Antwort: (RADIATOR) Re: *GhostSessions Problem

Tue Sep 10 12:26:47 CDT 2002

Thanks,

I have just changed the NasType for my windows clients to "Ping" - at
least it is better than nothing :-)

Regards,
Tunde I.

----- Original Message -----
From: "Andreas Stollar" <andreas at speakeasy.net>
To: "Ayotunde Itayemi" <aitayemi at metrong.com>
Cc: <radiator at open.com.au>
Sent: Tuesday, September 10, 2002 4:37 PM
Subject: Re: Antwort: (RADIATOR) Re: *GhostSessions Problem

> Hello,
>
> I was having a similar problem using "DefaultSimultaneousUse 1" in my
> config. I mostly blame our outsourced dial up vendor, who uses a chaotic
> mess of different NAS devices, so stop records did not always get
> received, and using either snmp or finger only worked for half of the
> NAS's out there. We were having a support nightmare with users not being
> allowed to dial up because Radiator had an active session. As a last
> resort I started using "NasType Ping" under my DEFAULT client. This has
> turned out almost perfect. Ok, so someone with a firewall that blocks icmp
> traffic will be able to get multiple sessions now, but this is minor
> compared to the amount of happy customers now no longer calling tech
> support.
>
> Andreas Stollar
> Speakeasy, Inc. Sr. System Administrator
>
> On Tue, 10 Sep 2002, Ayotunde Itayemi wrote:
>
> > Date: Tue, 10 Sep 2002 09:51:35 +0100
> > From: Ayotunde Itayemi <aitayemi at metrong.com>
> > To: "radiator at open.com.au" <radiator at open.com.au>
> > Subject: Re: Antwort: (RADIATOR) Re: *GhostSessions Problem
> >
> >
> > ----- Original Message -----
> > From: "Ayotunde Itayemi" <aitayemi at metrong.com>
> > To: "Hugh Irvine" <hugh at open.com.au>
> > Sent: Tuesday, September 10, 2002 9:51 AM
> > Subject: Re: Antwort: (RADIATOR) Re: *GhostSessions Problem
> >
> >
> > > Hi Hugh,
> > >
> > > I know you have said before that there is no way to query windows for
> > online
> > > clients
> > > using SNMP. This is just to the "house" in general. Is there anyone
out
> > > there with
> > > workable solutions for windows?
> > >
> > > Regards,
> > > Tunde I.
> > >
> > > ----- Original Message -----
> > > From: "Hugh Irvine" <hugh at open.com.au>
> > > To: "Christian Rautscher" <christian at run.bz.it>
> > > Cc: <radiator at open.com.au>
> > > Sent: Tuesday, September 10, 2002 8:34 AM
> > > Subject: Re: Antwort: (RADIATOR) Re: *GhostSessions Problem
> > >
> > >
> > > >
> > > > Hello Christian -
> > > >
> > > > As I discussed in a previous mail, Radiator can use the NasType
> > > > parameter in the Client clause(s) to enforce strict session limit
> > > > checking with the NAS equipement being used, as long as the NAS can
be
> > > > queried successfully.
> > > >
> > > > Unfortunately, we cannot provide solutions for all types of NAS and
all
> > > > versions of NAS software, so it becomes a matter of trial and error
for
> > > > Radiator users to work out how to make things work in their own
> > > > environment. We have provided a number of NasType modules and the
source
> > > > code for all of them is in the "Radius/Nas" directory.
> > > >
> > > > The only thing I can suggest is that you test the query that
Radiator
> > > > tries to run by hand to see what result you get, and if it is not
> > > > correct then you will need to verify what is wrong in the code and
> > > > correct it. It may also be the case that you need a different
version of
> > > > the SNMP code for example, or that your NAS needs to be configured
to
> > > > respond correctly to the query that Radiator tries to send.
> > > >
> > > > Note that we do not have any NAS equipment ourselves and we rely on
> > > > customers to do their own testing. Many customers have done exactly
this
> > > > and contributed their code, most of which is what is found in the
> > > > Radiator distribution.
> > > >
> > > > This is a vexing problem, I know, but there is little I can do to
help
> > > > you.
> > > >
> > > > regards
> > > >
> > > > Hugh
> > > >
> > > >
> > > > On Tuesday, September 10, 2002, at 04:22 PM, Christian Rautscher
wrote:
> > > >
> > > > >
> > > > > Hello Hugh,
> > > > > i did post it already in the Mailing List last week, but i
> > > > > got no reply. That's why i thought, as we did buy a
7-station-licence
> > > > > of Radiator i could send it to the support list, and hope
> > > > > that somebody will response me there :)
> > > > >
> > > > > You cannot help me or? I mean can you give me at least a little
> > > > > hint, how the problem could be resolved. ;)
> > > > >
> > > > > Happy working,
> > > > > regards,
> > > > > Christian
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > Hugh Irvine <hugh at open.com.au>@open.com.au am 10.09.2002 03:58:06
> > > > >
> > > > > Gesendet von:     owner-radiator at open.com.au
> > > > >
> > > > >
> > > > > An:    "Christian Rautscher" <christian at run.bz.it>
> > > > > Kopie: radiator at open.com.au (Blindkopie: Christian
> > Rautscher/RUN/RAIFF)
> > > > >
> > > > > Thema: (RADIATOR) Re: *GhostSessions Problem
> > > > >
> > > > >
> > > > >
> > > > > Hello Christian -
> > > > >
> > > > > I have posted this to the Radiator mailing (radiator at open.com.au)
list
> > > > > for you.
> > > > >
> > > > > You should post these questions to the Radiator list, not the
support
> > > > > list.
> > > > >
> > > > > regards
> > > > >
> > > > > Hugh
> > > > >
> > > > >
> > > > > On Monday, September 9, 2002, at 07:30 PM, Christian Rautscher
wrote:
> > > > >
> > > > >> Hello Hugh, hi everybody,
> > > > >>
> > > > >> i'd like to ask if some1 could help me with the quite "famous"
> > > > >> Problem of the "ghost-sessions" in Radiator-DB.
> > > > >>
> > > > >> P.es.
> > > > >>
> > > > >> AccessServer works fine. Connecting clients will be registered in
> > > > >> the Radonline-DB of Radiator with their SessionStart-Entry. Now
lets
> > > > >> assume that at a certain point, due to networking failure or
other
> > > > >> reason
> > > > >> Radiator and AccessServer aren't able to comunicate to each other
> > > > >> anymore.
> > > > >>
> > > > >> Now we assume that Client A and B are disconnecting themselves
right
> > at
> > > > >> this moment.
> > > > >> PROBLEM:    NAS doesn't send Stop-Session-Entry to Radiator, so
for
> > > > >> Radiator that
> > > > >>       client is still online.
> > > > >>
> > > > >> Now let's assume that the communication Problem between Radiator
and
> > > > >> NAS
> > > > >> has been
> > > > >> solved, and  client A would like to re-enter. But isn't able,
because
> > > > >> of
> > > > >> the
> > > > >> configuration of Radiator the client exceeds the its allowed
> > > > >> simulateous
> > > > >> Permission of 1.
> > > > >>
> > > > >> As i've already tried with the Nas-Type Attribute but somehow it
> > won't
> > > > >> work
> > > > >> as it should.
> > > > >>
> > > > >> As i noticed that this kind of problem appeared quite often in
this
> > > > >> mailing-list i hope that
> > > > >> someone may be able to help me.
> > > > >>
> > > > >> Thank you just in advance,
> > > > >> Christian
> > > > >>
> > > > >>
> > > > >>
> > > > >>
> > > > >>
> > > > >>
> > > > >
> > > > > --
> > > > > Radiator: the most portable, flexible and configurable RADIUS
server
> > > > > anywhere. Available on *NIX, *BSD, Windows 95/98/2000, NT, MacOS
X.
> > > > > -
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> > > > >
> > > > >
> > > > >
> > > > >
> > > >
> > > > --
> > > > Radiator: the most portable, flexible and configurable RADIUS server
> > > > anywhere. Available on *NIX, *BSD, Windows 95/98/2000, NT, MacOS X.
> > > > -
> > > > Nets: internetwork inventory and management - graphical, extensible,
> > > > flexible with hardware, software, platform and database
independence.
> > > >
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