ZyXEL Communications VMG1312-B Series, Руководство пользователя

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Chapter 36 Troubleshooting
VMG1312-B Series User’s Guide
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2 Check t he hardware connect ions, and m ake sure t he LEDs are behaving as expect ed. See t he
Qu ick St a r t Gu ide and Sect ion 1.5 on page 20 .
3 Turn t he Device off and on.
4 I f t he problem cont inues, cont act your I SP.
36.4 Wireless Internet Access
What fact or s m ay cause int er m it t ent or unst abled w ir eless connect ion? How can I solve t his
pr oblem ?
The following fact ors m ay cause int erference:
• Obst acles: walls, ceilings, furnit ure, and so on.
• Building Mat erials: m et al doors, alum inum st uds.
• Elect rical devices: m icrowaves, m onit ors, elect ric m ot ors, cordless phones, and ot her wireless
devices.
To opt im ize t he speed and qualit y of your wireless connect ion, you can:
• Move your wireless device closer t o t he AP if t he signal st rengt h is low.
• Reduce wireless int erference t hat m ay be caused by ot her wireless net works or surrounding
wireless elect ronics such as cordless phones.
• Place t he AP where t here are m inim um obst acles ( such as walls and ceilings) bet ween t he AP and
t he wireless client .
• Reduce t he num ber of wireless client s connect ing t o t he sam e AP sim ult aneously, or add
addit ional APs if necessary.
• Try closing som e program s t hat use t he I nt ernet , especially peer- t o- peer applicat ions. I f t he
wireless client is sending or receiving a lot of inform at ion, it m ay have t oo m any program s open
t hat use t he I nt ernet .
What is a Ser ver Set I D ( SSI D) ?
An SSI D is a nam e t hat uniquely ident ifies a wireless net work. The AP and all t he client s wit hin a
wireless net work m ust use t he sam e SSI D.
What w ir eless secur it y m odes does m y Device suppor t ?
Wireless securit y is vit al t o your net work. I t prot ect s com m unicat ions bet ween wireless st at ions,
access point s and t he wired net work.