On 6/22/2014 7:16 PM, Owen DeLong wrote: > > On Jun 22, 2014, at 7:07 PM, Darren Pilgrim <na...@bitfreak.org> wrote: > >> On 6/22/2014 6:56 PM, Owen DeLong wrote: >>> On Jun 22, 2014, at 6:41 PM, Darren Pilgrim <na...@bitfreak.org> >>> wrote: >>>> For Comcast business services, the SMC box on my demarc panel isn't >>>> IPv6 capable and neither are any of Comcast's other business CPE. >>> >>> Not true. The Netgear CCB tried to install here just a couple of days >>> ago is IPv6 capable. Unfortunately, it breaks IPv4 by not being >>> capable of bridge mode and insisting on NATing everything inside >>> unless you subscribe to static IPv4 addresses from Comcast. >> >> What's the model number? The Comcast techs here are quite insistent >> that none of the CPE capable of routed subnets are able to do IPv6. >> >>> OTOH, you can supply your own Motorola Surfboard DOCSIS 3 modem and >>> it works just fine with Comcast Business. >> >> Have you tried using that with a routed subnet? > > Not sure what you mean by “routed subnet”. > > I’ve got a router hooked up to it and everything on my internal network(s) > is behind that router, so I’m using it with routed subnets by my definition > of that term. If you have some specific way of setting up your services > that’s different from that, you’d need to be specific before I could usefully > comment.
My experience as a Comcast Business customer with a /29 IPv4 subnet was that swapping out the SMC modem/router for an IPV6-capable Motorola DOCSIS 3 modem meant that I could no longer have the /29. Andris
