On Tue, Sep 1, 2015 at 12:14 PM, Roland Dobbins <rdobb...@arbor.net> wrote:
> On 1 Sep 2015, at 23:10, Job Snijders wrote: > > > To answer your first question: i see no issue in transporting flow > > export traffic over the same backbone used to serve customer traffic. > > This is not good advice, for the reasons I stated previously in this > thread. Your advice is not "one size fits all". I've done netflow over production links for two very large backbone networks. Over the combined 17(?) years, never saw a problem. If your network is likely to be partitioned by a small number of failures, that might be a different case, but you can't make blanket statements. -Steve