Re: [76attendees] Rogue IPv6 RA

Arifumi Matsumoto <arifumi@nttv6.net> Mon, 09 November 2009 10:50 UTC

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From: Arifumi Matsumoto <arifumi@nttv6.net>
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Date: Mon, 9 Nov 2009 19:52:48 +0900
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To: Yuji Sekiya <sekiya@wide.ad.jp>
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Cc: 76attendees@ietf.org
Subject: Re: [76attendees] Rogue IPv6 RA
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Hi,

On 2009/11/09, at 13:43, Yuji Sekiya wrote:

>
> Dear IET76 Attendees,
> This is Yuji Sekiya, IETF NOC.
>
> Someone's laptop announces Rogue IPv6 RA on
> SSID:ietf network.
>
> We send fake RAs with routerlifetime=0, so your computer
> may not be affected, however, the Rogue RAs are still announced.

Is that true ?

IIRC, routerlifetime and address lifetime is not correlated.

So, that address can be used for the source address for
outgoing sessions, right ?

You also have to deprecate the address by announcing PIO
with preferred lifetime 0.

Regards,

>
> MAC addresses of laptop which announces Rogue RA are
>
>   00:1b:77:bc:a4:e6
>   00:21:6b:3c:8c:e2
>
> Please STOP announcement of Rogue RA !!!
>
> -- Yuji Sekiya
>
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