BackupPC-users

Re: [BackupPC-users] Laptops with multiple ethernet cards/MAC addresses

2012-01-16 21:02:47
Subject: Re: [BackupPC-users] Laptops with multiple ethernet cards/MAC addresses
From: Les Mikesell <lesmikesell AT gmail DOT com>
To: "General list for user discussion, questions and support" <backuppc-users AT lists.sourceforge DOT net>
Date: Mon, 16 Jan 2012 20:01:15 -0600
On Mon, Jan 16, 2012 at 6:43 PM, Jeffrey J. Kosowsky
<backuppc AT kosowsky DOT org> wrote:
> >
>  > Also, do you plug the laptop in regularly anywhere else?  Maybe you
>  > could do a static assignment on the wired port but don't activate it
>  > anywhere else - and then keep the DCHP assignment for the wifi
>  > side.
>
> True - but I would like the backups to 'just' work whether using the
> wired or wireless ports. For now, I have the static assignment set for
> the wireless NIC since that is what people used most... but sometimes
> you actually prefer to use the wired NIC, especially for backup, since
> the link speed is faster.

I meant do the static assignments on the laptop side for the wired
interface, unless you use the wired connection elsewhere enough to be
a problem.  Then you only need one setting on the router.

>
>  > One other approach that would work would be to set up a VPN between
>  > the backuppc server and targets using OpenVPN or something similar.
>  > Normally you'd only need that to poke through firewalls or route
>  > between private networks, but you can end up with a known IP at the
>  > tunnel interface regardless of the networks/interfaces the packets
>  > carrying the tunnel traverse.
>  >
>
> Interesting thought but probably overkill, especially since the
> laptops are pretty slow...

But once set up, you could use router port-forwarding to let it work
from anywhere.   And there's not that much overhead from OpenVPN.

-- 
   Les Mikesell
      lesmikesell AT gmail DOT com

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