Ah, assim faz mais sentido pra mim.
Plugue o adaptador, execute os comandos abaixo e cole o resultado aqui.
lsusb
sudo lshw -C network
iwconfig wlan0
ifconfig -a
nm-tool
Feito !
alex@confucio:~$ lsusb
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 003: ID 5986:0200 Acer, Inc OrbiCam
Bus 001 Device 002: ID 148f:3070 Ralink Technology, Corp. RT2870/RT3070 Wireless Adapter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
alex@confucio:~$ sudo lshw -C network
[sudo] password for alex:
*-network
description: Ethernet interface
product: 191 Gigabit Ethernet Adapter
vendor: Silicon Integrated Systems [SiS]
physical id: 4
bus info: pci@0000:00:04.0
logical name: eth0
version: 02
serial: 00:90:f5:7b:63:b4
size: 100Mbit/s
capacity: 100Mbit/s
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=sis190 driverversion=1.4 duplex=full ip=192.168.2.104 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:19 memory:d8407000-d840707f ioport:1000(size=128)
*-network
description: Wireless interface
physical id: 2
bus info: usb@1:4
logical name: wlan0
serial: 78:44:76:7c:37:4d
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=rt2800usb driverversion=2.6.38-8-generic firmware=0.12 link=no multicast=yes wireless=IEEE 802.11bgn
alex@confucio:~$ iwconfig wlan0
wlan0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:on
alex@confucio:~$ ifconfig -a
eth0 Link encap:Ethernet Endereço de HW 00:90:f5:7b:63:b4
inet end.: 192.168.2.104 Bcast:192.168.2.255 Masc:255.255.255.0
endereço inet6: fe80::290:f5ff:fe7b:63b4/64 Escopo:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Métrica:1
pacotes RX:223223 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:152526 erros:0 descartados:0 excesso:0 portadora:0
colisões:1 txqueuelen:1000
RX bytes:309758844 (309.7 MB) TX bytes:14457182 (14.4 MB)
IRQ:19 Endereço de E/S:0xdead
lo Link encap:Loopback Local
inet end.: 127.0.0.1 Masc:255.0.0.0
endereço inet6: ::1/128 Escopo:Máquina
UP LOOPBACK RUNNING MTU:16436 Métrica:1
pacotes RX:28 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:28 erros:0 descartados:0 excesso:0 portadora:0
colisões:0 txqueuelen:0
RX bytes:1680 (1.6 KB) TX bytes:1680 (1.6 KB)
wlan0 Link encap:Ethernet Endereço de HW 78:44:76:7c:37:4d
UP BROADCAST MULTICAST MTU:1500 Métrica:1
pacotes RX:0 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:0 erros:0 descartados:0 excesso:0 portadora:0
colisões:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
alex@confucio:~$ nm-tool
NetworkManager Tool
State: connected
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: rt2800usb
State: disconnected
Default: no
HW Address: 78:44:76:7C:37:4D
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points
Rota Net rep: Infra, 00:15:6D:F6:D7:2F, Freq 2432 MHz, Rate 54 Mb/s, Strength 45
Rota Net 2: Infra, 00:0C:42:39:03:36, Freq 2412 MHz, Rate 11 Mb/s, Strength 34
Je.net (danilo): Infra, 00:21:8D:01:3F:55, Freq 2462 MHz, Rate 54 Mb/s, Strength 37
mania net 8660-7929 /8888-0233: Infra, 00:21:8D:01:E2:12, Freq 2432 MHz, Rate 54 Mb/s, Strength 77 WPA
arssena: Infra, 34:08:04:D7:27:7A, Freq 2417 MHz, Rate 54 Mb/s, Strength 100 WPA WPA2
- Device: eth0 [Auto eth0] ----------------------------------------------------
Type: Wired
Driver: sis190
State: connected
Default: yes
HW Address: 00:90:F5:7B:63:B4
Capabilities:
Carrier Detect: yes
Speed: 100 Mb/s
Wired Properties
Carrier: on
IPv4 Settings:
Address: 192.168.2.104
Prefix: 24 (255.255.255.0)
Gateway: 192.168.2.1
DNS: 192.168.254.254
alex@confucio:~$