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AR Router Troubleshooting Guide

This Product Documentation provides guidance for maintaining AR Enterprise Router, covering common information collection and fault diagnostic commands, typical fault troubleshooting guide, and troubleshooting.
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Why IP-based CAR Is Invalid on a WAN-side Interface?

Why IP-based CAR Is Invalid on a WAN-side Interface?

Because NAT is configured on the WAN-side interface, the device cannot differentiate private IP addresses.

In V200R002C00 and later versions, to configure IP-based CAR on a WAN-side interface, create a VLANIF interface and configure IP-based CAR on the VLANIF interface.
  • To limit the download rate, configure IP-based CAR for a specified destination address in the outbound direction.
  • To limit the upload rate, configure IP-based CAR for a specified source address in the inbound direction.
Updated: 2019-05-10

Document ID: EDOC1000079719

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