Re: Same Transaction ID queries

2012-02-06 Thread Tony Finch
Samer Khattab wrote: > What is BIND internal logic when such a series of queries are received, and > why it would not answer to all requests. Each query in progress from a given client must have a different ID, so queries with the same ID are logically the same query which only needs one reply.

Re: Same Transaction ID queries

2012-02-04 Thread Samer Khattab
What is BIND internal logic when such a series of queries are received, and why it would not answer to all requests. Regards, Samer Khattab On Sun, Feb 5, 2012 at 9:42 AM, Mark Andrews wrote: > > In message oky1lepdf...@mail.gmail.com> > , Samer Khattab writes: > > Hi all, > > > > We have an

Re: Same Transaction ID queries

2012-02-04 Thread Mark Andrews
In message , Samer Khattab writes: > Hi all, > > We have an observation for some queries where BIND caching server receives > multiple queries (three or four, A or ) for a domain name, with the > same transaction ID in the DNS header in all query packets, and one > response packet is sent b