Re: [nznog] Anyone else seeing massive amount of UDP/53 DNS queries since ~6pm last night ?

On Nov 5, 2010, at 7:27 AM, Ian Batterbee wrote:

or they're spoofed and someone is targeting our customers with unsolicted dns responses.

If you've implemented BCP38/84 antispoofing mechanisms at the edges of your network via iACLs, uRPF, etc., folks outside your network shouldn't be able to send traffic spoofed with your IPs/your customers' IPs into your network from outside. ----------------------------------------------------------------------- Roland Dobbins // http://www.arbornetworks.com Sell your computer and buy a guitar.