[c-nsp] Assigning a static IPv6 address to a PPP session

Bjørn Mork bjorn at mork.no
Mon Mar 15 19:13:40 EDT 2010


Victor Lyapunov <victor.lyapunov at gmail.com> writes:

> Hello Bjørn, Gert
>
> Bjørn have you tried using the "Framed-Interface-Id" with a Cisco CPE?

No, I'm afraid I haven't.

> I have tried the combination Framed-Interface-Id + Framed-IPv6-Prefix
> with no luck so far
> (The /64 prefix is applied to the dialer interface but the last 64
> bits of the PPP interface
> address are not affected by the Framed-Interface-Id attribute)
>
> In the ERX which attribute do you use for defining the Prefix
> delegated through DHCP-PD?

That would be the Delegated-IPv6-Prefix (RFC 4818).  This is not a
default configuration, but must be configured using

 aaa ipv6-nd-ra-prefix framed-ipv6-prefix
 aaa dhcpv6-delegated-prefix delegated-ipv6-prefix


The ERX default is to use the Framed-IPv6-Prefix for PD.




Bjørn



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