CentOS安裝和配置無(wú)線網(wǎng)卡指南

CentOS安裝和配置無(wú)線網(wǎng)卡指南1?下載網(wǎng)卡驅(qū)動(dòng)程序；2?安裝無(wú)線網(wǎng)卡驅(qū)動(dòng)程序；3?配置無(wú)線撥號(hào)配置；4.注意事項(xiàng)。1,至I」/madwifi-hal-下載最新的madwifi-hal-文件,如madwifi-hal--r4016-20200429.tar.gz;2，解壓后.gz文件后用make&&makeinstall編譯安裝，最好從頭啟動(dòng)一下；3，確保以下類似信息的存在：[simonsun@magic~]$/sbin/lspci|grepEthernet02:00.0Ethernetcontroller:RealtekSemiconductorCo.,Ltd.RTL8111/8168BPCIExpressGigabitEthernetcontroller(rev02)06:00.0Ethernetcontroller:AtherosCommunicationsInc.AR242x802.11abgWirelessPCIExpressAdapter(rev01)[simonsun@magic~]$dmesg|grep"HAL"[simonsun@magic~]$/sbin/lsmod|grepathdm_multipath240130scsi_dh117131dm_multipathath_rate_sample162561ath_pci2308440wlanathhaldmmod6220111wlanathhaldmmod62201112037605wlan_tkip,wlan_scan_sta,ath_rate_sample,ath_pci3056323ath_rate_sample,ath_pcidm_multipath,dm_raid45,dm_snapshot,dm_zero,dm_mirror,dm_log[simonsun@magic~]$/sbin/iwlistUsage:iwlist[interface]scanning[interface]frequency[interface]channel[interface]bitrate[interface]rate[interface]encryption[interface]key[interface]power[interface]txpower[interface]retry[interface]ap[interface]accesspoints[interface]peers[interface]event

[simonsun@magic~]$即：網(wǎng)卡是不是檢測(cè)到、網(wǎng)卡驅(qū)動(dòng)是不是被系統(tǒng)識(shí)別、是不是有錯(cuò)誤信息等。然后開(kāi)始搜尋無(wú)線，如[simonsun@magic~]$/sbin/iwlistathOscanathOScancompleted:Cell01-Address:08:10:74:2B:C3:90ESSID:"NETCORE"Mode:MasterFrequency:2.437GHz(Channel6)Quality=46/70Signallevel=-49dBmNoiselevel=-95dBmEncryptionkey:onBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s9Mb/s;12Mb/s;18Mb/s;24Mb/s;36Mb/s48Mb/s;54Mb/sExtra:bcn_int=100IE:WPAVersion1GroupCipher:TKIPPairwiseCiphers⑴：TKIPAuthenticationSuites⑴:PSK

Cell02-Address:00:22:B0:91:5B:D1ESSID:"dlink-starsing"Mode:MasterFrequency:2.417GHz(Channel2)Quality=23/70Signallevel=-72dBmNoiselevel=-95dBmEncryptionkey:onBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s9Mb/s;12Mb/s;18Mb/s;24Mb/s;36Mb/s48Mb/s;54Mb/sExtra:bcn_int=100IE:IEEE802.11i/WPA2Version1GroupCipher:TKIPPairwiseCiphers⑵：CCMPTKIPAuthenticationSuites⑴:PSKIE:WPAVersion1GroupCipher:TKIPPairwiseCiphers⑵：CCMPTKIPAuthenticationSuites⑴:PSKExtra:ath_ie=dd0900037f01010060ff7fCell03-Address:00:19:E0:AD:B1:5EESSID:"TP-LINK"Mode:MasterFrequency:2.437GHz(Channel6)Quality=17/70Signallevel=-78dBmNoiselevel=-95dBmEncryptionkey:onBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s12Mb/s;24Mb/s;36Mb/s;9Mb/s;18Mb/s48Mb/s;54Mb/sExtra:bcn_int=100Extra:ath_ie=dd0900037f01010008ff7fCell04-Address:00:21:27:BA:63:A2ESSID:"TP-LINK_BA63A0"Mode:MasterFrequency:2.437GHz(Channel6)Quality=12/70Signallevel=-83dBmNoiselevel=-95dBmEncryptionkey:offBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s9Mb/s;12Mb/s;18Mb/s;24Mb/s;36Mb/s48Mb/s;54Mb/sExtra:bcn_int=100

Extra:wme_ie=dd180050f2020201030003a4000027a4000042435e0062322f00Extra:ath_ie=dd0900037f01010000ff7fCell05-Address:00:B0:0C:04:C4:D2ESSID:"TENDA"Mode:MasterFrequency:2.452GHz(Channel9)Quality=15/70Signallevel=-80dBmNoiselevel=-95dBmEncryptionkey:onBitRates:6Mb/s;9Mb/s;12Mb/s;18Mb/s;24Mb/s36Mb/s;48Mb/s;54Mb/sExtra:bcn_int=100Cell06-Address:00:23:CD:36:D3:C4ESSID:"TP-LINK_36D3C4"Mode:MasterFrequency:2.437GHz(Channel6)Quality=11/70Signallevel=-84dBmNoiselevel=-95dBmEncryptionkey:offBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s12Mb/s;24Mb/s;36Mb/s;9Mb/s;18Mb/s48Mb/s;54Mb/s

Extra:bcn_int=100Extra:ath_ie=dd0900037f01010008ff7fCell07-Address:00:B0:0C:03:B0:64ESSID:"Tenda"Mode:MasterFrequency:2.437GHz(Channel6)Quality=17/70Signallevel=-78dBmNoiselevel=-95dBmEncryptionkey:onBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;9Mb/s18Mb/s;36Mb/s;54Mb/s;6Mb/s;12Mb/s24Mb/s;48Mb/sExtra:bcn_int=100Extra:wme_ie=dd180050f2020201000003a4000027a4000042435e0062322f00Cell08-Address:00:1B:11:8C:3B:8CESSID:"dlink"Mode:MasterFrequency:2.462GHz(Channel11)Quality=7/70Signallevel=-88dBmNoiselevel=-95dBmEncryptionkey:onBitRates:1Mb/s;2Mb/s;5.5Mb/s;11Mb/s;6Mb/s

9Mb/s;12Mb/s;48Mb/s;18Mb/s;24Mb/s36Mb/s;54Mb/sExtra:bcn_int=100依如實(shí)際情形編輯如下文件，或通過(guò)system-config-network的圖形化界面配置，[simonsun@magic~]$sudovim/etc/sysconfig/network-scripts/ifcfg-ath0#AtherosCommunicationsInc.AR242x802.11abgWirelessPCIExpressAdapterDEVICE=ath0BOOTPROTO=noneONBOOT=noHWADDR=00:22:43:2d:ae:2bNETMASK=DHCP_HOSTNAME=IPADDR=52DOMAIN=TYPE=WirelessESSID=NETCORECHANNEL=MODE=ManagedSECURITYMODE=off

RATE=autoUSERCTL=noIPV6INIT=noPEERDNS=yesGATEWAY=配好會(huì)有：[simonsun@magic~]$/sbin/iwconfigath0ath0IEEE802.11gESSID:"NETCORE"Nickname:"magic.linux"Mode:ManagedFrequency:2.437GHzAccessPoint:0&10:74:2B:C3:90BitRate:48Mb/sTx-Power:17dBmSensitivity=1/1Retry:offRTSthr:offFragmentthr:offPowerManagement:offLinkQuality=48/70Signallevel=-48dBmNoiselevel=-96dBmRxinvalidnwid:38122Rxinvalidcrypt:0Rxinvalidfrag:0Txexcessiveretries:0Invalidmisc:0Missedbeacon:0最后，激活配置好的無(wú)線網(wǎng)卡，

[simonsun@magic~]$sudo/sbin/ifconfigathOup[simonsun@magic~]$sudo/sbin/ifupathO[simonsun@magic~]$/sbin/ifconfigathOathOLinkencap:EthernetHWaddr00:22:43:2D:AE:2Binetaddr:52Bcast:55Mask:inet6addr:fe80::222:43ff:fe2d:ae2b/64Scope:LinkUPBROADCASTRUNNINGMULTICASTMTU:1500Metric：]RXpackets:106106errors:0dropped:0overruns:0frame.:0TXpackets:30806errors:]dropped:]overruns:0carrier:0collisions:。txqueuelen:0RXbytes:140732082(134.2MiB)TXbytes:1976717(1.8MiB)[simonsun@magic~]$pinggooglePINGwww-china.l.google(9)56(84)bytesofdata.64bytesfromjp-in-f99.google(9):icmp_seq=1ttl=246time=67.1ms64bytesfromjp-in-f99.google(9):icmp_seq=2ttl=246time=65.3(9):icmp_seq=3ttl=246time=66.4ms64bytesfromjp-in-f99.google(9):icmp_seq=4ttl=246time=65.8ms---www-china.l.googlepingstatistics---

4packetstransmitted,4received,0%packetloss,time3001msrttmin/avg/max/mdev=65.352/66.205/67.137/0.714ms[simonsun@magic~]$4?注意事項(xiàng)，一樣需要設(shè)置DNS，不要忘了；若是是依照mac地址限制網(wǎng)絡(luò)利用的話，必然要將無(wú)線網(wǎng)卡的mac地址正確的添加到；若是連接模式通過(guò)WPA-PSK進(jìn)行加密登錄的話，就需要用到wpa_supplicant:[simonsun@magic~]$sudoyuminstall\*wpa\*[simonsun@magic~]$/usr/sbin/wpa_passphraseNETCORE123456781network={ssid="NETCORE"#psk="123456781"psk=21135846dce955a6319561d7216a1407d1cb97b8fb339c05f8773a3f780d6663}[simonsun@magic~]$sudovim/etc/wpa_supplicant/wpa_supplicant.conf修改如下：ctrl_interface=/var/run/wpa_supplicantctrl_interface_group=wheel

#network={ssid="any"key_mgmt=NONE#}network={ssid="NETCORE"#psk="123456781"psk=21135846dce955a6319561d7216a1407d1cb97b8fb339c05f8773a3f780d6663}[simonsun@magic~]$sudovim/etc/sysconfig/wpa_supplicant修改INTERFACES為前面裝好驅(qū)動(dòng)后識(shí)別的網(wǎng)卡，如ath0，我那個(gè)地址是：Usetheflag"-i"beforeeachofyourinterfaces,likeso:INTERFACES="-ieth1-iwlan0"INTERFACES="-iath0"Usetheflag"-D"beforeeachdriver,likeso:DRIVERS="-Dwext"DRIVERS="-Dwext"

Otherarguments-uEnabletheD-Businterface(requiredforusewithNetworkManager)-fLogto/var/log/wpa_supplicant.logO