How to ask a DNS resolver listening on a different port than the tcp/udp 53

loran42o loran42o at
Sat Sep 28 07:37:10 UTC 2013

Le 28.09.2013 00:08, Terje Elde a écrit :
> On 28. sep. 2013, at 00:03, Frank Leonhardt <frank2 at> wrote:
>> If I understand the way it works correctly, the resolver pulls a list of the NS and hard-sets the port number for each to 53 (via a manifest constant) . See libc/resolv/res_init.c. All you need to do(!) is change this to a value of your choice and recompile libc
> Sorry, but this is startin to look a lot like a complicated solution to a problem that isn't really there...
> Why not just point from resolv.conf to localhost, run a caching and/or recursive dns-server there, and point it whereever?
> As far as I can tell, that'd solve everything, add caching, and let it all be controlled from the config of the DNS-server?
> Terje

I guess this is the way that'll end.

Laurent SALIN

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