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Re: /etc/network/interfaces with multiple network interfaces




Hi Reco,

works perfectly as you decribe for me.

Many thanks
Rainer

Am Donnerstag, 10. Januar 2019, 05:41:49 CET schrieb Reco:
> 	Hi.
> 
> On Wed, Jan 09, 2019 at 11:09:58PM +0100, Rainer Dorsch wrote:
> > Hi,
> > 
> > I have a system with two network interfaces, connecting to two subnets.
> > 
> > For some reason the default route is going through eth0.3, I would want to
> > have it through eth0.7.
> 
> Both of your VLANs are configured by DHCP, and have the same metric (0
> by default).
> 
> > Is the default route determined by the order in /etc/network/interface of
> > the interfaces or is there another algorithm behind?
> 
> What really happens is one default route get replaced by another.
> Whichever happens to be getting the lease last - wins.
> 
> 
> If you need the default route on eno1.7 to appear and to be used -
> assign lower metric to it. Like this (32 and 64 are arbitrary):
> 
> # cam
> auto eno1.3
> allow-hotplug eno1.3
> iface eno1.3 inet dhcp
> 	metric 64
> iface eno1.3 inet6 auto
> 	accept_ra 0
> 
> # data
> auto eno1.7
> allow-hotplug eno1.7
> iface eno1.7 inet dhcp
> 	metric 32
> iface eno1.7 inet6 auto
> 	accept_ra 0
> 
> Reco


-- 
Rainer Dorsch
http://bokomoko.de/