FYI, 224/4 is mcast, 240/4 is "future use" (when future === never ;^). -- David P. On Thu, Jan 16, 2014 at 9:50 AM, Dave Taht wrote: > One of the things to fix on the spam filter front on this box is it > killing numeric urls so I figure david and I's conversation has been > dropped on the floor. > > I put up the things described so far into a tiny script located at. > > https://github.com/dtaht/bcp38 > > It needs to hook into /etc/config/firewall somehow in the long run outside > of firewall.user >