Raspberry Pi A Manual de usuario descargar pdf (Pagina 2)

/etc/wpa_supplicant.conf

Createthisfilelookinglikethefollowing.

ctrl_interface=/var/run/wpa_supplicant

ctrl_interface_group=0

ap_scan=2

network={

ssid="myssid"

scan_ssid=1

proto=RSN

key_mgmt=WPA-PSK

pairwise=CCMP

group=CCMP

# choose one of the following

psk=”this is my secret phrase”

psk=58cfe1c8a36ce8a1f3cd938e281ca1222707df58e27df4745148bfebca7c4197

}



Thisfileiscritical,andyoushouldnotethefollowingpoints:

1. TheremustbequotesaroundtheSSID.

2. TheseparametersrelatetoWPA2‐PSK,eventhoughitsaysWPA‐PSK.

3. Thekey(psk)canbespecifiedinquotesorasahexadecimalstringobtainedfromrunning

wpa_passphrase.Ifyouareconcernedaboutsecurity,youmaypreferthis,butit’snot

necessary.

4. Youcanmakethefileunreadablebyordinaryuserswiththecommand

chmod 600

wpa_supplicant.conf

.

Installingthedriver

ToinstallthenewwifidriverinplaceoftheonesuppliedintheDebianimage,youneedtoaddthe

newdrivertotheoperatingsystemandblocktheoldone.

1. Copythefile

8192cu.kotothedirectory

/lib/modules/3.1.9+/kernel/net/wireless.

2. Addtheline

blacklist rtl8192cuto/etc/modprobe.d/blacklist.conf.

3. Addtheline

8192cuto/etc/modulessothatwifisupportisloadedatboottime.

4. Runthecommand

depmod –a.

Testingthesystem

ReboottheRaspberryPianditshouldalljustwork!Thebluelightonthewifiadaptershouldcome

on,andshouldacquireanIPaddressfromtherouter.

Checkbyrunningthecommand

ifconfig –aontheRaspberryPitofindtheIPaddressand

connectusingssh(PuTTY).

Troubleshooting

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Raspberry Pi A Manual de usuario Pagina 2

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