Cell-based OOB management devices

Cameron Byrne cb.list6 at gmail.com
Mon Nov 7 10:09:24 CST 2011

On Nov 6, 2011 10:15 PM, "David Hubbard" <dhubbard at dino.hostasaurus.com>
> Hi all, I am looking at cellular-based devices as a higher
> speed alternative to dial-up backup access methods for
> out of band management during emergencies.  I was
> wondering if anyone had experiences with such devices
> they could share?
> Devices I've found include Sierra Wireless AirLink Raven X,
> Digi's ConnectWAN 3G or 4G and Opengear's ACM5004-G.  I
> have no experience with any but they all appear to support
> the Sprint network which I assume would be ideal due to
> not having usage caps on data (currently).  The Opengear
> device runs linux and has four serial ports, a usb port
> for additional storage and ethernet, so it seems to have
> some small advantages over the others since it could double
> as an emergency self-contained management station you can
> SSH into and run diagnostics from.  All appear to have
> VPN/gateway support.
> What none of them are clear on is how you would connect
> to it over cellular since I assume you're just paying for
> a typical data plan and it will randomly obtain IP
> addresses.  Maybe some type of dynamic dns service so you
> can easily figure out your device's current IP?  How
> stable is the access to the device?  Any idea if any of
> them can do ipv6?

Another good question is if the 3g modem is firewalled by the mobile
provider so that incoming connections are blocked.

> Thanks!
> David

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