Re: (Repeat) Incessant Random Eth Disconnect/Reconnect

[David Baron <d_baron@012.net.il>]

> 	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?