> Hi. > > On Fri, Jan 29, 2016 at 10:30:26AM +0200, David Baron wrote: > > Note: The reported dmesg sequence is on start up, not on expiry problem. > > > > ~$ sudo ethtool eth0 > > > Settings for eth0: > <skip> > > > Link partner advertised auto-negotiation: Yes > > <skip> > > > ~$ sudo ethtool eth1 > > > Settings for eth1: > <skip> > > > Attempts to set values get "cannot advertise ..." > > This is to be expected. You cannot force speed or duplex on a NIC unless > you turn auto-negotiation off first. > > So start with "ethtool -s eth0 autoneg off" first. > > And you *did* try using a different cable, do you? > > Reco
Cable was tried. I have set autoneg off, see what happens. How do I make such a setting persistant?
