applied to one direction on an interface only. The AR supports a maximum of 1024 traffic policies.

Unit of rate limits for S series switches
The unit of rate limits for S series switches (except S1700 switches) is kbit/s.

Meaning of the CAR granularity on S series switches
Sorry, I can't answer this question. For details about product specifications and performance, contact Huawei engineers through Huawei's customer service hotline.

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