RE: Deny query from a single IP

2009-02-26 Thread Jeff Lightner
: RE: Deny query from a single IP Thanks Eric. Using blackhole option sounds like feasible option to block a IP address. Instead of using the acl can I just use the option blackhole blackhole { xx.xx.xx.xx; }; The idea is to user file::tail perl module in a script to tail the stat file

RE: Deny query from a single IP

2009-02-26 Thread Prabhat Rana
rt to internet from such queries can be avoided but we can't avoid the incoming queries from the attacker. So we will need to test this is determine how effective is it. --- On Thu, 2/26/09, Jeff Lightner wrote: > From: Jeff Lightner > Subject: RE: Deny query from a single IP >

Re: Deny query from a single IP

2009-02-26 Thread Dustin Lovell
How about writing a firewall rule on the fly to block connections from that IP? >>> Prabhat Rana 2/26/2009 9:18 AM >>> Hello, I have BIND 9.5running on a Solaris10 box. It provides recursive DNS service. I'm trying to implement a script where it reads the BIND stats file for all the incoming

RE: Deny query from a single IP

2009-02-26 Thread Jeff Lightner
To: prana9...@yahoo.com Cc: bind-users@lists.isc.org Subject: Re: Deny query from a single IP It is better do this with a real IPS rather than use your DNS server to do this. You should avoid having any unwanted traffic hit you DNS servers ever. Eric Prabhat Rana wrote: > Hello, > I have BIND

Re: Deny query from a single IP

2009-02-26 Thread Eric C. Davis
It is better do this with a real IPS rather than use your DNS server to do this. You should avoid having any unwanted traffic hit you DNS servers ever. Eric Prabhat Rana wrote: Hello, I have BIND 9.5running on a Solaris10 box. It provides recursive DNS service. I'm trying to implement a scri

Deny query from a single IP

2009-02-26 Thread Prabhat Rana
Hello, I have BIND 9.5running on a Solaris10 box. It provides recursive DNS service. I'm trying to implement a script where it reads the BIND stats file for all the incoming queries and if there are too many queries from a single user (source IP) it will block queries from that particular IP. I