option 212 for 6RD

Daniel Roesen dr at cluenet.de
Fri Jan 18 10:54:27 CET 2013

Hi Tassos,

[please send plain-text, not just HTML - thanks!]

On Fri, Jan 18, 2013 at 11:42:21AM +0200, Tassos Chatzithomaoglou wrote:
>     Imho, this (use of RA MTU) is the easiest way to go in every case.
>     This should either be hardcoded or computed from the WAN link.<br>

Scenario with two Internet-connected routers, each having a different
WAN MTU. What MTU do you expect both of them to advertise to the LAN?

>     As an extra step, someone could have a larger MTU to be advertised
>     for local attached networks.<br>

How so? MTU is a property of a L2 domain, a "link". There is no such
thing as a "default route MTU" or a "prefix MTU" in RAs.

Best regards,

CLUE-RIPE -- Jabber: dr at cluenet.de -- dr at IRCnet -- PGP: 0xA85C8AA0

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