<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def cli(env, prop):
 """Find details about this machine."""


    try:
        if prop == 'network':
            env.fout(get_network())
            return

        meta_prop = META_MAPPING.get(prop) or prop
        env.fout(SoftLayer.MetadataManager().get(meta_prop))
    except SoftLayer.TransportError:
        raise exceptions.CLIAbort(
            'Cannot connect to the backend service address. Make sure '
            'this command is being ran from a device on the backend '
            'network.')