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关此接口的信息:
接口: wlan0 驱动: rt2800usb Bus: usb Mac地址: 00:25:22:2F:3F:0B
说明: Ralink RT2800 USB Wireless LAN driver.
STEP1a: ifconfig wlan0 up
STEP1b: iwlist wlan0 scan
wlan0 Scan completed :
Cell 01 - Address: 54:E6:FC:7E:07:E4
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=43/70 Signal level=-67 dBm
Encryption key:on
ESSID:"TP-LINK_7E07E4"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=00000003772d9982
Extra: Last beacon: 1303ms ago
IE: Unknown: 000E54502D4C494E4B5F374530374534
IE: Unknown: 010882848B960C121824
IE: Unknown: 030101
IE: Unknown: 2A0100
IE: Unknown: 32043048606C
IE: Unknown: DD180050F2020101860003A4000027A4000042435E0062322F00
IE: Unknown: DD0900037F01010000FF7F
IE: Unknown: DD0A00037F04010000004000
IE: Unknown: DD8F0050F204104A0001101044000102103B000103104700100000000000001000000054E6FC7E07E41021000754502D4C494E4B1023000E544C2D57523734314E2F3734324E10240007312E302F332E3010420003312E301054000800060050F20400011011001E576972656C65737320526F7574657220544C2D57523734314E2F3734324E100800020086103C000101
IE: Unknown: DD050050F20500
STEP1c: ifconfig wlan0 down
STEP2: iwconfig wlan0 mode managed
STEP3: iwconfig wlan0 channel 1
Error for wireless request "Set Frequency" (8B04) :
SET failed on device wlan0 ; Network is down.
STEP4: iwconfig wlan0 essid "TP-LINK_7E07E4"
STEP5: iwconfig wlan0 key restricted 1234567899
STEP5a: ifconfig wlan0 up
STEP6a: dhcpcd wlan0
dhcpcd[27690]: sending commands to master dhcpcd process
*********************************************************
LAST 10 LINES of /var/log/messages:
Nov 23 08:13:58 veket daemon.info dhcpcd[10730]: received SIGHUP, releasing
Nov 23 08:13:58 veket daemon.info dhcpcd[10730]: eth0: releasing lease of 192.168.1.100
Nov 23 08:13:58 veket daemon.debug dhcpcd[10730]: eth0: sending RELEASE with xid 0xab319a48
Nov 22 17:13:58 veket daemon.info dhcpcd[22519]: waiting for pid 10730 to exit
Nov 23 08:13:58 veket daemon.debug dhcpcd[10730]: eth0: deleting default route via 192.168.1.1
Nov 23 08:13:58 veket daemon.debug dhcpcd[10730]: eth0: deleting route to 192.168.1.0/24
Nov 23 08:13:58 veket daemon.debug dhcpcd[10730]: eth0: deleting IP address 192.168.1.100/24
Nov 23 08:13:58 veket daemon.debug dhcpcd[10730]: eth0: executing `/lib/dhcpcd/dhcpcd-run-hooks', reason RELEASE
Nov 23 08:13:58 veket daemon.info dhcpcd[10730]: eth0: removing interface
Nov 22 17:13:58 veket daemon.err dhcpcd[22708]: dhcpcd not running
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