On 7/19/10 8:36 AM, Tom Eastep wrote:
> On 7/19/10 8:25 AM, Stephen Brown wrote:
>> I recently ordered a residential class cable connection from Comcast to
>> complement my static DSL connection for redundancy.
>>
>> My eventual goal is to run all of my VoIP traffic (SIP and IAX) over the
>> cable connection and to also use it as a backup to my other services
>> (mail, web, openvpn, etc) if the DSL fails for any reason, but I've got
>> to get the cable connection working with linux first then I can deal
>> with the shorewall config.
>>
>> I've read the Shorewall documentation on Multi ISP's but I am having one
>> hurdle that I can't seem to get past, and I'm hopeful someone has the
>> answer as I'm sure it's simple.
>>
>> Everything works as expected until I plug the cable modem into eth2. It
>> creates another default route and kills everything, and I'm not sure how
>> to deal with that or prevent it from happening?
>>
> 
> Please look at the 'Complete Example' at the bottom of the Multi ISP
> article at shorewall.net. It has almost exactly the configuration you
> are trying to set up.

Also, you must get the Shorewall configuration created and installed
*first*; once the configuration is working with the cable interface
disconnected, then, you can plug in the cable modem and it will work.
You can't do it the other way around.

-Tom
-- 
Tom Eastep        \ When I die, I want to go like my Grandfather who
Shoreline,         \ died peacefully in his sleep. Not screaming like
Washington, USA     \ all of the passengers in his car
http://shorewall.net \________________________________________________

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