Hi Dan,

probably a script is efficient enough in most cases. Just want to show
you something what else could be done:

http://mpath-tools.optilian.org/

Regards,

Ingmar

On 09/22/2010 06:15 PM, Dan Ryson wrote:
>   Hi James,
> 
> Thanks for catching and correcting my misnomer.  Indeed, we wouldn't be 
> using the same IP address so it's just as you said:  Two Internet circuits.
> 
> I also appreciate the recipe for the script, which sounds like it's just 
> the ticket.  We'll explore this further...
> 
> Cordially,
> 
> Dan
> 
> On 9/22/2010 11:16 AM, James Babiak wrote:
>> Dan,
>>
>> You're not really 'multi-homed', you just have two Internet circuits. If
>> one goes down, it's not like you can use the same IP address on the
>> other one.
>>
>> What you can do though is setup the second circuit as a fail-over if the
>> first one goes down. We do this and it works very well. We basically
>> have a script running in the background that monitors for connectivity
>> on the primary circuit. If it loses connectivity for so many seconds, it
>> will test to see if the secondary circuit is online. If it is, it
>> changes the default route to use the secondary. It continually monitors,
>> using a host route, to see if the primary circuit comes back, and if so
>> it changes the default route back over to it.
>>
>> Keep in mind that any external calls in progress when the primary goes
>> down would die.
>>
>> -James
>>
>> On 09/22/2010 10:42 AM, Dan Ryson wrote:
>>>     I think this topic has already been discussed before on this list.
>>> However, Google and I can't seem to find the discussion thread.
>>>
>>> We have fixed IPs from both a cable and DSL provider.  It it feasible to
>>> our multi-home AstLinux using a Soekris net5501?  If so, how?
>>>
>>> Thanks.
>>>
>>> Dan
>>>
>>>
>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Start uncovering the many advantages of virtual appliances
>>> and start using them to simplify application deployment and
>>> accelerate your shift to cloud computing.
>>> http://p.sf.net/sfu/novell-sfdev2dev
>>> _______________________________________________
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>>> pay...@krisk.org.
>>>
>> ------------------------------------------------------------------------------
>> Start uncovering the many advantages of virtual appliances
>> and start using them to simplify application deployment and
>> accelerate your shift to cloud computing.
>> http://p.sf.net/sfu/novell-sfdev2dev
>> _______________________________________________
>> Astlinux-users mailing list
>> Astlinux-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/astlinux-users
>>
>> Donations to support AstLinux are graciously accepted via PayPal to 
>> pay...@krisk.org.
> 
> 
> ------------------------------------------------------------------------------
> Start uncovering the many advantages of virtual appliances
> and start using them to simplify application deployment and
> accelerate your shift to cloud computing.
> http://p.sf.net/sfu/novell-sfdev2dev
> _______________________________________________
> Astlinux-users mailing list
> Astlinux-users@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/astlinux-users
> 
> Donations to support AstLinux are graciously accepted via PayPal to 
> pay...@krisk.org.

------------------------------------------------------------------------------
Start uncovering the many advantages of virtual appliances
and start using them to simplify application deployment and
accelerate your shift to cloud computing.
http://p.sf.net/sfu/novell-sfdev2dev
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