Re: common method to count traffic volume on IX

On 18/09/2013 23:55, Niels Bakker wrote:

Ding ding ding! And that's why honest IXPs graph both, to show that they have no packet loss on their inter-switch links.

If in > out, it's not necessarily inter-switch packet loss. The difference between the two will also include packet loss for same-switch egress traffic on customer ports. Nick