nanog mailing list archives

Re: flow analysis for juniper devices


From: bas <kilobit () gmail com>
Date: Tue, 16 Nov 2010 00:33:37 +0100

Hi,

On Sun, Nov 14, 2010 at 4:17 AM, Richard A Steenbergen <ras () e-gerbil net> wrote:
On Sun, Nov 14, 2010 at 12:07:40PM +1000, Mehmet Akcin wrote:
any recommendations on freeware flow analysis tool which can show the
flow not only per prefix basis but also show asn and/or country/region
as well? Juniper only.

feel free to contact on/off list.

Juniper's flow export is just like everyone else's (*), so any tool will
do the same thing. Country/region analysis would depend on third party
geolocation services, which have nothing to do with netflow. :)

(*) Well, except M/T/MX only support NetFlow v5/v8 in the free software
based sampling mode, you need an expensive services card and software
license to do v9 for some reason.

Shouldn't there be a (**)

(**) Also Except for MX'es with trio chipsets. These can do
inline-jflow that export to IPFIX (modified netflow v9)

All of the open source collector solutions I've tried that can handle
v9 cannot handle IPFIX from the trio cards.

Richard; Do you have something that handles IPFIX?

Bas


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