[Dnsmasq-discuss] help needed in dnsmasq problem

richardvoigt at gmail.com richardvoigt at gmail.com
Thu May 17 17:29:14 BST 2012


I think your configuration is wrong, but as a test, does the
"strict-order" option fix your problem?

On Thu, May 17, 2012 at 9:38 AM, Atul Gupta <atul14.kumar at gmail.com> wrote:
> Hi,
> One server in my dnsmasq.conf file is never tried for sending the query.
>
>   Below is my config file:-
>   # Management DNS servers [2]
>   server=/ody.engr.net/2001:5b0:ffff:fff6::25 at 2001:05b0:3efe:2e1f:0000:0000:004c:4d0d
>   server=/ody.engr.net/2001:5b0:ffff:fff6::26 at 2001:05b0:3efe:2e1f:0000:0000:004c:4d0d
>   address=/controlcenter.com/192.168.0.1
>   address=/controlcenter.com/fd0d:edc3:e12a:0000::1
>   address=/www.odyagentid.com/66.82.162.22
>   cache-size=1000
>   max-ttl=60
>   neg-ttl=60
>   no-resolv
>   max-ipperhost=5
>   server=192.168.160.20 at 172.20.54.1
>   server=192.168.160.20 at 172.20.54.1
>   server=2001:5b0:3eff:fff7::20 at 2001:05b0:3e1a:8000:0280:aeff:fe4b:0277
>   server=2001:5b0:3eff:fff7::20 at 2001:05b0:3e1a:8000:0280:aeff:fe4b:0277
>   I guess dnsmasq adds all servers in the daemon->servers list and picks
>   servers from there while forwarding the query. My question is that if
>   there is any scenario where dnsmasq removes any server from this
>   (daemon->servers) list.As this is what seems to happening in my case
>   i.e. server 192.168.160.20 is never being tried to forward the query.
>   restart of dnsmasq solves this problem.
>   Also when this problem comes and dump cache, there is no entry for
>   192.168.160.20. below is dump
>
>   cache size 1000, cache insertions 2644, re-used unexpired cache entries 0
>   queries forwarded 1301, queries answered locally 37
>   server 2001:5b0:ffff:fff6::25#53: queries sent 0, retried or failed 0, used 0
>   server 2001:5b0:ffff:fff6::26#53: queries sent 0, retried or failed 0, used 0
>   server 2001:5b0:3eff:fff7::20#53: queries sent 680, retried or
> failed 0, used 0
>   Host                                     Address
>    Flags     Expires
>
>   Please ignore the counters next to  "queries sent", "cache insertions"
>   etc. as they may be inconsistent, but real problem is that i don't see
>   192.168.160.20 in this list.
>
>   Please help!!!!
>   Regards,
>   Atul.
>
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