Class D addresses? was: Redploying most of 127/8 as unicast public

Sat Nov 20 20:03:38 UTC 2021

On 11/20/21 11:51 AM, William Herrin wrote:
>
> If I had to guess, changing 224/4 is probably the biggest lift. The
> other proposals mainly involve altering configuration, removing some
> possibly hardcoded filters and in a few cases waiting for silicon to
> age out of the system. Changing 224/4 means following a different code
> path which does something fundamentally different with the packets --
> unicast instead of multicast.

Yes, I agree it's the hardest. But if you're going to make changes at 
all you might as well get all of them. Was it the politics of ipv6 that 
this didn't get resolved in the 90's when it was a lot more tractable?

Mike