limiting number of requests of a single hosts

2012-06-15 Thread Holemans Wim
We have a problem with one of our firewalls caused by DNS peaks. Once or twice a day a DNS burst (20K requests/15sec) kills all connections on the firewall. The firewall is due for replacement but in the mean time we would like to stop these peaks at their origin or at least try to limit their im

RE: limiting number of requests of a single hosts

2012-06-15 Thread Holemans Wim
Wim Holemans Netwerkdienst Universiteit Antwerpen Network Services University of Antwerp One of the problems is that these firewalls are going to be replaced soon and we don't want to spend to much effort in trying to fix what seems an annoying side-effect of something caused by a DNS system.

RE: limiting number of requests of a single hosts

2012-06-15 Thread Holemans Wim
werkdienst Universiteit Antwerpen Network Services University of Antwerp -Original Message- From: Fajar A. Nugraha [mailto:w...@fajar.net] Sent: vrijdag 15 juni 2012 17:02 To: Holemans Wim Cc: bind-users@lists.isc.org Subject: Re: limiting number of requests of a single hosts On Fri, Jun 15, 2012