Re: Protecting bind from DNS cache poisoning!!!

2010-08-09 Thread Shiva Raman
Hi Thanks for your valuable suggestions Run an up-to-date version of bind. Be fanatical about applying security patches promptly. Yes , i am running the latest version Bind-9.7.1-P2. Don't allow recursion /at all/ for queries from the general public to your authoritative servers, nor permit

Re: Protecting bind from DNS cache poisoning!!!

2010-08-09 Thread Matus UHLAR - fantomas
Allow bind to use as wide a range of port numbers as possible for UDP traffic. On 09.08.10 17:14, Shiva Raman wrote: Yes this is allowed in the firewall. note that bind also should not have port potion in query-source statement. Make sure your firewalls don't do daft things like forcing

Re: Protecting bind from DNS cache poisoning!!!

2010-08-09 Thread Wolfgang Solfrank
Allow bind to use as wide a range of port numbers as possible for UDP traffic. On 09.08.10 17:14, Shiva Raman wrote: Yes this is allowed in the firewall. note that bind also should not have port potion in query-source statement. In addition, be carefull with the use of NAT on your

Re: Protecting bind from DNS cache poisoning!!!

2010-08-09 Thread Torsten
Am Mon, 09 Aug 2010 14:08:26 +0200 schrieb Wolfgang Solfrank wolfg...@solfrank.net: Allow bind to use as wide a range of port numbers as possible for UDP traffic. On 09.08.10 17:14, Shiva Raman wrote: Yes this is allowed in the firewall. note that bind also should not have port

Re: Protecting bind from DNS cache poisoning!!!

2010-08-09 Thread Tony Finch
On Mon, 9 Aug 2010, Shiva Raman wrote: I tried implementing dnssec using the following document http://blog.dustintrammell.com/2008/08/01/configuring-dnssec-in-bind/ That is rather out of date: it does not cover some important BIND-9.7 DNSSEC validation features, specifically RFC 5011

Protecting bind from DNS cache poisoning!!!

2010-08-08 Thread Shiva Raman
Dear All I am running Bind caching and bind authoritative servers with current 9.7 version. I would like to know the steps to be followed to protect bind from DNS Cache poisoning. The bind DNS server is running behind the firewall which allows only DNS queries . kindly share your views.

Re: Protecting bind from DNS cache poisoning!!!

2010-08-08 Thread Matthew Seaman
On 08/08/2010 11:29:52, Shiva Raman wrote: I am running Bind caching and bind authoritative servers with current 9.7 version. I would like to know the steps to be followed to protect bind from DNS Cache poisoning. The bind DNS server is running behind the firewall which allows only