wake on lan / wol with linux in IPv6-LAN (without IPv4)

Sander Steffann sander at steffann.nl
Mon Sep 22 23:41:30 CEST 2014


Hi Andrew,

> Please help me understand.
> 
> The standards' purpose is to facilitate the interoperability.
> 
> "MLD snooping" happens within a single device.
> 
> Its only result in a correct implementation must be "if you join the
> group, you should get the traffic, if you did not, you should not"
> function.
> 
> A result of composition of multiple independent correct
> implementations of this function remains the same - "if you join the
> group, you should get the traffic, if you did not, you should not".
> 
> So, which undefined behaviors that prevent the interop today do you
> think would need to be standardized ?

Maybe it's as simple as writing down what you described :)  Standards don't have to be complicated. Maybe it can describe how a device should operate in certain failure scenarios like when 1000 hosts join 500 multicast groups each and the switch runs out of memory/CPU/etc. The most 'interesting' interoperability problems occur when different devices behave in different ways in weird situations :)

And maybe it is just as simple as you describe :)

Cheers,
Sander



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