RE: UDP Port Sweep question

[Benjamin Franz <snowhare () nihongo org>]

On Wed, 29 Dec 2004, Billy Dodson wrote:

> Here is some more info regarding the port sweeps.  The port the client
> is being hit on seems to vary.  The client is being hit on the same 8
> port range from each IP port 33434-33460.  All 3 sensors from the 3
> different clients show the same destination port range.  The sensors are
> cisco IDS sensors and I am unsure as to how to get the actual packet
> from the event.

That port range smells like traceroutes. I've seen a lot of that kind of 
traffic to nameservers, mail servers and HTTP proxies. It often originates 
from load balancing DNS systems and other such things.

--
Benjamin Franz

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