IPv6 MTUs smaller than 1280 bytes?

[Gert Doering]

Hi,

On Mon, Sep 13, 2010 at 06:26:21AM -0700, Fred Baker wrote:
> > Yes - which is, specifically, why I'm asking whether technology is out
> > there today that has "small MTU" limitations but at the same time does not
> > provide L2 (L2.5) segmentation and reassembly.
> 
> IEEE 802.15.4-2006 (133 octets, part of which is an ethernet-like
> header and trailer) is an example. In March, 802.15.4g added options
> to increase the size to 2047 bytes and include a four byte CRC,
> which is a good thing, but up until recently we have been looking
> at very small frames.

Thanks.  So how do people adapt IPv6 to 802.15.4-2006?

> To be honest, I'm not sure what L2, apart from ATM, *does* provide L2 
> segmentation and reassembly. Certainly not anything from CCITT 

X.25 :-)

Gert Doering
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