**To describe a listener for a custom routing accelerator** The following ``describe-custom-routing-listener`` example describes a listener for a custom routing accelerator. :: aws globalaccelerator describe-custom-routing-listener \ --listener-arn arn:aws:globalaccelerator::012345678901:accelerator/1234abcd-abcd-1234-abcd-1234abcdefgh/listener/abcdef1234 Output:: { "Listener": { "PortRanges": [ "FromPort": 5000, "ToPort": 10000 ], "ListenerArn": "arn:aws:globalaccelerator::012345678901:accelerator/1234abcd-abcd-1234-abcd-1234abcdefgh/listener/abcdef1234" } } For more information, see `Listeners for custom routing accelerators in AWS Global Accelerator `__ in the *AWS Global Accelerator Developer Guide*.