Operation Manual

69
DiscardPingfromWAN Checkthisboxtoignoreallinboundpingrequests
whenmaliciousintruderstrytoparalyzeyourInternet
connectionwithmanypingrequests.
PortScan Checkthis boxtoblockattemptsofamalicious
intrudertryingtoscanforopenportsonyourInternet
IPaddress.
SyncFlood Checkthisboxtofilteroutfakeconnectionrequests
tryingtodrainthememoryofyourserver.
AdvancedSettings Click“AdvancedSettings”toconfiguredetailsofthe
DoSfunction.
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ItemName Description
PingofDeath Setthethresholdforthisdefensemechanismtobe
activatedhere.Checkthe“PingofDeath”boxand
inputthefrequencyofthethreshold.You canalso
inputtheburstvalue,whichactivatesthemechanism
whenthenumberofpingofdeathpacketsexceeds
thedefinednumberin
thespecifieddurationoftime.
DiscardPingfromWAN Checkthisboxtoignoreinboundpingrequestswhen
maliciousintruderstrytoparalyzeyourInternet
connectionwithmanypingrequests.
PortScan Checkthe“PortScan”boxtoblockattemptsofa
maliciousintrudertryingtoscanforopenportson
yourInternetIPaddress.Thencheckoneormoreport
scanningmethodsthatyouwouldliketoblock.
SyncFlood Setthethresholdforthisdefensemechanismtobe
activatedhere.Checkthe“SyncFlood”boxandinput
thefrequencyofthethreshold.Youcanalsoinputthe
burstvalue,whichactivatesthemechanismwhenthe
numberofconnectionrequestsexceedsthedefined