[Xorp-users] RFC 2461 - Neighbor Discovery for IPv6

[Samuel Portero Bolanos]

Hi Bruce,

Bruce Simpson escribió:
> Samuel Portero Bolanos wrote:
>> i just installed xorp and i try configure to do automatic neighbor
>> discovery for ipv6. i dont know how do it or its posible.
>>
>> i was used zebra and 'ipv6 nd prefix-advertisement' command in another
>> machine and it was work fine.
>>   
> 
> Anything's possible, it's just about how you do it.
> 
>    I am still spinning up here, so I don't know if this is already on
> the feature roadmap for XORP 2.0. The XORP architecture is changing, so
> I'm not up to date with what's involved in implementing all of this.
> 
>    You'd have to step outside of XORP to do this for the time being. For
> example in FreeBSD (and other KAME based BSDs) there is the 'rtadvd'
> daemon which takes care of this. I don't know offhand what the
> equivalent would be in whatever platformyou're using, as you don't
> mention which platform you are using.


I'm using RHEL5 and radvd from redhat repositories, but I want do the
ipv6 advertisement using the same routing software.


> 
>    It looks like this Zebra option got renamed to plain old 'ipv6 nd
> prefix ...' although the wording you quote is the Juniper wording. Based
> on a quick examination of what Quagga does to implement this option, it
> looks like it does implement it at protocol level. NDP itself is not
> really a router component as such; it's a function of the host's IPv6
> stack.
> 
>    So what we'd be ideally looking for is a code contribution to do
> this. Speaking Router Advertisements is done in NDP, and that is
> encapsulated in ICMPv6. The FEA already supports raw IPv6 sockets, so
> ideally there just needs to be a component which takes router
> configuration and sets up a bunch of timers to multicast the RA on the
> local link. It is perhaps an afternoon to a day's work for someone who
> knows the XORP source tree well, and an educational exercise for someone
> who wishes to learn.

Ok, I'll wait ;)

> thanks,
> BMS

thank you vm!

-- 
Samuel F. Portero Bolaños
Área de Seguridad Informática
Centro Informático Científico de Andalucía (CICA)
Avda. Reina Mercedes s/n - 41012 - Sevilla (Spain)
Tfno.: +34 955 056 600 / FAX: +34 955 056 650
Consejería de Innovación, Ciencia y Empresa
Junta de Andalucía
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