If your server doesn't have routes in the routing table back to the subnets of the source ips, then most likely the packets are dropped by Linux's rp_filter protection mechanism. You can disable rp_filter on all interfaces and see if there are any differences.
On Fri, Aug 21, 2015 at 11:37 AM, Roman Mavrichev <roman.mavric...@gmail.com > wrote: > The are workaround exists - for example, I set up on my routers /32 > adresses on Loopback`s from same subnet, where nfsen located, as source for > netflow traffic. > > > > > ------------------------------------------------------------------------------ > > _______________________________________________ > Nfsen-discuss mailing list > Nfsen-discuss@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/nfsen-discuss > >
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