[Dnsmasq-discuss] dnsmasq doesn't send RA

Albert ARIBAUD albert.aribaud at free.fr
Thu Mar 27 11:26:22 UTC 2014


Le 27/03/2014 09:58, Stéphane Guedon a écrit :
> Hello
>
> I would like to use dnsmasq to replace radvd and serve dns ipv6
> queries on lan.
>
> But as I setup the daemon, it doesn't seem to send ra and none of my
> network hosts receive ra.
>
> #########
>
> I am using this version :
> Dnsmasq version 2.69rc1-6-g4e1fe44  Copyright (c) 2000-2014 Simon
> Kelley
> Compile time options: IPv6 GNU-getopt no-DBus no-i18n no-IDN DHCP
> DHCPv6 no-Lua TFTP no-conntrack no-ipset auth no-DNSSEC
>
> #########
>
> I am on openbsd. Here is my network :
>
> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>          lladdr bc:5f:f4:73:a7:e0
>          priority: 0
>          groups: egress
>          media: Ethernet autoselect (1000baseT full-
> duplex,rxpause,txpause)
>          status: active
>          inet6 fe80::be5f:f4ff:fe73:a7e0%re0 prefixlen 64 scopeid 0x1
>          inet6 2001:16d8:dd00:8207::2 prefixlen 64
>          inet6 2001:16d8:dd00:8207:be5f:f4ff:fe73:a7e0 prefixlen 64
>          inet6 2001:16d8:dd00:8207:be5f:f4ff:fe73:a7e0 prefixlen 64
>          inet 192.168.87.2 netmask 0xffffff00 broadcast 192.168.87.255
>          inet6 2001:16d8:dd00:8207::3 prefixlen 64
> tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1280
>          priority: 0
>          groups: tun egress
>          status: active
>          inet6 fe80::be5f:f4ff:fe73:a7e0%tun0 ->  prefixlen 64 scopeid
> 0x5
>          inet6 fe80::14d8:dd00:207:2%tun0 ->  prefixlen 64 scopeid 0x5
>          inet6 2001:16d8:dd00:207::2 -> 2001:16d8:dd00:207::1 prefixlen
> 128
>
> ##########
>
> I use the adress 192.168.87.3 and ipv6::3 for private purpose. i have
> an other nameserver (authoritative for my public domain 22decembre.eu)
> listening on the public adress. Both nameservers are running fine,
> totally ignoring each other and answering requests on their respective
> address.
>
> Here is the config (I supress most of the comments to make it shorter)
> :
>
> ###############
>
> domain-needed
> bogus-priv
>
> local=/22decembre.eu/
> listen-address=2001:16d8:dd00:8207::3
> listen-address=::1
> listen-address=127.0.0.1
> listen-address=192.168.87.3
>
> expand-hosts
> domain=22decembre.eu
>
> dhcp-range=192.168.87.50,192.168.87.200,255.255.255.0,12h
> dhcp-range=192.168.87.0,static
>
>
> # Do DHCP and Router Advertisements for this subnet. Set the A bit in
> the RA
> # so that clients can use SLAAC addresses as well as DHCP ones.
>
> dhcp-range=2001:16d8:dd00:8207::100, 2001:16d8:dd00:8207::8000,
> slaac,ra-names
> enable-ra
>
> dhcp-host=00:23:8b:75:2e:ce,luciole,192.168.87.20
> dhcp-host=00:24:2b:72:d1:df,luciole-wifi,192.168.87.21
>
> dhcp-option=option:router,192.168.87.1
> dhcp-option=option:ntp-server,0.0.0.0
> dhcp-option=option:dns-server,192.168.87.3,208.67.222.222
>
> dhcp-option=option6:dns-server,[2001:16d8:dd00:8207::3],2620:0:ccd::2
> dhcp-option=option6:ntp-server,[::]
>
> dhcp-authoritative
>
> # Set the cachesize here.
> cache-size=250
>
> cname=www,blackblock
> cname=biblib,blackblock
> cname=photos,blackblock
>
> log-dhcp
>
> #########
>
> thanks in advance for any help.

Hi Stéphane,

What does the log say?

Amicalement,
-- 
Albert.



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