Re: How to configure a DHCP + (2nd) Static address (eg on eth0+eth0:0)?

[Derek Atkins <warlord MIT EDU>]

Andrei,

Andrei Borzenkov <arvidjaar gmail com> writes:

> 29.09.2015 20:54, Dan Williams пишет:
> > > Basically I want to automate NM doing, effectively:
> > >
> > >    ifconfig eth0:0 192.168.x.y
> >
> > Don't do this with interface aliases; the kernel is perfectly capable of
> > using more than one address on the same interface.  Simply do:
> >
> > ip addr add 192.168.x.y/24 dev eth0
> >
> > and magically you'll have two.
>
>
> This makes addresses invisible in ifconfig output and that may confuse
> legacy software (I know about at least one such case). Adding "label
> xxx" will emulate legacy aliases enough to make them appear as
> "normal" interface.

Could you explain more detail on how to add "label xxx" to the nmcli
command (which you inconveniently cut out of your reply, so I've
included it below)?  I cannot find any reference to "label" in the nmcli
documentation.

  nmcli con mod "Wired connection 1" +ipv4.addresses "192.168.x.y/24"

Thanks,

-derek

-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
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