I merely was giving an example of what *could* be done - not
necessarily of what *should* be done ;-)
On Sun, Jun 23, 2019 at 12:40 PM Stuart Henderson <stu@spacehopper.org> wrote:
>
> On 2019-06-22, Henry Bonath <henry@thebonaths.com> wrote:
> > What about GRE(4) with a Cisco router on the other end?
> >
> > /etc/hostname.gre123:
> > 1.1.1.1 1.1.1.2 netmask 255.255.255.252 up
> > tunnel IP.OF.OB.SD IP.OF.I.OS
> >
> > Cisco IOS:
> > !
> > interface Tunnel123
> > ip address 1.1.1.2 255.255.255.252
> > tunnel source GigabitEthernet0/0/1
> > tunnel destination IP.OF.OB.SD
> > tunnel mode gre
> > !
>
> That's likely to work, at the expense of reduced MTU. But is it really
> worth it? The main problem with ethernet interfaces and ospfd was a bug
> with DR elections but that has been fixed for a while now.
>
>
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