[Dnsmasq-discuss] dnsmasq doesn't send RA

[Stéphane Guedon]

Le jeudi 27 mars 2014, 12:26:22 Albert ARIBAUD a écrit :
> 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,

Here is everything I read from dnsmasq :
Mar 27 09:14:42 blackblock dnsmasq[29557]: started, version 2.69rc1-6-
g4e1fe44 cachesize 250
Mar 27 09:14:42 blackblock dnsmasq[29557]: compile time options: IPv6 
GNU-getopt no-DBus no-i18n no-IDN DHCP DHCPv6 no-Lua TFTP no-conntrack 
no-ipset auth no-DNSSEC
Mar 27 09:14:42 blackblock dnsmasq[29557]: setting --bind-interfaces 
option because of OS limitations
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: DHCP, static leases 
only on 192.168.87.0, lease time 1h
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: DHCP, IP range 
192.168.87.50 -- 192.168.87.200, lease time 12h
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: DHCPv6, IP range 
2001:16d8:dd00:8207::100 -- 2001:16d8:dd00:8207::8000, lease time 1h
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: DHCPv4-derived IPv6 
names on 2001:16d8:dd00:8207::
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: router advertisement 
on 2001:16d8:dd00:8207::
Mar 27 09:14:42 blackblock dnsmasq-dhcp[29557]: IPv6 router 
advertisement enabled
Mar 27 09:14:42 blackblock dnsmasq[29557]: using local addresses only 
for domain 22decembre.eu
Mar 27 09:14:42 blackblock dnsmasq[29557]: reading /etc/resolv.conf
Mar 27 09:14:42 blackblock dnsmasq[29557]: using local addresses only 
for domain 22decembre.eu
Mar 27 09:14:42 blackblock dnsmasq[29557]: using nameserver ::1#53
Mar 27 09:14:42 blackblock dnsmasq[29557]: using nameserver 
127.0.0.1#53
Mar 27 09:14:42 blackblock dnsmasq[29557]: ignoring nameserver 
192.168.87.3 - local interface
Mar 27 09:14:42 blackblock dnsmasq[29557]: using nameserver 8.8.8.8#53
Mar 27 09:14:42 blackblock dnsmasq[29557]: read /etc/hosts - 9 
addresses