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Re: [v6ops] draft-palet-v6ops-464xlat-opt-cdn-caches **Call for Adoption**

Ca By <cb.list6@gmail.com> Thu, 09 January 2020 14:22 UTC

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References: <FFB9FE6E-D2D2-46A2-8F2A-DB4E5534FE3E@consulintel.es> <2020010616354842655859@chinatelecom.cn> <3d68d660-0b61-cfe3-43e7-14563c47413d@gmail.com> <2020010722094585159928@chinatelecom.cn> <4A39BB6A-6711-4B31-8122-3698FDD4AAAB@consulintel.es> <740e446e-a7f1-1b35-764d-98b26644fa01@si6networks.com>
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From: Ca By <cb.list6@gmail.com>
Date: Thu, 09 Jan 2020 06:22:03 -0800
Message-ID: <CAD6AjGSAuukvhWqtgV99aGYENeV+5LD3GyryYyugNHFct6RZww@mail.gmail.com>
To: Fernando Gont <fgont@si6networks.com>
Cc: JORDI PALET MARTINEZ <jordi.palet=40consulintel.es@dmarc.ietf.org>, v6ops <v6ops@ietf.org>
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Subject: Re: [v6ops] draft-palet-v6ops-464xlat-opt-cdn-caches **Call for Adoption**
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On Thu, Jan 9, 2020 at 5:09 AM Fernando Gont <fgont@si6networks.com> wrote:

> On 8/1/20 11:11, JORDI PALET MARTINEZ wrote:
> > Hi Chongfeng,
> >
> >
> >
> > In 464XLAT, the way you allocate ports to customers in the NAT64 is
> > typically much more efficient than in pre-allocation as done commonly in
> > CGN or even MAP.
>
> How do you mitigate the potential of DoS if you don't pre-allocate a
> range or number of ports to each customer?
>

Same way you do it in NAT44, you set an upper bounds on number of sessions
a user can dynamically create.



> Thanks,
> --
> Fernando Gont
> SI6 Networks
> e-mail: fgont@si6networks.com
> PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492
>
>
>
>
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