[CentOS] Re: RADVD and default IPv6 gateway

Wed Jul 16 00:00:41 UTC 2008
Robert Moskowitz <rgm at htt-consult.com>

Robert Moskowitz wrote:
> Scott Silva wrote:
>> on 7-15-2008 4:08 PM Robert Moskowitz spake the following:
>>> the man page for RADVD says:
>>>
>>> radvd is the router advertisement daemon for IPv6. It listens to router
>>> solicitations and sends router advertisements as described in "Neighbor
>>> Discovery for IP Version 6 (IPv6)" (RFC 2461). With these advertise-
>>> ments hosts can automatically configure their addresses and some other
>>> parameters. They also can choose a default router based on these adver-
>>> tisements.
>>>
>>>
>>> But there is nothing I see in man radvd.conf that answers how hosts 
>>> choose a default router, nor can I find anything else about this.
>>>
>>> Anyone know the answer or where to get the information???
>> I do believe that radvd runs only on the default router, so everyone 
>> else just waits for the advertising messages.
>>
>> I found this;
>> http://fermiparadox.wordpress.com/2007/02/18/using-radvd/ 
> Thanks for this URL. But it does not contribute anything on routing.
>
> On further reading of man radvd.conf I find:
>
> interface name {
> list of interface specific options
> list of prefix definitions
> list of route definitions
> };
>
> ...
>
> Route definitions are of the form:
>
> route prefix/length {
> list of route specific options
> };
>
>
> But there are no examples of 'list of route definitions.
>
>
> I am guessing that if I want a global default route through the radvd 
> box using the defaults for the options I add the line:
>
> route ::/0;
>
> to the interfaces.
>
> Here goes.... 
Well, what is needed is:

route ::/0
{
};

And the boxes are now getting out!