To search for the IDs of all nodes running on the Amazon EC2 platform,
enter:

```bash
knife search node 'ec2:*' -i
```

to return something like:

```bash
4 items found

ip-0A7CA19F.ec2.internal

ip-0A58CF8E.ec2.internal

ip-0A58E134.ec2.internal

ip-0A7CFFD5.ec2.internal
```
