**To list endpoint groups for a listener in a custom routing accelerator** The following ``list-custom-routing-endpoint-groups`` example lists the endpoint groups for a listener in a custom routing accelerator. :: aws globalaccelerator list-custom-routing-endpoint-groups \ --listener-arn arn:aws:globalaccelerator::012345678901:accelerator/1234abcd-abcd-1234-abcd-1234abcdefgh/listener/abcdef1234 Output:: { "EndpointGroups": [ { "EndpointGroupArn": "arn:aws:globalaccelerator::012345678901:accelerator/1234abcd-abcd-1234-abcd-1234abcdefgh/listener/abcdef1234/endpoint-group/ab88888example", "EndpointGroupRegion": "eu-central-1", "DestinationDescriptions": [ { "FromPort": 80, "ToPort": 80, "Protocols": [ "TCP", "UDP" ] } ] "EndpointDescriptions": [ { "EndpointId": "subnet-abcd123example" } ] } ] } For more information, see `Endpoint groups for custom routing accelerators in AWS Global Accelerator `__ in the *AWS Global Accelerator Developer Guide*.