On Tue, Mar 3, 2015 at 2:04 PM, Scott Leibrand <scottleibrand@gmail.com> wrote:

See criterion #3 at https://blog.apnic.net/2014/09/02/2-byte-asn-run-out/ for a brief explanation of why 2-byte ASNs are still preferred for IXP peering. 

Scott, thank you.  I was looking only at the other peer, and its equipment, supporting 4byte.  As we are not using communities (small operator, here), I did not remember that use case.

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Sanjeev Gupta
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