On Mon, Jul 04, 2016 at 10:14:26AM +0200, Baptiste Clenet wrote: > Hi, > > On my board, I've got a wifi and an ethernet interfaces on the same > subnet (192.168.0.0/24). Problem is if ethernet cable is unplugged I > can't use wifi anymore, see > > root@eisox:/# ip route > default via 192.168.0.50 dev eth0 proto static > 192.168.0.0/24 dev eth0 proto kernel scope link src 192.168.0.85 > 192.168.0.0/24 dev apcli0 proto kernel scope link src 192.168.0.80 > Here, ethernet is unplugged and wifi connected to other router so I > can't use the wifi (ping failed in both direction). > > If I delete eth route, it works. > root@eisox:/# ip route del 192.168.0.0/24 dev eth0 > root@eisox:/# ip route > default via 192.168.0.50 dev eth0 proto static > 192.168.0.0/24 dev apcli0 proto kernel scope link src 192.168.0.80 > root@eisox:/#
Does it? Your default route still points at eth0. > How can I can solve the problem? It's very simple: don't use the same subnet on two different interfaces... This is not even specific to OpenWRT/LEDE, this is just generally asking for trouble. > I won't know the status of Wifi and Ethernet so I would like that both > can work if they are plugged. > > Or how to disable one interface is the other one is connected (like if > ethernet is plugged, allow only ethernet to work, if it is unplugged, > allow only wifi) > > Cheers,
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