On Fri, 15 Jun 2012 10:52:17 -0000, "Nagendra Kumar (naikumar)" said:
> Per my understanding, it is not required to have ipv6 address in loopback > intf on all P routers inorder to have 6PE work. If I remember it correctly, P > router will use ::FFFF::<ipv4-addr> while originating ICMPv6 error message. How the heck is that supposed to work in an all-IPv6 network where you don't *have* an ipv4-addr? Plus, as Owen noted, leaking those on the wire is considered bad form.
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