Protecting From Internet Attacks - D-Link DWC-1000 User Manual

Wireless Controller
p o rt is co n n ect ed is les s t h an wh en all o f t h e av ailab le LA N p o rt s h a v e an act iv e
Et h ern et co n n ect io n .
Leng th Detecti on S tate: W h en en ab led t h e LA N co n t ro ller will red u ce t h e o v erall
cu rren t s u pplied t o t he LA N p o rt wh en a s mall cab le len g t h is co nn ected t o t h at p o rt .
Lo n g er cab les h ave h ig her resis tance t h an s h o rt er ca b les an d req u ire mo re p o wer t o
t ran s mit p acket s o ver t h at d ist an ce. Th is o p t io n will red u ce t h e p o wer t o a LA N p o rt
if an Et h ern et cab le o f les s t h an 10 ft is d et ect ed as b ein g co n n ect ed t o t h at p o rt .
J umbo Frames Opti on: W h en en ab led , LA N s id e d ev ices can exch an g e t raffic
co n t an in g ju mb o frames .

7.14 Protecting from Internet Attacks

Advanced > Advanced Network > Attack Checks
A t t acks can b e malicio u s s ecu rit y b reach es o r u n in t en t io n al n et wo rk is s u es t h at
ren d er t h e co n troller u n u sab le. A tt ack ch ecks allo w y o u t o man ag e Op t io n s ecu rit y
t h reat s s uch as co ntin ual p in g req uests an d d is co very v ia A RP s can s . TCP an d UDP
flo o d at t ack ch ecks can b e en ab led t o man ag e ext reme u s ag e o f Op t io n res o u rces .
A d d it io n ally cert ain Den ial-o f-Serv ice (Do S) at t acks can b e b lo cked. Th ese at t acks ,
if u n in h ib it ed , can u s e u p p ro ces s in g p o wer an d b an d wid t h an d p rev en t reg u lar
n et wo rk s erv ices fro m ru n n in g n o rmally . ICM P p acket flo o d in g , SYN t raffic
flo o d in g , an d Ech o s torm t h res ho lds can b e con fig ured t o t emp orarily s usp ect t raffic
fro m t h e o ffen d in g s o u rce.
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User Manual