(RADIATOR) Client - group by subnet

[Barry Ard]

Fantastic. I guess you were burning the midnight oil.

Mike McCauley wrote:
> Hello Bjoern,
>
> After much further consideration, we have just added CIDR address 
> specification support for Clients.
>
> You can now have optional CIDR masks, for example:
>
> <Client 203.63.154.0/24>
>
> or 
> <Client 127.0.0.0.1/32>
>
> etc.
>
> The support is now in the latest patch set.
> Please let us know if it works for you. Feedback to me please.
>
> Cheers.
>
> On Wednesday 04 June 2008 21:02, you wrote:
>   
>> On Wed, 4 Jun 2008, Hugh Irvine wrote:
>>
>> Hi Hugh,
>>
>>     
>>> We've looked at this several times, but we haven't been able to come up
>>> with a suitable solution.
>>>
>>> The problem is unbounded memory usage if the Client definition isn't done
>>> correctly, and we consider this an unacceptable possibility.
>>>       
>> Can you elaborate on this? In what way could a Client definition use
>> unlimited amounts of memory?
>>
>> Would the problem be like if someone accidentally gives a /2 instead
>> of a /24 and you'd then explode that to a list of single addresses?
>> Or is it something different maybe affecting runtime?
>>
>>
>> Regards,
>> Bjoern
>>     
>
>   


-- 
=================================================================
Barry Ard                                   barry.ard at ualberta.ca
Network Operations
Academic Information and Communication Technologies (AICT)
University of Alberta
Edmonton, Alberta   Canada

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