[ietf78-tech] Impact of long leases on IPv4 DHCP address ranges for wireless

Bill Jensen wej at doit.wisc.edu
Thu Jul 8 23:48:26 PDT 2010


Right.  Lease renewal does not require re-auth.  No since annoying folks 
with nuisance re-auths.

I don't have a strong opinion on how long to have authentications last. 
  Occasional table cleanup is probably wise.  Daily sounds fine to me. 
It can be set up to check each flow periodically and place apparently 
unused rules in a queue that, in turn, flush those rules.  The caveat is 
that getting carried away with this can lead to a lot of unnecessary work.

-wej

On 7/8/10 9:20 PM, Randy Bush wrote:
>> Uh... I thought the design goal was: login either 1 time , or at worst
>> 1 time a day.
>
> dhcp leases renew automagically, yes?  lease renewal does not require
> re-auth.  well, should not.
>
> but i do not think it wise to make folk auth more than once a day as
> long as they stay in range of one of our APs
>
> randy


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