name : describe-launch-template-versions.rst **To describe launch template versions** This example describes the versions of the specified launch template. Command:: aws ec2 describe-launch-template-versions --launch-template-id lt-068f72b72934aff71 Output:: { "LaunchTemplateVersions": [ { "LaunchTemplateId": "lt-068f72b72934aff71", "LaunchTemplateName": "Webservers", "VersionNumber": 3, "CreatedBy": "arn:aws:iam::123456789102:root", "LaunchTemplateData": { "KeyName": "kp-us-east", "ImageId": "ami-6057e21a", "InstanceType": "t2.small", "NetworkInterfaces": [ { "SubnetId": "subnet-7b16de0c", "DeviceIndex": 0, "Groups": [ "sg-7c227019" ] } ] }, "DefaultVersion": false, "CreateTime": "2017-11-20T13:19:54.000Z" }, { "LaunchTemplateId": "lt-068f72b72934aff71", "LaunchTemplateName": "Webservers", "VersionNumber": 2, "CreatedBy": "arn:aws:iam::123456789102:root", "LaunchTemplateData": { "KeyName": "kp-us-east", "ImageId": "ami-6057e21a", "InstanceType": "t2.medium", "NetworkInterfaces": [ { "SubnetId": "subnet-1a2b3c4d", "DeviceIndex": 0, "Groups": [ "sg-7c227019" ] } ] }, "DefaultVersion": false, "CreateTime": "2017-11-20T13:12:32.000Z" }, { "LaunchTemplateId": "lt-068f72b72934aff71", "LaunchTemplateName": "Webservers", "VersionNumber": 1, "CreatedBy": "arn:aws:iam::123456789102:root", "LaunchTemplateData": { "UserData": "", "KeyName": "kp-us-east", "ImageId": "ami-aabbcc11", "InstanceType": "t2.medium", "NetworkInterfaces": [ { "SubnetId": "subnet-7b16de0c", "DeviceIndex": 0, "DeleteOnTermination": false, "Groups": [ "sg-7c227019" ], "AssociatePublicIpAddress": true } ] }, "DefaultVersion": true, "CreateTime": "2017-11-20T12:52:33.000Z" } ] }