name : modify-hosts.rst **Example 1: To enable auto-placement for a Dedicated Host** The following ``modify-hosts`` example enables auto-placement for a Dedicated Host so that it accepts any untargeted instance launches that match its instance type configuration. :: aws ec2 modify-hosts \ --host-id h-06c2f189b4EXAMPLE \ --auto-placement on Output:: { "Successful": [ "h-06c2f189b4EXAMPLE" ], "Unsuccessful": [] } For more information, see `Modify the auto-placement setting for a Dedicated Host <https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/modify-host-auto-placement.html>`__ in the *Amazon EC2 User Guide*. **Example 2: To enable host recovery for a Dedicated Host** The following ``modify-hosts`` example enables host recovery for the specified Dedicated Host. :: aws ec2 modify-hosts \ --host-id h-06c2f189b4EXAMPLE \ --host-recovery on Output:: { "Successful": [ "h-06c2f189b4EXAMPLE" ], "Unsuccessful": [] } For more information, see `Modify the auto-placement setting for a Dedicated Host <https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/modify-host-auto-placement.html>`__ in the *Amazon EC2 User Guide*.