nanog mailing list archives

Re: common method to count traffic volume on IX


From: Nick Hilliard <nick () foobar org>
Date: Tue, 17 Sep 2013 12:02:08 +0100

On 17/09/2013 11:52, Martin T wrote:
Is there a common method to count this traffic on a switch-fabric?
Just read all the switch interface "packets input" counters with an
interval to get the aggregated input traffic and read all the switch
interfaces "packets output" counters to get the aggregated output
traffic?

most IXPs count this as the sum of all ingress packets over a period of 300
seconds.  A small number of IXPs do different stuff, e.g. different
sampling interval or counting traffic on inter-switch links.

Nick




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