[manet] Re: BABEL question

Juliusz Chroboczek <[email protected]> Thu, 17 Jul 2025 23:39:00 +0200
Newsgroups gmane.ietf.manet
Message-ID <[email protected]>
> Section 2.5.6 of RFC4291 says:
> 
>    “Routers must not forward any packets with Link-Local source or
>     destination addresses to other links.”

> Based on a cursory read of your BABEL proposal,

You mean AHCP, right, not Babel?

> it appears that all addressing is Link-Local unless or until a global
> address becomes available and so the protocol is presumably doing
> multihop forwarding of packets with LL source or destination
> addresses. How do you resolve this apparent discontinuity
> with the IPv6 addressing architecture?

RFC 4291 deals with forwarding at the network layer, here they're being
resent at the application layer.  The operational difference is that the
source/destination addresses in the IP header are regenerated every time.

-- Juliusz


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