[c-nsp] Carrier grade NAT44 & newest Cisco boxes
Ruslan Pustovoitov
rus-p at mostelekom.net
Thu Mar 15 02:07:23 EDT 2012
I know Alcatel has Bulk Port Allocation in it's MS-ISA and it work fine.
ISM-100/CGSE has no such feature but my aim is argue that ISM is the
right answer )
Jean-Francois.TremblayING at videotron.com пишет:
>> We in europe have some pressure to have the ability to map the
>>
> ip/port/timestamp
>
>> touple back to user. Of course nobody will be able to deliver the port
>>
> together
>
>> with the ip and an accurate enough timestamp for this to be meaningfull.
>>
>
> Bulk Port Allocation (also called Port Range Allocation) is probably what
> you're looking for.
> It reduces logging requirements by several orders of magnitudes and your
> timestamping
> doesn't have to be as precise. This is a must to deploy any CGN, IMHO.
>
> Coming soon to your favorite Cisco CGN implementation, apparently...
>
>
>> I can see this becoming a larger problem when more nats appear on
>>
> conventional
>
>> DSL / FTTx / Cable access products as opposed to just low bandwidth
>>
> mobile networks.
>
> Mobile networks aren't that low bandwidth anymore. They have the same
> issues with logging.
>
> /JF
>
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