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楼主 |
发表于 2009-3-9 09:21:17
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多谢3楼和4楼的帮助,我昨天因为有事,没有及时回复...
按照3楼的方法我昨天,做了以后,重启,就已经可以获得IP了....
- login as: root
- Using keyboard-interactive authentication.
- Password:
- Last login: Mon Mar 9 15:25:29 2009
- DOGGIE ~ # iwconfig
- lo no wireless extensions.
- eth0 no wireless extensions.
- wmaster0 no wireless extensions.
- wlan0 IEEE 802.11bg ESSID:"MyD0g"
- Mode:Managed Frequency:2.417 GHz Access Point: 00:14:6C:19:4A:80
- Bit Rate=1 Mb/s Tx-Power=27 dBm
- Retry min limit:7 RTS thr:off Fragment thr=2352 B
- Encryption key:off
- Power Management:off
- Link Quality=90/100 Signal level:-28 dBm Noise level=-86 dBm
- Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
- Tx excessive retries:0 Invalid misc:0 Missed beacon:0
- sit0 no wireless extensions.
- DOGGIE ~ # ifconfig wlan0
- wlan0 Link encap:Ethernet HWaddr 00:14:6C:19:04:B5
- inet addr:192.168.2.33 Bcast:192.168.2.255 Mask:255.255.255.0
- inet6 addr: fe80::214:6cff:fe19:4b5/64 Scope:Link
- UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
- RX packets:17 errors:0 dropped:0 overruns:0 frame:0
- TX packets:13 errors:0 dropped:0 overruns:0 carrier:0
- collisions:0 txqueuelen:1000
- RX bytes:2743 (2.6 Kb) TX bytes:1605 (1.5 Kb)
- DOGGIE ~ # ifconfig wlan0 up
- DOGGIE ~ # iwlist wlan0 scanning
- wlan0 Scan completed :
- Cell 01 - Address: 00:14:6C:19:4A:80
- ESSID:"MyD0g"
- Mode:Master
- Channel:2
- Frequency:2.417 GHz (Channel 2)
- Quality=17/100 Signal level:-80 dBm Noise level=-91 dBm
- Encryption key:off
- IE: Unknown: 00054D79443067
- IE: Unknown: 010882848B960C183048
- IE: Unknown: 030102
- IE: Unknown: 2A0100
- IE: Unknown: 32041224606C
- IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
- Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
- 12 Mb/s; 24 Mb/s; 36 Mb/s; 9 Mb/s; 18 Mb/s
- 48 Mb/s; 54 Mb/s
- Extra:tsf=0000002771779181
- Extra: Last beacon: 72ms ago
- DOGGIE ~ # /etc/init.d/net.wlan0 start
- * WARNING: net.wlan0 has already been started.
- DOGGIE ~ #
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我用同一个网段的其他电脑ping它,发现这样一个奇怪的现象:
(注:我那台Gentoo的笔记本目前有两块网卡,一块有线的,ip:192.168.2.32;一块pcmcia无线网卡,ip:192.168.2.33)
- C:\>ping 192.168.2.33
- Pinging 192.168.2.33 with 32 bytes of data:
- Reply from 192.168.2.33: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.33: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.33: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.33: bytes=32 time<10ms TTL=64
- Ping statistics for 192.168.2.33:
- Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
- Approximate round trip times in milli-seconds:
- Minimum = 0ms, Maximum = 0ms, Average = 0ms
- C:\>ping 192.168.2.32
- Pinging 192.168.2.32 with 32 bytes of data:
- Reply from 192.168.2.32: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.32: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.32: bytes=32 time<10ms TTL=64
- Reply from 192.168.2.32: bytes=32 time<10ms TTL=64
- Ping statistics for 192.168.2.32:
- Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
- Approximate round trip times in milli-seconds:
- Minimum = 0ms, Maximum = 0ms, Average = 0ms
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然后我把有线的网卡上的网线拔掉,无线网卡ping不通了,然后我发现,两个IP的mac居然是相同的...囧
- C:\>ping 192.168.2.33
- Pinging 192.168.2.33 with 32 bytes of data:
- Request timed out.
- Request timed out.
- Request timed out.
- Request timed out.
- Ping statistics for 192.168.2.33:
- Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
- Approximate round trip times in milli-seconds:
- Minimum = 0ms, Maximum = 0ms, Average = 0ms
- C:\>arp -a
- Interface: 192.168.2.21 on Interface 0x1000003
- Internet Address Physical Address Type
- 192.168.2.32 00-0c-6e-35-67-48 dynamic
- 192.168.2.33 00-0c-6e-35-67-48 dynamic
- C:\>
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而我的无线网卡的MAC是这样的:
- DOGGIE ~ # ifconfig wlan0
- wlan0 Link encap:Ethernet HWaddr 00:14:6C:19:04:B5
- inet addr:192.168.2.33 Bcast:192.168.2.255 Mask:255.255.255.0
- inet6 addr: fe80::214:6cff:fe19:4b5/64 Scope:Link
- UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
- RX packets:92 errors:0 dropped:0 overruns:0 frame:0
- TX packets:13 errors:0 dropped:0 overruns:0 carrier:0
- collisions:0 txqueuelen:1000
- RX bytes:14253 (13.9 Kb) TX bytes:1605 (1.5 Kb)
- DOGGIE ~ #
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