Question about peering

Suresh Ramasubramanian ops.lists at
Fri Apr 6 20:45:16 CDT 2012

what does it cost you to peer, versus what does it cost you to not peer?

if you are at the same ix the costs of peering are very low indeed

On Saturday, April 7, 2012, Anurag Bhatia wrote:

> Hello everyone
> I am curious to know how small ISPs plan peering with other interested
> parties. E.g if ISP A is connected to ISP C via big backbone ISP B, and say
> A and C both have open peering policy and assuming the exist in same
> exchange or nearby. Now at this point is there is any "minimum bandwidth"
> considerations? Say if A and C have 1Gbps + of flowing traffic - very
> likely peering would be good idea to save transit costs to B. But if A and
> C have very low levels - does it still makes sense? Does peering costs
> anything if ISPs are in same exchange? Does at low traffic level it makes
> more sense to keep on reaching other ISPs via big transit provider?
> Thanks.
> --
> Anurag Bhatia
> or simply - http://[2001:470:26:78f::5] if you are on IPv6 connected
> network!
> Twitter: @anurag_bhatia <!/anurag_bhatia>
> Linkedin:

Suresh Ramasubramanian (ops.lists at

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