On Thu, 20 Feb 2020 at 12:36, Tom Bird <[email protected]> wrote: > On 20/02/2020 12:07, Richard Halfpenny wrote: > > Hi Tom, > > > > On what connectivity (colo/fibre/etc)? > > Just on ethernet terminated circuits to customer premises (not PPPoE). > > I think for colo people still expect a /29 or so but for access it feels > wrong to be wasting those precious $20 IP addresses if we don't need to, > and I think we should be fine with /31 (and ipv6 of course) but just > wanted to float the idea in case I was missing anything. >
Perhaps make the client believe it's in something like a /24 or /25, set gateway to proxy arp for everything and carry /32 routes in the access layer? IIRC that's how a test GPON circuit from another partner provider we have here works - Nokia/Alcatel MAC at the far side. Rich.
