[c-nsp] URL redirects with IOS

Michael K. Smith mksmith at adhost.com
Tue Apr 4 15:02:21 EDT 2006




On 4/4/06 11:51 AM, "Michael K. Smith" <mksmith at adhost.com> wrote:

> 
> 
> 
> On 4/4/06 11:43 AM, "Mike" <networkslave2 at gmail.com> wrote:
> 
>> Hello All,
>> 
>> Does anyone know a good/solid way to redirect sub domains or full domains
>> with Cisco IOS? Other solutions that dont require purchasing CSS welcome as
>> too.
>> 
>> Example: we would like to force all traffic destined for video.yahoo.com to
>> a specific firewall.
>> 
>> Thanks,
>> Mike
> 
> Hello:
> 
> You could use source routing to direct traffic destined the the Yahoo
> address to the interface of your choosing.  If the IP changes or is in a
> round-robin configuration you may have to write something to query DNS and
> then modify your routing tables on the fly using Expect or something
> similar.
> 
> Mike
> 

I apologize for replying to my own post.  That should read source-based
policy routing, not source routing.  In fact, it should just read policy
routing since the interesting traffic is the destination.  Someone was kind
enough to point that out.

Thanks,

Mike



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