[radvd-devel-l] New IP added to interface associated with radvd

[Reuben Hawkins]

> I have a strange problem, and not sure if radvd is to blame or not.
> 
> I assign an IP to a device:
> 
>   inet6 2002:67::2/64 scope global
>       valid_lft forever preferred_lft forever
> 
> and then start radvd with this config file:
> 
> interface rddVR3
> {
>   AdvSendAdvert on;
>   IgnoreIfMissing on;
>   MinRtrAdvInterval 30;
>   MaxRtrAdvInterval 100;
>   prefix 2002:67::2/64
>   {
>      AdvOnLink on;
>      AdvAutonomous on;
>      AdvRouterAddr on;
>   };
> };
> 
> 
> A minute or so later, the peer interface gets what appears to be a proper
> IP.
> 
> But, the rddVR3 interface is also given a new IP:
> 
> 19: rddVR3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
>    link/ether aa:cf:47:e9:1d:b4 brd ff:ff:ff:ff:ff:ff
>    inet6 2002:67::a8cf:47ff:fee9:1db4/64 scope global dynamic
>       valid_lft 86252sec preferred_lft 14252sec
>    inet6 2002:67::2/64 scope global
>       valid_lft forever preferred_lft forever
>    inet6 fe80::a8cf:47ff:fee9:1db4/64 scope link
>       valid_lft forever preferred_lft forever
> 
> 
> Is this something that is expected to happen?
> 
> Thanks,
> Ben
> 
> -- 
> Ben Greear <greearb at candelatech.com>
> Candela Technologies Inc  http://www.candelatech.com
> 
> 
> -- 
> radvd-devel-l mailing list  :  radvd-devel-l at litech.org
> http://lists.litech.org/listinfo/radvd-devel-l

Hi Ben,

It seems unexpected.  Technically it should be no problem as the only required address on router advertising interfaces is the link local. Nonetheless, can you make your GIT repo available for clone?  I'd like to see what changes you made (to compare with my own). 

Thanks,
Reu


Sent from my iPhone

On Nov 5, 2010, at 4:32 PM, Ben Greear <greearb at candelatech.com> wrote: