From: Volkov Dmitry (dmitry.volkov@rogers.com)
Date: Wed Dec 24 2003 - 20:34:19 GMT-3
Pardon, Howard,
What do You consider UNDERKILL:
1) BGP Design and Implementation isbn 1587051095 Authors: Randy Zhang
Micah Bartell
OR
2) Halabi book
OR
3) Both above
Thanks
Dmitry
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On
> Behalf Of Howard C. Berkowitz
> Sent: Wednesday, December 24, 2003 6:15 PM
> To: ccielab@groupstudy.com
> Subject: RE: Bassam Halabi's Internet Routing Architecture
>
>
> At 2:54 PM -0800 12/24/03, Shafi, Shahid wrote:
> >Yes CCIE2b,
> >
> >I am just going through "BGP Design and Implemetation". The book
> >approach is Case-Study based and there are lot of configs
> examples all
> >over. I still feel it is a OVERKILL for CCIE Lab though. But no doubt
> >its worth the investment if you want hands-on approach to BGP.
> >
>
> Eeek. And I consider it UNDERKILL for real world BGP, at least for
> any serious ISP applications or even complex enterprise
> backbone-of-backbones.
>
> I'm not sure what you mean by "hands-on" in this context. Personally,
> I didn't really understand BGP until I backed up and really got
> familiar with routing policy, then RIPE-181, now the Routing Policy
> Specification Language: http://www.isi.edu/in-notes/rfc2622.txt or
> the tutorial http://www.isi.edu/in-notes/rfc2650.txt. Understanding
> (and participating in) RPSL at least let me have a real understanding
> of what routing policies do, although it took a good deal more work
> in operations forums to feel comfortable explaining all the tools
> relevant to Internet operations, ranging from justifying and
> obtaining IP address space and AS numbers, to tracking IP allocations
> such that you can get more when you use it up, to multiprovider
> peering and how exchange points work, etc.
>
> As a side note, I recently gave a private class that would have
> involved labs on the customer-ISP interface. There were some
> unrelated hardware problems that prevented setup, but about the
> minimum configuration that I could build of a "simulated Internet"
> took at least 6 routers, each with the ability to have a good many
> subinterfaces via VLAN or Frame switching. I would really have liked
> a Zebra box, probably front-ended with a router, and run additional
> services such as a routing registry either on the Zebra box or other
> UNIX boxes. You need to have the ability to have at least 5 routers,
> each running a different ASN, to show significant AS path issues. At
> least one AS should have two or more physical routers to show
> multi-POP issues, and obviously even more if you are getting into any
> complexity of route reflection.
>
> In other words, at least one or more CCIE pod-equivalents to generate
> the external routes. As long as the routers run BGP, they don't have
> to be very big if you frame switch them, although old routers might
> not run the images with features of interest. My setup was mostly
> 3640's, but that was what was on hand.
>
> I'm looking into the possibility of virtual classes with such a setup
> and curriculum, but haven't yet decided if there's a market.
>
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