Re: [Babel-users] MTU based routing for tunnel based babel networks?

2023-07-20 Thread Juliusz Chroboczek
> I can observe (some) hellos using the padding depending on the option > setting. Problem is when I force the interface MTU to 1280 instead of the > initial 1420 the padded hellos get dropped and don't reach the other side > as you'd expect, but the regular sized hellos still make it through and

Re: [Babel-users] MTU based routing for tunnel based babel networks?

2023-07-20 Thread Daniel Gröber
On Thu, Jul 20, 2023 at 02:40:40PM +0200, Daniel Gröber wrote: > On Wed, Jul 19, 2023 at 11:25:52PM +0200, Juliusz Chroboczek wrote: > > Could you please test the new branch "probe-mtu"? It's now using the > > IPV6_DONTFRAG cmsg in sendmsg, so it's enough to say > > > > default probe-mtu

Re: [Babel-users] MTU based routing for tunnel based babel networks?

2023-07-20 Thread Daniel Gröber
Hi Juliusz, On Wed, Jul 19, 2023 at 11:25:52PM +0200, Juliusz Chroboczek wrote: > Could you please test the new branch "probe-mtu"? It's now using the > IPV6_DONTFRAG cmsg in sendmsg, so it's enough to say > > default probe-mtu true > > (No global options, only per-interface options.) I