Query Refused

[Michael Voight]

Sorry, in IOS  (Cisco routers), you can do this with CBAC (Context Based
Access Control). And, our other firewall (PIX) allows incoming packets
if they are in response to a request. 

Michael

Cricket Liu wrote:
> 
> Michael Voight <mvoight at cisco.com> wrote in message
> news:<37654C12.EF06E8ED at cisco.com>...
> > 1. Block incoming port 53 udp and tcp requests at the router or
> > firewall.
> 
> This will also cut off responses if your name server is running BIND 4.
> 
> cricket
> 
> Acme Byte & Wire
> cricket at acmebw.com
> www.acmebw.com
> 
> Attend our next DNS and BIND class!  See
> www.acmebw.com/training.htm for the
> schedule and to register for upcoming
> classes.