Alive sessions in radacct table

Anisa Allahdadi anisa.alla at
Mon Sep 28 14:45:38 CEST 2015

‌But isn't it the same NAS sending Interim-Update? My question is why only
one station sends and the others not? I use just one NAS! By the way, I
figured that this type of AP (DWL-2100AP) supports Acct-Interim-Interval
(the newer firmwares), but I can't find any clue how to set that!

On Mon, Sep 28, 2015 at 12:38 PM, Alan DeKok <aland at>

> On Sep 28, 2015, at 5:52 AM, Anisa Allahdadi <anisa.alla at> wrote:
> > First of all, I didn't change any setting in the Access Point
> configuration
> > (it seems it was somehow there), but I added one line to the 'attrs'
> file,
> > in the DEFAULT section:
> > Acct-Interim-Interval <= 300
> >
> > And since then, one station is sending Interim-Update requests, but not
> the
> > other stations! Why is that so? This station that sends Interim-Update
> has
> > the wireless connection on the Radius Server itself. Does anybody have
> any
> > idea why is that so?
>   Because it's the fault of the NAS.  Ask the NAS vendors why they don't
> implement Acct-Interim-Interval.
>   As a general rule, when a NAS ignores an attribute... YOU MUST FIX THE
> NAS.  No amount of poking the RADIUS server will cause the NAS to behave
> differently.
>   Alan DeKok.
> -
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