Re: udp vs tcp query

2011-10-27 Thread Benny Pedersen
On Thu, 27 Oct 2011 07:04:42 +0200, Emanuele Balla (aka Skull) wrote: TCP is needed only when replies do not fit 512 bytes (let's ignore EDNS0 and such). For any DNSBL, this limit is not a problem at all. its was edns0 defaults that maked most problems, from my logs it seem more stable now,

Re: udp vs tcp query

2011-10-23 Thread Benny Pedersen
On Sun, 23 Oct 2011 13:56:21 +1000, Noel Butler wrote: I think you have something broken, bind uses UDP by default, if it can not connect to a dns server on UDP it then retries on TCP. It also uses TCP for AXFR's correct, its not my problem how axfr works, as i have sleeped on it now, got

udp vs tcp query

2011-10-22 Thread Benny Pedersen
can i control this pr zone when bind is dns client ? remote server is rbldnsd with is not supporting tcp, how to solve this ? ___ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list

Re: udp vs tcp query

2011-10-22 Thread Larry Brower
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 On 10/22/2011 10:24 PM, Benny Pedersen wrote: can i control this pr zone when bind is dns client ? Why would you want to? Just fix the problem. remote server is rbldnsd with is not supporting tcp, how to solve this ? Use a server that is sane

Re: udp vs tcp query

2011-10-22 Thread Benny Pedersen
On Sat, 22 Oct 2011 22:34:48 -0500, Larry Brower wrote: can i control this pr zone when bind is dns client ? Why would you want to? Just fix the problem. ask dnsbl owners to stop using rbldnsd ? remote server is rbldnsd with is not supporting tcp, how to solve this ? Use a server that is

Re: udp vs tcp query

2011-10-22 Thread Kevin Oberman
On Sat, Oct 22, 2011 at 8:24 PM, Benny Pedersen m...@junc.org wrote: can i control this pr zone when bind is dns client ? remote server is rbldnsd with is not supporting tcp, how to solve this ? You have a badly broken DNS if it does not support TCP. You need to fix this. Anything else is a

Re: udp vs tcp query

2011-10-22 Thread Benny Pedersen
On Sat, 22 Oct 2011 20:42:08 -0700, Kevin Oberman wrote: On Sat, Oct 22, 2011 at 8:24 PM, Benny Pedersen m...@junc.org wrote: can i control this pr zone when bind is dns client ? remote server is rbldnsd with is not supporting tcp, how to solve this ? You have a badly broken DNS if it does

Re: udp vs tcp query

2011-10-22 Thread Noel Butler
I think you have something broken, bind uses UDP by default, if it can not connect to a dns server on UDP it then retries on TCP. It also uses TCP for AXFR's On Sun, 2011-10-23 at 05:50 +0200, Benny Pedersen wrote: On Sat, 22 Oct 2011 20:42:08 -0700, Kevin Oberman wrote: On Sat, Oct 22, 2011