name : describe-subnet-groups.rst **To return a list of subnet groups** The following `describe-subnet-groups`` returns a list of subnet groups. :: aws memorydb describe-subnet-groups Output :: { "SubnetGroups": [ { "Name": "my-sg", "Description": "pat-sg", "VpcId": "vpc-86xxx4fc", "Subnets": [ { "Identifier": "subnet-faxx84a6", "AvailabilityZone": { "Name": "us-east-1b" } }, { "Identifier": "subnet-56xxf61b", "AvailabilityZone": { "Name": "us-east-1a" } } ], "ARN": "arn:aws:memorydb:us-east-1:49165xxxxxx:subnetgroup/my-sg" } ] } For more information, see `Subnets and subnet groups <https://docs.aws.amazon.com/memorydb/latest/devguide/subnetgroups.html>`__ in the *MemoryDB User Guide*.