Isn't this the topic area that the home networking working group was supposed to resolve?
On Tue, Sep 26, 2017 at 2:02 PM, Lee Howard <l...@asgard.org> wrote: > > > On 9/23/17, 1:51 AM, "nanog-boun...@nanog.org on behalf of > valdis.kletni...@vt.edu" <nanog-boun...@nanog.org on behalf of > valdis.kletni...@vt.edu> wrote: > >>On Sat, 23 Sep 2017 08:47:32 +1000, Mark Andrews said: >>> You know CPE devices are routers. They can tell you what routes >>> DHCP has given them. That annoucement could be cryptographically >>> authenticated. >> >>This is, of course, a lot easier if the CPE already has onboard the needed >>software to do that, or you have the ability to push it out. > > Right. How many residential market gateways support any routing protocol > at all? How many support RIPv2? How many support RIPng. Being routers does > not mean they support any dynamic routing protocol. If I were an ISP, I > would be very skeptical of the return on adding routing support to every > gateway I supported, plus an RPKI. > >> >>Is anybody from Comcast or other eyeball network willing to say (even >>roughly) >>what percent of CPE is gear they supply, versus gear that people get at >>Best >>Buy or Walmart and just plug in, versus (if they can identify it) gear >>that's >>been reflashed by clued customers? > > It varies 0-100% based on network, year, and the mood of whoever makes the > decision about how to handle CPE. Some ISPs provide a gateway to all of > their customers, and some of those customers then put them into bridged > mode. (I think Vz FiOS, for instance, always comes with a gateway). Some > provide a gateway for free, which may be worth much more or less than you > paid for it, depending on the philosophy of the ISP. Some assume you want > a gateway and charge you several dollars a month for it. > > Lee > >