Sharlon R. Carty me at sharloncarty.net
Sat Apr 18 14:51:54 CDT 2009

I have been looking at ams-ix and linx, even some african internet  
exchanges as examples. But seeing how large they are(ams-x & linx) and  
we are in the startup phase, I would rather have some tips/examples  
from anyone who has been doing IXP for quite awhile.
So far all the responses have been very helpful.

On Apr 18, 2009, at 1:28 PM, Nick Hilliard wrote:

> On 17/04/2009 15:11, Sharlon R. Carty wrote:
>> I like would to know what are best practices for an internet  
>> exchange. I
>> have some concerns about the following;
>> Can the IXP members use RFC 1918 ip addresses for their peering?
>> Can the IXP members use private autonomous numbers for their peering?
>> Maybe the answer is obviuos, but I like to know from any IXP admins  
>> what
>> their setup/experiences have been.
> If it's your exchange, you can do anything you want.  I one saw a  
> network which used for connectivity.  But I'd strongly  
> suggest insisting from day 1:
> - public IP addresses for ipv4 and ipv6
> - requirement for all members to use BGP, their own ASN and their  
> own address space
> - no customer IGPs
> - dropping customer bpdus on sight
> - ruthless and utterly fascist enforcement of one mac address per  
> port, using either L2 ACLs or else mac address counting, with no  
> exceptions for any reason, ever.  This is probably the single more  
> important stability / security enforcement mechanism for any IXP.
> You should also take a look at the technical requirements on some of  
> the larger european IXP web sites (linx / ams-ix / decix / etc), to  
> see what they allow and don't allow.
> It goes without saying that you're not going to be able to do this  
> on your average low-end switch.
> Nick

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