[Dnsmasq-discuss] IPv6 configuration question

[Simon Kelley]

On 24/03/14 17:44, John Newlin wrote:
> Is it required to set a global ipv6 address on the interface that dnsmasq
> is serving in order for ipv6 information requests to work?

It is.

> 
> Currently this system works by requesting a DP and IA from the upstream
> dhcpv6 server, setting the WAN port address to the IA and setting a route
> to get packets from the LAN to WAN.
> 
> We've been using radvd to send RA's to the LAN but want to switch
> everything over to dnsmasq.  My fumbling around so far has found that it
> seems necessary to assign a global IPv6 address to the LAN port to make
> dnsmasq happy.
> 
> FWIW my config files looks like:
> # cat *.conf
> # Set flag cwmp, when vendor-class contains dslform.org
> dhcp-vendorclass=cwmp,dlsforum.org
> # Sends option 1 with option space cwmp if the flag cwmp is set
> dhcp-option=cwmp,vendor:cwmp,1,https://acs.foobar.com/cwmp
> dhcp-range=192.168.42.5,192.168.42.250,86400
> dhcp-range=2605:a601:0:5201::,ra-stateless
> enable-ra
> 
> Is there a way to get this working without setting a global address on the
> LAN port?

I don't think so, but possibly there should. The current state of
affairs has been inherited from the IPv4 world, and it maybe sensible to
change it.



Cheers,

Simon.

> 
> thanks,
> 
> -john
> 
> 
> 
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