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¼ÒÀïÓÐÁ½Ì¨µçÄÔÐèÒªÉÏÍø(±Ê¼Ç±¾,´øÎÞÏßÖ§³Ö),Ò»ÌõÓÐÏß¿í´ø½ÓÈëÏß,СÇøÓõÄÊÇÓ¦Óòã¼Æ·ÑÍø¹Ø(ÉÏÍøÇ°ÐèҪʹÓÃä¯ÀÀÆ÷µÇ¼ÄÇÖÖ),Èç¹û>¸÷×Ô¶ÀÁ¢½ÓÈë,ÔòÐèÒª¹ºÂòÁ½¸öÍø¹ØÕʺÅ,ΪÁ˽ÚÊ¡¿ªÖ§¿¼Âǹ²ÏíÉÏÍø.ÓÉÓÚÊÇÓ¦ÓòãÍø¹Ø,ÆÕͨ·ÓÉÆ÷¶ÔÆäÖ§³Ö²¢²»ºÃ,¶ø±Ê¼Ç±¾¸÷×ÔÓÐÁ½¸öÍø¿¨(Ò»¸öÓÐÏßÒ»¸öÎÞÏß),ÓÚÊÇÏëÓÃһ̨±Ê¼Ç±¾×ö·ÓÉ´øÁíÍâһ̨ÉÏÍø,²»½öÄܽÚÊ¡Íø¹Ø·ÑÓÃ,¶øÇÒ¼õÉÙÁËÎÞÏß·ÓÉÆ÷µÄÖ§³ö:)

Á½Ì¨µçÄÔ·Ö±ðΪ:

ASUS Z99,Ѹ³Û¼¼Êõ,Intel 3945 a/b/gÎÞÏßÍø¿¨,Linux(Fedora Core 7)²Ù×÷ϵͳ.

TOSHIBA R200,Atheros 802.11b/gÎÞÏßÍø¿¨,WindowsXP²Ù×÷ϵͳ.

Linux»úÆ÷³£¿ª»ú,ÇÒ»úÆ÷ÐÔÄܸüºÃ,ËùÒÔ¿¼ÂÇʹÓÃÆä×÷Ϊ·ÓÉ,ÓÐÏß¿Ú½ÓÍâÍø,ÎÞÏß¿Ú×÷ΪÄÚÍø¿ÚÓëWindows»úÆ÷Ö±Á¬.ÒòΪWindowsϹ¤×÷½Ï>ÉÙÇҺܺÃÅäÖÃ,ÏÂÃæÖ÷Òª½éÉÜLinuxÏµĹ¤×÷.

Ê×ÏÈÊÇ°²×°ÎÞÏßÍø¿¨Çý¶¯:

Fedora Core 7ĬÈÏ´øÁËiwl3945Ö§³Ö3945ÎÞÏßÍø¿¨,µ«ÔÚÎҵĻúÆ÷ÉÏËƺõ²»ÄÜÕý³£¹¤×÷,ËùÒÔÓÃipw3945Çý¶¯,¹ØÓÚÕâÁ½¸öÇý¶¯µÄÐÅÏ¢,¿ÉÒԲο¼: http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Linux.Wireless.drivers.802.11ag.html

1,ÔÚhttp://ipw3945.sourceforge.net´¦ÏÂÔØipw945Ô´Âë°ü.ÎÒÓõÄÊÇÎȶ¨°æ±¾1.2.0.½âѹºómake/make install.

2,°²×°Íø¿¨¹Ì¼þ,¸Ã°üÔÚhttp://bughost.org/ipw3945/ucode/ipw3945-ucode-1.14.2.tgz,½âѹºó½«ipw3945.ucodeÎļþ¿½±´µ½/lib/firmwareĿ¼ÏÂ.

3,°²×°Ö÷¿Ø³ÌÐò,¸Ã°üÔÚhttp://bughost.org/ipw3945/daemon/ipw3945d-1.7.22.tgz,½âѹºó½«ipw3945d-1.7.22/x86/ipw3945d¿½±´µ½/sbinÏÂ(64λϵͳ¿½±´x86_64Ŀ¼ÏµÄipw3945d).

4,ÅäÖÃÍø¿¨,±à¼­/etc/sysconfig/network-scripts/ifcfg-wlan0ÈçÏÂ:
# Intel Corporation PRO/Wireless 3945ABG Network Connection
DEVICE=wlan0
BOOTPROTO=static
BROADCAST=192.168.0.255
HWADDR=00:1b:77:3a:3d:78
IPADDR=192.168.0.1
NETMASK=255.255.255.0
NETWORK=192.168.0.0
ONBOOT=no
MODE=Ad-hoc
ESSID=z99
CHANNEL=3

ÕâÆäÖÐ×îÖØÒªµÄÊôMODE=Ad-hoc,¼´Ñ¡ÔñÍø¿¨¹¤×÷ÔÚad-hocÖ±Á¬Ä£Ê½,ÐÞ¸ÄÍêºó±£´æÎļþ²¢ÖØÆôϵͳ.

5,ÖØпª»úºó,ÊÖ¶¯ÆôÓÃÎÞÏßÍø¿¨,ÔÚ¿ªÊ¼±àÒëµÄipw3945-1.2.0Ŀ¼ÏÂÖ´ÐÐ
# ./load debug=0

¼´¿É.ÕâʱʹÓÃifconfig²ì¿´ÍøÂç½Ó¿Ú,·¢ÏÖ¶àÁËÒ»¸öwlan0,Èç:
wlan0 Link encap:Ethernet HWaddr 00:1B:77:3A:3D:78
inet addr:192.168.0.1 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::21b:77ff:fe3a:3d78/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:97 overruns:0 frame:0
TX packets:130 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:5817 (5.6 KiB)
Interrupt:16 Base address:0xe000 Memory:fe0ff000-fe0fffff

ʹÓÃiwconfig²é¿´wlan0״̬,ÈçÏÂ:

$ iwconfig wlan0
wlan0 IEEE 802.11g ESSID:"z99" Nickname:"z99"
Mode:Ad-Hoc Frequency:2.422 GHz Cell: 02:1B:77:90:66:01
Bit Rate:54 Mb/s Tx-Power:13 dBm
Retry limit:15 RTS thr:off Fragment thr:off
Power Management:off
Link Quality:99 Signal level:0 Noise level:0
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:3 Missed beacon:0

ÖÁ´Ë,ÎÞÏßÍø¿¨°²×°Íê³É,ºóÃæÖ»Ðè¶Ôiptables×ö¼òµ¥ÅäÖÃ,¼´¿ÉʵÏÖ·Óɹ¦ÄÜ.

1,´ò¿ªIP FORWARD¹¦ÄÜ:
# sysctl -w net.ipv4.ip_forward=1

2,ÅäÖÃiptables×öNAT:
# iptables -A FORWARD -i wlan0 -j ACCEPT
# iptables -A FORWARD -o wlan0 -j ACCEPT
# iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE

Õâʱ,LinuxÅäÖù¤×÷Íê³É,¿ÉÔÚWindowsϲéÕÒESSIDΪz99µÄÎÞÏßÍøÂç,ÕÒµ½ºóÊÖ¶¯ÅäÖÃwindowsÎÞÏßÍø¿¨IP/GATEWAY/DNSµØÖ·,ÈçIPµØÖ·ÉèΪ192.168.0.2,Íø¹ØΪ192.168.0.1,DNS¸ù¾Ýʵ¼ÊÇé¿öÉèÖÃ(ÓëLinuxÖ÷»úÏàͬ¼´¿É).Íê³ÉºóÊÔ´Ówindows ping Linux(192.168.0.1)ÄÜÕý³£pingͨ>¼´¿É.¸ü¶àϸ½ÚÒÔ¼°ÈçºÎÌá¸ßÒ×ÓÃÐԿɲο¼ipw3945-1.2.0Ŀ¼ÏµÄINSTALLÓëREADME.ipw3945µÈÎļþ.

×îºóÐèҪ˵Ã÷µÄÊÇ×îºÃΪad-hoc½ÓÈëÉèÖÃkey,ÕâÄÜÌá¸ß°²È«ÐÔ,ÉèÖÃÃüÁîÈçÏÂ(¿ÚÁîΪ1234567890):

# iwconfig wlan0 key restricted 1234567890
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