On Mon, May 9, 2022 at 6:03 AM Stuart Henderson <stu.li...@spacehopper.org> wrote: > On 2022-05-09, Stuart Henderson <stu.li...@spacehopper.org> wrote: > > ...so the correct configuration is clear: list both a 0.0.0.0/0 > classless route and "option routers", and it should work for all > cases.
Yes. The server sends both, the clients that handle option 121 use its data and ignore option 3, the clients that do not handle option 121 ignore it and use the data in option 3 (which may offer a different default route).