Re: high volume from outside our networks question

2013-02-02 Thread Beavis
he no; goodluck, -Beavis On Wed, Jan 30, 2013 at 3:02 PM, rich carroll wrote: > Currently our ISP's bind9 server is experiencing a lot of traffic. It looks > like we are being used to attack ip addresses. We do have our own domains > that host as well as resolving for our customers. &g

Re: windows 2003 dns and bind9

2013-01-24 Thread Beavis
some points to check - Any specific errors from the named.log? - Tried querying win2k3 and the bind box separately? AXFR checks? that's a good start On Thu, Jan 24, 2013 at 12:37 AM, newbie wrote: > morning all... > > i am currently using windows server 2003 dns AD and run domain let say > exa

Re: How to Limit DNS Request per ip source ?

2013-01-14 Thread Beavis
Just put an ACL filter on your bind config for recursive queries. this will make your dns less susceptible to flash-crowd type attacks. Cisco has a short document about this. http://www.cisco.com/web/about/security/intelligence/dns-bcp.html just check out the bind-centric info. discard the rest.

Re: measuring dns query

2012-05-11 Thread Beavis
thanks for the reply Daniel this is what i need. On Thu, May 10, 2012 at 2:38 AM, Daniel Migault wrote: > Hi, > > Maybe you are looking for dnsperf and resperf [1]. We have done some > tests similar to these in [2] and [3], so maybe it helps. Replaying > captures of traffic may also be recommende

Re: Anycast DNS

2012-02-29 Thread Beavis
Just want to piggy back on this topic is there any documentation available online that shows a deployment guideline for Anycast? -beavis On Wed, Feb 29, 2012 at 10:31 AM, Warren Kumari wrote: > > On Feb 29, 2012, at 11:00 AM, Todd Snyder wrote: > >> The reason I’ve heard a fe

Fwd: **another** connection timed out; no servers could be reached

2009-05-27 Thread Beavis
found what the problem is, i stop bind completely and re-run it again and the hintlist worked again. bug? maybe I'm running OpenBSD 4.2 and it's built-in bind server. ___ bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listi

**another** connection timed out; no servers could be reached

2009-05-26 Thread Beavis
I have 2 dns servers running the same zones,hints and named.conf each of them acts as a master (I do most of the updates of the zones i have through a script) I'm running a simple query from both of the box and it seems that I can't query the 2nd box. #1 box $ dig @1.1.1.10 www.yahoo.com ; <<>>