[Dnsmasq-discuss] RA-Stateless mode question

Simon Kelley simon at thekelleys.org.uk
Thu Dec 19 17:25:46 GMT 2013


On 19/12/13 17:21, Shixiong Shang wrote:
> Hi, expert:
>
> I am using the dnsmasq in DHCPv6 Stateless mode. Based on the sniffer
> trace, I saw my DHCPv6 client solicit optional information, but
> dnsmasq replied with nothing. The log showed “no address
> available”….Anything I did wrong?

Most probably, interface qr-d104fbe1-04 doesn't have an address with 
prefix 2001:db8:2::/64

>
> In addition, I saw in the man page that there is another way to
> configure stateless mode by using “—dhcp-range=::,static”. Is it the
> same?

Not the same stateless just sends option information, static will 
allocate addresses, but only fixed addresses to known clients specified 
with --dhcp-host

Cheers,

Simon.

>
> nobody    9987     1  0 09:11 ?        00:00:00 dnsmasq --no-hosts
> --no-resolv --strict-order --bind-interfaces --except-interface=lo
> --leasefile-ro --enable-ra
> --dhcp-range=set:tag1,2001:db8:2::,ra-stateless,86400s
> --dhcp-optsfile=/var/lib/app/dhcp/b3051625-e7de-4500-99d9-e9e80f5a8349/opts
> --interface=qr-d104fbe1-04
> --pid-file=/var/lib/app/dhcp/b3051625-e7de-4500-99d9-e9e80f5a8349/ipv6pid
>
>
>
> Dec 19 09:17:32 net-network2 dnsmasq-dhcp[9987]:
> DHCPSOLICIT(qr-d104fbe1-04) 00:03:00:06:fa:16:3e:2a:9c:70 Dec 19
> 09:17:32 net-network2 dnsmasq-dhcp[9987]:
> DHCPADVERTISE(qr-d104fbe1-04) 00:03:00:06:fa:16:3e:2a:9c:70 no
> addresses available
>
> Thanks!
>
> Shixiong _______________________________________________
> Dnsmasq-discuss mailing list Dnsmasq-discuss at lists.thekelleys.org.uk
> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
>




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