Re: Same Transaction ID queries

2012-02-06 Thread Tony Finch
Samer Khattab skhat...@gmail.com 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

Same Transaction ID queries

2012-02-05 Thread Naser Al Hattab
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 back from the server only for these queries.

Same Transaction ID queries

2012-02-04 Thread Samer Khattab
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 back from the server only for these queries. The

Re: Same Transaction ID queries

2012-02-04 Thread Mark Andrews
In message CAH14rHi==V=BG4AZUGTuO0m7ruQC+WiK3hRko=oky1lepdf...@mail.gmail.com , 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

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 ma...@isc.org wrote: In message CAH14rHi==V=BG4AZUGTuO0m7ruQC+WiK3hRko= oky1lepdf...@mail.gmail.com ,