Default Gateway for a system v/s Default gateway per Interface

[William Kennington]

Sounds good to me, we have needed this for a long time because the current
gateway configuration breaks our v6 stack with multiple NICs.

On Fri, Apr 24, 2020 at 8:21 AM Patrick Williams <patrick at stwcx.xyz> wrote:

> On Fri, Apr 24, 2020 at 08:36:26PM +0530, Ratan Gupta wrote:
> > ~~~~~~~~~~~~~
> > Kernel IP routing table
> > Destination     Gateway         Genmask         Flags   MSS Window  irtt
> > Iface
> > 0.0.0.0         19.168.2.1      0.0.0.0         UG        0 0          0
> > eth0
> > 0.0.0.0         10.10.10.1      0.0.0.0         UG        0 0          0
> > eth1
> > ~~~~~~~~~~~~~~
> >
> > Kernel will first try using the default gateway having higher metric
> > value and then fall back to the lower.
>
> I'm not seeing us with an interface to adjust the metric for an
> interface.  I think we need to add that at the same time?  Otherwise, I
> don't think we have a way to specify which interface outside-the-subnet
> should go (vs today we can set the default-gateway to the desired
> interface's gateway).
> --
> Patrick Williams
>
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