Re: default ipv6 route?

[Roy Marples <roy%marples.name@localhost>]

Hi Brett

On 24/04/2015 04:40, Brett Lymn wrote:
> I am clearly doing something wrong here.  I have a machine with a wired
> ethernet connection that I have manually configured the ipv4 address
> for, it appears to have an ipv6 address:
> 
> wm0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         capabilities=7ff80<TSO4,IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx>
> 
> capabilities=7ff80<TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx,TCP6CSUM_Rx>
>         capabilities=7ff80<TCP6CSUM_Tx,UDP6CSUM_Rx,UDP6CSUM_Tx,TSO6>
>         enabled=0
>         ec_capabilities=7<VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU>
>         ec_enabled=0
>         address: 74:d0:2b:2b:89:bc
>         media: Ethernet autoselect (1000baseT
> full-duplex,flowcontrol,rxpause,txpause)
>         status: active
>         inet 192.168.3.1 netmask 0xffffff00 broadcast 192.168.3.255
>         inet6 fe80::76d0:2bff:fe2b:89bc%wm0 prefixlen 64 scopeid 0x1
> 
> but I cannot seem to add a default route for ipv6 to point to my home
> router.  I know my ipv6 set up is ok because a laptop I configure using
> dhcp works fine with ipv6 so it must be something I am not doing on the
> wired machine.  Any suggestions?  Thanks.

DHCPv6 does not specify any default route or prefix.
On NetBSD, DHCPv6 is only started when a RA is received with either the
O or M flags set and even then you need to use dhcpcd(8) to get this
working.

Did your host receive a valid RA?

Roy