Re: Sflow billing or usage calculation software

[Yang Yu <yang.yu.list () gmail com>]

> On Tue, Apr 16, 2019 at 2:14 AM Nick Morrison <nick () nanocat net> wrote:
>
> Actually the sflow standard is flexible, and there are many fields widely available, including input interface and 
> output interface, vlan/vxlan/mpls headers, etc. The sending device just needs to support the fields.


Vendor support for sFlow extended data types seems to be very limited
and there are quite a few caveats on when the data is
missing/inaccurate.

RFC5472 Section 4.2 Using IPFIX for Billing (Reliability Limitations)
might be applicable to sFlow as well.
https://tools.ietf.org/html/rfc5472#section-4.2


Yang