The relevant points: Vendors must support both from now on; services to the general public must support both from now on; services to other government parts mu

The relevant points: Vendors must support both from now on; services to the general public must support both from now on; services to other government parts must support v6 but may choose at their own convenience when to start that; clients must be able to access both v4 and v6; new networks must support v6 and may support v4. Quite clueful, really.