[rescue] IP blocks

Eric Dittman dittman at dittman.net
Wed Feb 20 19:09:34 CST 2002


> > BTW, I still haven't found an easy way to translate an AS
> > number (AS3215 in this case) into a set of IP blocks.
> > -- 
> > Eric Dittman
> 
> How about just telnetting to one of the route servers, such
> as route-server.ip.att.net and running the following:
> show ip bgp regexp _3215$
> This should give you all of the networks they announce, but
> excludes any networks in other ASs that they give transit
> to (I believe, I'm rusty in the routing dept).

Thanks, Dan, I'll give that a try.
-- 
Eric Dittman
dittman at dittman.net
Check out the DEC Enthusiasts Club at http://www.dittman.net/



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