IPv6 MTUs smaller than 1280 bytes?

[bmanning at vacation.karoshi.com]

yes - we see MTUs of 1220 with some regularity.

--bill


On Fri, Sep 10, 2010 at 05:36:52PM -0300, Fernando Gont wrote:
> Hi,
> 
> I'm told that in some scenarios, IPv6 operates over link-layers that do
> not provide an MTU gretear than or equal to 1280 bytes (the IPv6
> required minimum MTU).
> 
> Has anybody seen such a thing?
> 
> P.S.: Yes, I'm aware of what RFC 2460 requires.
> 
> Thanks,
> -- 
> Fernando Gont
> e-mail: fernando at gont.com.ar || fgont at acm.org
> PGP Fingerprint: 7809 84F5 322E 45C7 F1C9 3945 96EE A9EF D076 FFF1
> 
> 
> 
>