Re: difference in responses between UDP and TCP

2017-06-18 Thread Arun Natarajan
> > If it is happening consistently, then it's possible that you have *two* >> DNS servers listening on the server, one on the UDP socket, and another >> on the TCP socket, and they're loaded with different zones. >> > > You are right, seems there are two DNS process listening TCP and UDP. :) >

Re: difference in responses between UDP and TCP

2017-06-18 Thread Reindl Harald
Am 18.06.2017 um 12:12 schrieb Arun Natarajan: Hello Tony, Without knowing the server host name and zone name there could be lots of different reasons, so there isn't really any way to answer. True, dig +tcp @212.26.18.3 pub.sa serial: 2017061

Re: difference in responses between UDP and TCP

2017-06-18 Thread Arun Natarajan
Hello Tony, > > Without knowing the server host name and zone name there could be lots of > different reasons, so there isn't really any way to answer. > > True, dig +tcp @212.26.18.3 pub.sa serial: 2017061804 dig +notcp @212.26.18.3 pub.sa serial: 2017061805 -- arun ___

Re: difference in responses between UDP and TCP

2017-06-18 Thread Arun Natarajan
Hello Anand, Thanks for the response. > > Perhaps the zone got updated between your queries. > > Have you (as one should in a proper experiment) repeated these queries > to demonstrate that this is happening consistently? > Yes, it is a consistent behaviour. It happens with some of our secondar

Re: difference in responses between UDP and TCP

2017-06-15 Thread Warren Kumari
On Thu, Jun 15, 2017 at 11:13 AM, Alan Clegg wrote: > > > On 6/15/17 6:20 AM, Arun Natarajan wrote: >> Hello, >> >> Wondering why we are seeing different serial numbers from a bind >> authoritative server for requests over UDP and TCP. >> >> dig +tcp soa @ns.example.com exa

Re: difference in responses between UDP and TCP

2017-06-15 Thread Alan Clegg
On 6/15/17 6:20 AM, Arun Natarajan wrote: > Hello, > > Wondering why we are seeing different serial numbers from a bind > authoritative server for requests over UDP and TCP. > > dig +tcp soa @ns.example.com example.com > +short > ns1.example.com

Re: difference in responses between UDP and TCP

2017-06-15 Thread Reindl Harald
Am 15.06.2017 um 12:20 schrieb Arun Natarajan: Hello, Wondering why we are seeing different serial numbers from a bind authoritative server for requests over UDP and TCP. dig +tcp soa @ns.example.com example.com +short ns1.example.com

Re: difference in responses between UDP and TCP

2017-06-15 Thread Tony Finch
Arun Natarajan wrote: > > any idea? Without knowing the server host name and zone name there could be lots of different reasons, so there isn't really any way to answer. Tony. -- f.anthony.n.finchhttp://dotat.at/ - I xn--zr8h punycode Dover: Southwest 5 to 7, veering west 4 or 5 later. Mo

Re: difference in responses between UDP and TCP

2017-06-15 Thread Anand Buddhdev
On 15/06/2017 12:20, Arun Natarajan wrote: > Hello, > > Wondering why we are seeing different serial numbers from a bind > authoritative server for requests over UDP and TCP. > > dig +tcp soa @ns.example.com example.com +short > ns1.example.com. hostmaster.example.com. 2017061505 10800 3600 3600

difference in responses between UDP and TCP

2017-06-15 Thread Arun Natarajan
Hello, Wondering why we are seeing different serial numbers from a bind authoritative server for requests over UDP and TCP. dig +tcp soa @ns.example.com example.com +short ns1.example.com. hostmaster.example.com. 2017061505 10800 3600 360 3600 dig +notcp soa @ns.example.com example.com +shor