How to check the configuration of the interface of an AR router

You can run the following commands to check the basic parameter configuration of an interface:
- Run the display interface command to check the current running status of the interface, including the running status and basic configuration of the interface and the status of the packets forwarded by the interface.
- Run the display interface brief command to check brief information about the status and configuration of the interface, including the physical state and protocol state of the interface, bandwidth utilization rate in transmitting and receiving directions in the recent period, and the number of error packets that are sent and received.
- Run the display ip interface command to check the main configuration of the interface.
- Run the display default-parameter interface command to check the default configuration of the interface.
- Run the display interface description command to check the description of the interface.
- Run the display interface counters { inbound | outbound } command to check the statistics of the packets sent or received by the physical interface.

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