Technical Reference - ZyXEL Communications NWA3560-N User Manual

Table 43 Configurat ion > Wireless > DCS ( cont inued)
LABEL
5- GHz Channel
Select ion Met hod
Apply
Reset

9.7 Technical Reference

The following sect ion cont ains addit ional t echnical inform at ion about t he feat ures described in t his
chapt er.
Dynamic Channel Selection
When num erous APs broadcast wit hin a given area, t hey int roduce t he possibilit y of height ened
radio int erference, especially if som e or all of t hem are broadcast ing on t he sam e radio channel. I f
t he int erference becom es t oo great , t hen t he net work adm inist rat or m ust open his AP configurat ion
opt ions and m anually change t he channel t o one t hat no ot her AP is using ( or at least a channel
t hat has a lower level of int erference) in order t o give t he connect ed st at ions a m inim um degree of
int erference. Dynam ic channel select ion frees t he net work adm inist rat or from t his t ask by let t ing
t he AP do it aut om at ically. The AP can scan t he area around it looking for t he channel wit h t he least
am ount of int erference.
I n t he 2.4 GHz spect rum , each channel from 1 t o 13 is broken up int o discret e 22 MHz segm ent s
t hat are spaced 5 MHz apart . Channel 1 is cent ered on 2.412 GHz while channel 13 is cent ered on
2.472 GHz.
Figure 48 An Exam ple Three- Channel Deploym ent
NWA3000-N Series User's Guide
DESCRIPTION
Select how you want t o specify t he channels t he device swit ches bet ween for 5
GHz operat ion.
Select a u t o t o have t he device aut om at ically select t he best channel.
Select m a n u a l t o select t he individual channels t he device swit ches bet ween.
Select channels from t he Ava ila ble ch a nn e ls list and use t he right arrow
but t on t o m ove t hem t o t he Ch a n n e ls se le ct e d list .
Click Apply t o save your changes back t o t he device.
Click Re se t t o ret urn t he screen t o it s last- saved set t ings.
Chapter 9 Wireless
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