us-west-2**To restore a prefix list version** The following ``restore-managed-prefix-list-version`` restores the entries from version 1 of the specified prefix list. :: aws ec2 restore-managed-prefix-list-version \ --prefix-list-id pl-0123456abcabcabc1 \ --current-version 2 \ --previous-version 1 Output:: { "PrefixList": { "PrefixListId": "pl-0123456abcabcabc1", "AddressFamily": "IPv4", "State": "restore-in-progress", "PrefixListArn": "arn:aws:ec2:us-west-2:123456789012:prefix-list/pl-0123456abcabcabc1", "PrefixListName": "vpc-cidrs", "MaxEntries": 10, "Version": 2, "OwnerId": "123456789012" } } For more information, see `Managed prefix lists <https://docs.aws.amazon.com/vpc/latest/userguide/managed-prefix-lists.html>`__ in the *Amazon VPC User Guide*.