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On 01/20/2016 08:56 AM, Sean M. Collins wrote:
> On Tue, Jan 19, 2016 at 08:15:18AM EST, Matt Kassawara wrote:
>> No. However, we ought to determine what happens when both DHCP and RA
>> advertise it.
>
> We'd have to look at the RFCs for how hosts are supposed to behave since
> IPv6 has a minimum MTU of 1280 bytes while IPv4's minimum mtu is 576
> (what is this, an MTU for ants?).

Quibble - 576 is the IPv4 minimum, maximum MTU.  That is to say a 
compliant IPv4 implementation must be able to reassemble datagrams of at 
least 576 bytes.

If memory serves, the actual minimum MTU for IPv4 is 68 bytes.

rick jones