[rbldnsd] Binding rbldnsd to multipel addresses?

Jeff Chan jeffc at surbl.org
Thu Sep 23 20:05:42 MSD 2004


On Thursday, September 23, 2004, 9:02:43 AM, Michael Tokarev wrote:
> Jeff Chan wrote:
>> Is there a way to bind a single rbldnsd instance to multiple
>> addresses on the same machine, kind of like what BIND wants
>> to do by default?

> Well, sort of, yes.  You may specify multiple -b options
> for this, similar to listen-on directive in named.conf.
> Rbldnsd will not listen on a wildcard address, and will
> not try to discover system interfaces at run time.

> Hmm strange there's no mention of this ability in
> docs... I'll update the docs.

> Please note that in this mode (when there's more than
> single listening address specified), rbldnsd will use
> extra system call per query, either select() or
> poll() depending on your platform -- thus, instead
> of 2 syscalls per query, it will perform 3 -- on a
> busy server it may be problematic.

Thanks much for the info Michael.  Can we request a
feature to somehow reduce the system calls?

Cheers,

Jeff C.
-- 
Jeff Chan
mailto:jeffc at surbl.org
http://www.surbl.org/



More information about the rbldnsd mailing list