[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
/27 the new /24
- Subject: /27 the new /24
- From: ops.lists at gmail.com (Suresh Ramasubramanian)
- Date: Fri, 2 Oct 2015 21:25:17 +0530
- In-reply-to: <CAP-guGXzT00=hMbfPOx6tNxktCva4aKRdove7_Xy1wHVJJQNpw@mail.gmail.com>
- References: <[email protected]> <CAP-guGXzT00=hMbfPOx6tNxktCva4aKRdove7_Xy1wHVJJQNpw@mail.gmail.com>
Besides which more than one provider filters by a minimum prefix length per /8 - wasn't Swisscom or someone similar doing that? So multi homing with even a /24 is somewhat patchy in terms of effectiveness
--srs
> On 02-Oct-2015, at 8:54 PM, William Herrin <bill at herrin.us> wrote:
>
>> On Fri, Oct 2, 2015 at 10:32 AM, Justin Wilson - MTIN <lists at mtin.net> wrote:
>> However, what do we do about the new networks which
>> want to do BGP but only can get small allocations from
>> someone (either a RIR or one of their upstreams)?
>
> Hi Justin,
>
> Rent or sell them a /24 and make money. If they can't afford a /24 at
> today's market rate, why should the rest of us spend much more money
> upgrading routers to accommodate their advertisement?
>
> The annual systemic cost of carrying that prefix is still more than
> double the one-time cost of acquiring a /24. No doubt that gap will
> close, but there's no cost justification to change the /24 filters
> just yet.
>
> Regards,
> Bill Herrin
>
>
>
> --
> William Herrin ................ herrin at dirtside.com bill at herrin.us
> Owner, Dirtside Systems ......... Web: <http://www.dirtside.com/>