in vs. out
aland at deployingradius.com
Wed Oct 3 17:45:28 CEST 2007
wlan at mac.com wrote:
> I'm wondering if anyone has an opinion of the right meaning for input
> vs. output with respect to acct-in/output-octets/packets?
> In RFC 2866, it says:
> Acct-Input-Octets = This attribute indicates how many octets have
> been received from the port over the course of this service being provided.
Remember, this is from the view that users connect to a port on the
NAS. So data received "from the port" means "from the user". See also
the Livingston Portmaster documentation:
They are the people who wrote the original RADIUS specification, so
they should know what it means.
> In the manual of a popular commercial access controller, it says:
> Acct-Input-Octets = Number of octets/bytes received by the customer.
That is wrong. It is number of bytes received FROM the customer, TO
> Which is a rather "outward" way of looking at the "port" referred to in
> RFC. I have also seen it defined in the reverse way. To be standard with
> commercial gear, I have taken the above definition as being the 'right
> way' ... other opinions?
Follow the standards. Do not follow broken vendors.
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