D-Link DWC-1000 User Manual page 279

Wireless Controller
User Manual
AP Fai l ure S tatus Ti meout: Th is v alu e d et ermin es h o w lo n g t o keep an en t ry in
t h e A P A u t h enticatio n Failu re St at us lis t . Each en t ry in t h e s t at us lis t s hows an ag e,
an d wh en t h e ag e reaches t h e v alue y ou co nfig ure in t h e t imeo u t field , t h e en t ry is
d elet ed .
MAC Authenti cati on Mode : Select t h e g lo b al act io n t o t ake o n wireles s clien t s in
t h e wh it e -lis t : Select t h is o p t io n t o s p ecify t h at an y wireles s clien t s wit h M A C
ad d res ses t h at are s p ecified in t h e Kn o wn Clien t d at ab as e, an d are n o t exp licit ly
d en ied access, are g rant ed access. If t h e M A C ad d res s is n o t in t h e d at ab as e t h en
t h e acces s t o t h e clien t is d en ied .
Detected Cl i ents S tatus Ti meout : Th is v alu e d et ermin es h o w lo n g t o keep an entry
in t h e Det ect ed Clien t St at u s lis t . Each en t ry in t h e s t at u s lis t s h o ws an ag e, an d
wh en t h e ag e reach es t h e v alu e y o u co n fig u re in t h e t imeo u t field , t h e en t ry is
d elet ed .
Tunnel IP MTU S i ze : Select t h e maximu m s ize o f an IP p acket h an d led b y t h e
n et wo rk. Th e M TU is en fo rced o n ly o n t u n n eled VA Ps .
W h en IP p acket s are t u n neled b etween t h e A Ps an d t h e Un ified W ireles s co ntro ll er,
t h e p acket s ize is in creas ed b y 20 b y t es d u rin g t ran s it . Th is mean s t h at clien t s
co n fig u red fo r 1500 b y t e IP M TU s ize may exceed t h e maximu m M TU s ize o f
exis t in g n et wo rk in fras t ructure wh ich is s et u p t o co n t ro ller an d ro u t e 1518 (1522 -
t ag g ed ) b yt e fra mes . If y o u in crease t h e t u nn el IP M TU s ize, y o u mu s t als o in crease
t h e p h y s ical M TU o f t h e p o rt s o n wh ich t h e t raffic flo ws . No t e: f an y o f t h e
fo llo win g co n d it io ns are t ru e, y o u d o n ot n eed t o in creas e t h e t u n n el IP M TU s ize:
Th e wireles s n et wo rk d o es n o t u s e L3 t u n n elin g .
Th e t u n n elin g mo d e is u s ed o n ly fo r v o ice t raffic, wh ich t y p ically h as s mall
p acket s .Th e t u nn elin g mo d e is u s ed o n ly fo r TCP b as ed p ro t o co ls , s u ch as HTTP.
Th is is b ecau s e t h e A P au t o mat ically red u ces t h e maximu m s eg men t s ize fo r all
TCP co n n ect io n s t o fit wit h in t h e t u n n el.
Cl us ter Pri ori ty: Sp ecify t h e p rio rit y o f t h is co n t ro ller fo r t h e Clu s t er Co n t ro ller
elect io n . Th e co n t ro ller wit h h ig h es t p rio rit y in a clu s t er b eco mes t h e Clu s t er
Co n t ro ller. If t h e p rio rit y is t h e s ame fo r all co n t ro llers , t h en t h e co n t ro ller wit h
lo wes t IP ad d res s b eco mes t h e Clu s t er Co n t ro ller. A p rio rit y o f 0 mean s t h at t h e
co n t ro ller can n o t b eco me t h e Clu s t er Co n t ro ller. Th e h ig h es t p o s s ib le p rio rit y is
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AP Cl i ent QoS : En ab le o r d is ab le t h e clien t Qo S feat u re. If A P Clien t Qo S is
d is ab led , t h e Clien t Qo S co n fig u ratio n remain s in p lace, b u t an y A CLs o r DiffServ
p o licies ap p lied t o wireles s t raffic are n o t en fo rced .
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