Date: Wed, 26 Apr 2006 08:19:22 -0700 From: "Bruce A. Mah" <bmah@freebsd.org> To: Maxim Konovalov <maxim@freebsd.org> Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/netgraph/netflow netflow.c Message-ID: <444F8F7A.80106@freebsd.org> In-Reply-To: <200604251956.k3PJusEr029501@repoman.freebsd.org> References: <200604251956.k3PJusEr029501@repoman.freebsd.org>
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[-- Attachment #1 --] Maxim Konovalov wrote: > maxim 2006-04-25 19:56:54 UTC > > FreeBSD src repository > > Modified files: > sys/netgraph/netflow netflow.c > Log: > o Set to zero engine_type, engine_id and pad (cisco calls it > sampling_interval) fields in netflow v5 header. We do not use > them but some netflow tools show garbage. > > PR: kern/96296 http://www.FreeBSD.org/cgi/query-pr.cgi?pr=96296 > Submitted by: David Duchscher > Approved by: glebius > MFC after: 1 week FYI: Cisco documents the pad / sampling_interval field in the NetFlow v5 header differently in different documents (specifically, in different versions of the NetFlow Solutions Guide). IIRC, an earlier version called it "sampling_interval" and a later version converted this to padding (I don't know if IOS ever put anything other than zero here, however). This likely accounts for some of the confusion surrounding this field. Bruce. [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFET49+2MoxcVugUsMRAqDNAJ9ioze/oDx027ciUc2+wF45oRZlnwCdGjSA eTaDGVxP2QujDI9WkGwS+Ss= =WmlP -----END PGP SIGNATURE-----
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