D-Link NetDefend DFL-CP310 User Manual page 251

In this field...
Max.
Connection s/Secon d
from Same Source IP
Welchia
The Welchia worm
After infecting a com
infect. It does so by sending a specific ping packet to a target and waiting for the
reply that sig nals that the target is alive. This flood of pings may disrupt network
connect ivity.
Y ou can configure how the Welchia worm should be handled.
Chapter 9: Setting Your Security Policy
Do this...
Type the maximum number of network connections allowed per seco
from the same source IP a
The default value is 100.
Set a lower threshold for stronger protection against DoS attacks.
Note: Setting thi
s value too low can lead to false alarms.
uses the MS DCOM vulnerability or a WebDAV vulnerability.
puter, the worm begins
ddress.
searching for other live computers to
Using SmartDefense
nd
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