Bjørn Mork, le mar. 12 juin 2018 13:30:39 +0200, a ecrit: > But this will: > > frtest3:~# ip route add 2001:db8:f00::1/128 dev eth1
So this is a route, which can be checked for. > > which is the point of the test AIUI. > > The test is pointless. There is absolutely no requirement that the > gateway should be part of any larger on-link prefix or related to any of > the configured host addresses in any way. Please scratch from your mind whatever you thought I meant. What I meant is that a route is needed for that. That is what we can really check for to provide useful feedback to a user making a typo, before trying to reach something on the Internet that might just be randomly off. Samuel