How to bridge two Internet connection in Lucid

Rashkae ubuntu at
Sat Sep 3 02:38:19 UTC 2011

On 09/02/2011 09:51 AM, Korves, Tim wrote:
> Hi there,
> well, it _may_ be possible. You've got two options:
> 1) If you've got 2 DSL connections provided by the same ISP, it may be
> possible to use multilink-ppp, which would bring you a total
> connection speed of 1Mbps.
> 2) If you've got 2 DSL connections provided by two different ISP,
> option 1) will not work. But you could use it either for failover
> scenarios or for a loadbalancing based on traffic type. E.g. you route
> all SSH-traffic via ISP A and HTTP-traffic via ISP B.
> Regards, Tim

There's an option C that's *really* cool, if you are an organization 
that's large enough to have your own server somewhere else connected to 
a good pipe.

You can tunnel from mutiple ISP connection to your server and combine 
those into a single link, with the remote system acting as your internet 
gateway.  That provides both double bandwidth (same as a multi-link) and 
automatic failover, (the internet still works if one of those links goes 

Unfortunately, I forget how exactly this is done, but there was a 
presentation/howto done by someone in the Kitchener-Waterloo lug, so you 
might want to search the mailing list archives (or ask on that list.)

More information about the ubuntu-users mailing list