Re: Split Horizon

I think you mean synchronization

On Thu, Apr 23, 2009 at 2:43 PM, Scott M Vermillion <
scott_ccie_list_at_it-ag.com> wrote:

> R.B,
>
> I would just clean that up a little and replace "packet" with "destination"
> or something along that line.
>
> People sometimes (recently) use this in iBGP discussions, which I believe
> to be a slightly improper application of the term. The full
> mesh/synchronization requirement has as much if not more to do with serving
> as an anti-blackholing mechanism vs. preventing loops from forming. And
> even to the extent that it does prevent loops, it does so slightly
> differently as contrasted to, say, RIP split-horizon, so this is not a term
> that I personally use in the context of BGP. Others do, though, and so this
> is probably one context worth making note of.
>
> The term has also been borrowed for split-horizon DNS and so forth. But it
> generally infers a behavior where otherwise flooded information is not
> reflected back towards its point of origin relative to any given point in a
> topology.
>
> What was the catalyst for your question?
>
> Regards,
>
> Scott
>
>
>
>
> On Apr 23, 2009, at 7:03 , Robin Betterley wrote:
>
> Hi GS,
>>
>> The basic principle is simple: Information about the routing for a
>> particular packet is never sent back in the direction from which it
>> was received.
>>
>> Is there any other known principle of split horizon?
>>
>> Cheers,
>> R.B
>>
>>
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