ZyXEL Communications VMG1312-B Series User Manual page 109

Click N e t w or k Se t t in g > W ir e le ss t o open t he Ge ne r a l screen.
Figure 29 Net work Set t ing > Wireless > General
The following t able describes t he general wireless LAN labels in t his screen.
Table 15 Net work Set t ing > Wireless > General
LABEL
Wireless Net work Set up
Wireless
Band
Channel
m ore.../ less
Bandw idt h
VMG1312-B Series User's Guide
DESCRIPTION
You can En a ble or D isa ble t he wireless LAN in t his field.
This shows t he wireless band which t his radio profile is using. 2 .4 GH z is t he frequency used
by I EEE 802.11b/ g/ n wireless client s.
Set t he channel depending on your part icular region.
Select a channel or use Au t o t o have t he Device aut om at ically det erm ine a channel t o use.
I f you are having problem s wit h wireless int erference, changing t he channel m ay help. Try
t o use a channel t hat is as m any channels away from any channels used by neighboring APs
as possible. The channel num ber which t he Device is current ly using t hen displays next t o
t his field.
Click m or e ... t o show m ore inform at ion. Click le ss t o hide t hem .
Select whet her t he Device uses a wireless channel widt h of 2 0 M H z or 4 0 M H z.
A st andard 20MHz channel offers t ransfer speeds of up t o 150Mbps whereas a 40MHz
channel uses t wo st andard channels and offers speeds of up t o 300 Mbps.
40MHz ( channel bonding or dual channel) bonds t wo adj acent radio channels t o increase
t hroughput . The wireless client s m ust also support 40 MHz. I t is oft en bet t er t o use t he 20
MHz set t ing in a locat ion where t he environm ent hinders t he wireless signal.
Select 2 0 M H z if you want t o lessen radio int erference wit h ot her wireless devices in your
neighborhood or t he wireless client s do not support channel bonding.
Chapter 7 Wireless
109