D-Link DWC-1000 User Manual page 74

Wireless Controller
rat e limit s e t t in g is 50 p acket s p er s eco n d . Th is field is d is ab led if Rat e
Limit in g is d is ab led .
Recei ve Li feti me: Sh o ws t h e n u mb er o f millis eco n d s t o wait b efo re
t ermin at in g at t emp t s t o reas s emb le t h e M M PDU o r M SDU aft er t h e in it ial
recep t io n o f a frag men t ed M M PDU o r M SDU.
Rate Li mi t B urs t: Set t in g a rat e limit b u rs t d et ermin es h o w mu ch t raffic
b u rs t s can b e b efo re all t raffic exceed s t h e rat e limit . Th is b u rs t limit allo ws
in t ermit t en t b u rs t s o f t raffic o n a n et wo rk ab o v e t h e s et rat e limit . Th e
d efau lt an d maximu m rat e limit b u rs t s et tin g is 75 p acket s p er s eco n d . Th is
field is d is ab led if Rat e Limit in g is d is ab led .
S tati on Is ol ati on: W h en t h is
co mmu n icat io n b et ween wireles s clien ts. It s t ill allo ws d at a t raffic b et ween
it s wireles s clien t s an d wired d ev ices o n t h e n et wo rk, b u t n o t amo n g
wireles s clien t s . Th is feat u re is d is ab led b y d efau lt .
Channel B andwi dth: Th e 802.11n s p ecificat io n allo ws t h e u s e o f a 40 -
M Hz-wid e ch an n el in ad d it io n t o t he leg acy 20 -M Hz ch an n el av ailab le wit h
o t h er mo d es . Th e 40-M Hz ch an n el en ab les h ig h er d at a rat es b u t leav es
fewer ch an n els av ailab le fo r u s e b y o t h er 2.4 GHz an d 5 GHz d ev ices . Th e
40-M Hz o p t io n is en ab led b y d efau lt fo r 802.11a/ n mo d es an d 20 M Hz fo r
802.11b / g / n mo d es . Yo u can u s e t h is s et t in g t o res t rict t h e u s e o f t h e
ch an n el b an d wid t h t o a 20-M Hz ch an n el.
Pri mary Channel : Th is s et t ing is ed it ab le o n ly wh en a ch an n el is s elect ed
an d t h e ch an n el b an d wid t h is s et t o 40 M Hz. A 40 -M Hz ch an n el can b e
co n s id ered t o co n s is t o f t wo 20-M Hz ch an n els t h at are co n t ig u o u s in t h e
freq u en cy d o main . Th ese t wo 20-M Hz ch an n els are o ft en referred t o as t h e
Primary an d Seco n dary ch an n els . Th e Primary Ch an n el is u s ed fo r 802.11n
clien t s t h at s u p p o rt o n ly a 20-M Hz ch an n el b an d wid t h an d fo r leg acy
clien t s . Us e t h is s ettin g t o s et t h e Primary Ch an n el as t h e u pp er o r lo wer 20 -
M Hz ch an n el in t h e 40-M Hz b an d .
•
To en ab le M u lt icas t an d Bro ad cas t Rat e Limit in g , click Enabl ed.
•
To d is ab le M u lt icast an d Bro ad cast Rat e Dis abled, click Di s abl ed.
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o p t io n is s elect ed , t h e A P b lo cks
User Manual