[RADIATOR] Duplicate packets

Mahmoud Abdelsalam m.abdelsalam at wimd.com.kw
Mon Jul 18 03:22:12 CDT 2016


Hello Hugh,

As the term-cause is user-request, I identified the issue as faulty 
PPPoE client(i.e customer terminal router) because the issue is not 
general for all, i mean it happens with only some accounts.

Please advise.

Best Regards,

Mahmoud Abdelsalam.


On 07/18/16 11:11, Mahmoud Abdelsalam wrote:
> Hello Hugh,
>
> I am not handling start packets so they are ignored, as you may 
> noticed in the debug, with some of them it receives duplicates with 
> the same session ID while with some others it receives two-way 
> duplicates, I mean it receives parent and child sessions at the same 
> time and then duplicates for both, the child session has this 
> cisco-avpair = "parent-session-id=id".
>
> Also I handle stop packets, here is a DB dump:
>
> http://pastebin.com/J8WQFCAf
>
> and here is my config:
>
> http://pastebin.com/xMiuQGHH
>
> Best Regards,
>
> Mahmoud Abdelsalam.
>
> On 07/18/16 09:38, Hugh Irvine wrote:
>> Hello Mahmoud -
>>
>> The origin of all RADIUS requests is your network equipment.
>>
>> The only way duplicates happen is if the RADIUS server does not 
>> respond within the RADIUS timeout period or if the response does not 
>> arrive at the originiating device.
>>
>> In this particular case however, the Radiator debug log shows that 
>> the Radiator configuration file does not properly handle these 
>> accounting requests, so they are ignored.
>>
>> I would need to see a copy of your Radiator configuration file to be 
>> able to say any more.
>>
>> regards
>>
>> Hugh
>>
>>
>>> On 18 Jul 2016, at 16:12, Mahmoud Abdelsalam 
>>> <m.abdelsalam at wimd.com.kw> wrote:
>>>
>>> Hello,
>>>
>>> I have a weird situation here where our network team suspects Radiator
>>> as the cause, I am getting duplicate packets(Start,Stop) on Radiator,
>>> here is a sample:
>>>
>>> http://pastebin.com/M3D5P9wK
>>>
>>> We use both Cisco ISG and Mikrotik for PPPoE.
>>>
>>> I know Radiator is working fine and it has been for more than two years
>>> but I need an advice, could radiator at any case be the cause of such a
>>> duplicating?
>>>
>>> Please advice.
>>>
>>> Best Regards,
>>>
>>> Mahmoud Abdelsalam.
>>>
>>>
>>> _______________________________________________
>>> radiator mailing list
>>> radiator at open.com.au
>>> http://www.open.com.au/mailman/listinfo/radiator
>>
>> -- 
>>
>> Hugh Irvine
>> hugh at open.com.au
>>
>> Radiator: the most portable, flexible and configurable RADIUS server
>> anywhere. SQL, proxy, DBM, files, LDAP, NIS+, password, NT, Emerald,
>> Platypus, Freeside, TACACS+, PAM, external, Active Directory, EAP, TLS,
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>>
>



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