Re: Peering best practices advice needed.

["Rolo Tomassi" <rolotomassi32 () hotmail com>]

Rich LOL !! thanks for your input :)

> From: Richard Irving <rirving () antient org>
> To: Rolo Tomassi <rolotomassi32 () hotmail com>
> CC: nanog () merit edu
> Subject: Re: Peering best practices advice needed.
> Date: Wed, 08 Dec 2004 12:56:13 -0500
>
> Rolo Tomassi wrote:
> > Hi all,
> >
> > Please forgive the simplistic nature of the query..
> >
> > Basically my company is multi-homed with 2 different providers in the UK, 
> > and advertising a /18. Now some colleaguges in another part of the world 
> > want to break that /18 into two /19's and advertise one /19 and we 
> > advertise the other. This is fine, however we are NOT running IBGP in the 
> > core, therefore the UK customers in the /19 will not be able to reach the 
> > other /19 as there would be a loop detected through EBGP.
>
>    Pardon my simplistic solution, try dropping the /18, and -only-
> advertise the corresponding /19 from each region.
>
> > Now someone mentioned that we could use AS-LOOP-IN feature which will 
> > overcome this problem and allow us to route to each other via EBGP. I 
> > really think this is a bad idea but until we get an internal link - I dont 
> > see a way forward. So... anyone doing this currently in their network or 
> > have any "best practices" way round this. I want our company to be good 
> > Netizens but still be able to pass traffic between the 2 /19's.
>
>   See above. K.I.S.S. (No offense intended ;)
>
> > Any help would be greatly appreciated.
> >
> > Rolo !
> >
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