Hi,

The data transfer figures sent in these accounting packets are important to us because we have capped services as well as unmetered. Without being able to accurately keep track of the data transferred during sessions, it is impossible to tell if users are exceeding the caps. This in turn means that they can receive the same service as the unmetered users at a much cheaper rate.

I have written an application to analyse the incoming alive and stop packets to gather the input and output octet values and to produce daily transfer statistics. When it determines that a transfer value is of a timestamp type, it ignores the data. But as some user's sessions only ever receive this type their transfer stats are never updated.


Kind regards,
Tim O'Donovan

Seferovic Edvin wrote:
Hello,

is the timestamp in the Accounting packet really important for your
monitoring puroposes?

Regards,
Edvin

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]
g] On Behalf Of Tim O'Donovan
Sent: Dienstag, 13. Juni 2006 21:19
To: freeradius-users@lists.freeradius.org
Subject: Peculiar Input/Output Octet Data In Alive/Stop Packets

Hi,

The majority of alive and stop packets received by our FreeRadius server
contain correct input and output octet data, but there are a number of
users that receive a UNIX time formatted integer translating to midnight
of the day the packet was received instead of the correct data.

Here's an example of such a packet, note the output octets:

Tue Jun 13 16:05:30 2006
         User-Name = "[EMAIL PROTECTED]"
         NAS-IP-Address = xxx.xxx.xxx.xxx
         NAS-Port = 29
         Service-Type = Framed-User
         Framed-Protocol = PPP
         Framed-IP-Address = xxx.xxx.xxx.xxx
         Proxy-State = 0x42543030326436336366643134
         Acct-Status-Type = Alive
         Acct-Delay-Time = 0
         Acct-Input-Octets = 899858807
         Acct-Output-Octets = 1150153200
         Acct-Session-Id = "0002576E"
         Acct-Authentic = RADIUS
         Acct-Session-Time = 1583103
         Acct-Input-Packets = 7437599
         Acct-Output-Packets = 8973389
         NAS-Port-Type = Virtual
         Client-IP-Address = xxx.xxx.xxx.xxx
         Acct-Unique-Session-Id = "372fc40c32b2b500"
         Timestamp = 1150211130


The output octets figure 1150153200 translates to Tue Jun 13 00:00:00
2006 GMT.

We currently do not have direct access to the NAS servers that are
sending across this data, but we have worked together with our provider
towards replicating this through testing. In each case the expected data
is reported and we have yet to reproduce the error manually.

As the data transfer has only recently become an area we wish to monitor
and log, it is impossible to tell whether this has always been occurring.

Has anyone experienced this before?

Any help or advice would be greatly appreciated.


Kind regards,
Tim O'Donovan



























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