Foi mal.
Segue a resposta:
========================================:~$ sudo lshw -C network
*-network
descrição: Interface sem fio
produto: RTL8191SEvA Wireless LAN Controller
fabricante: Realtek Semiconductor Co., Ltd.
ID físico: 0
informações do barramento: pci@0000:02:00.0
nome lógico: wlan0
versão: 10
serial: 1c:65:9d:63:d6:55
largura: 32 bits
clock: 33MHz
capacidades: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuração: broadcast=yes driver=rtl8192se driverversion=3.16.0-24-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
recursos: irq:16 porta de E/S:3000(tamanho=256) memória:93400000-93403fff
*-network
descrição: Ethernet interface
produto: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
fabricante: Realtek Semiconductor Co., Ltd.
ID físico: 0
informações do barramento: pci@0000:03:00.0
nome lógico: eth0
versão: 02
serial: 78:ac:c0:ee:29:ec
tamanho: 10Mbit/s
capacidade: 100Mbit/s
largura: 64 bits
clock: 33MHz
capacidades: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuração: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half latency=0 link=no multicast=yes port=MII speed=10Mbit/s
recursos: irq:40 porta de E/S:2000(tamanho=256) memória:91410000-91410fff memória:91400000-9140ffff memória:92400000-9240ffff
================================================:~$ iwconfig
wlan0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:off
lo no wireless extensions.
eth0 no wireless extensions.
========================================:~$ ifconfig -a
eth0 Link encap:Ethernet Endereço de HW 78:ac:c0:ee:29:ec
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)
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:65536 Métrica:1
pacotes RX:145 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:145 erros:0 descartados:0 excesso:0 portadora:0
colisões:0 txqueuelen:0
RX bytes:10436 (10.4 KB) TX bytes:10436 (10.4 KB)
wlan0 Link encap:Ethernet Endereço de HW 1c:65:9d:63:d6:55
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)
==========================================:~$ nm-tool
NetworkManager Tool
State: disconnected
- Device: eth0 -----------------------------------------------------------------
Type: Wired
Driver: r8169
State: unavailable
Default: no
HW Address: 78:AC:C0:EE:29:EC
Capabilities:
Carrier Detect: yes
Wired Properties
Carrier: off
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: rtl8192se
State: disconnected
Default: no
HW Address: 1C:65:9D:63:D6:55
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points
NetVirtua B305: Infra, DC:45:17:84:AC:23, Freq 2437 MHz, Rate 54 Mb/s, Strength 84 WPA
Greice: Infra, 94:87:7C:39:76:20, Freq 2437 MHz, Rate 54 Mb/s, Strength 64 WPA2
net-virtua_gilberto: Infra, DC:45:17:84:CA:53, Freq 2412 MHz, Rate 54 Mb/s, Strength 57 WPA
AP304B: Infra, 74:EA:3A:CB:9D:E6, Freq 2417 MHz, Rate 54 Mb/s, Strength 57 WPA WPA2
netvirtua-205: Infra, F8:ED:A5:4E:B1:40, Freq 2462 MHz, Rate 54 Mb/s, Strength 54 WPA2
LIZ.VALADARES: Infra, EC:22:80:09:B0:5F, Freq 2417 MHz, Rate 54 Mb/s, Strength 50 WPA2
Raul Melo: Infra, 1C:7E:E5:C1:B3:D6, Freq 2462 MHz, Rate 54 Mb/s, Strength 50 WPA WPA2
Edimar R.G.: Infra, C4:27:95:86:09:B5, Freq 2462 MHz, Rate 54 Mb/s, Strength 44 WPA WPA2
ARRIS-11F2: Infra, E8:89:2C:17:11:F0, Freq 2412 MHz, Rate 54 Mb/s, Strength 40 WPA2
CAROLINA: Infra, E0:CE:C3:D7:02:45, Freq 2452 MHz, Rate 54 Mb/s, Strength 30 WPA WPA2
MoradaNova: Infra, 00:1D:0F:F5:C0:8E, Freq 2437 MHz, Rate 54 Mb/s, Strength 20 WPA WPA2
Netuno_601: Infra, CC:A4:62:95:95:D0, Freq 2462 MHz, Rate 54 Mb/s, Strength 27 WPA2
PERYCLES-PC_Network: Infra, 20:a:4B:2F:E3:B7, Freq 2432 MHz, Rate 54 Mb/s, Strength 14 WPA2
RENATA: Infra, 14:CF:E2:04:38:90, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA2
OLIVEROD: Infra, 74:EA:3A:DF:54:40, Freq 2442 MHz, Rate 54 Mb/s, Strength 14 WPA
Oliveira: Infra, 4C:17:EB:D7:46:B7, Freq 2452 MHz, Rate 54 Mb/s, Strength 14 WPA2
FAMILIA MARINHO: Infra, 5A:67:CE:4F:7D:89, Freq 2462 MHz, Rate 54 Mb/s, Strength 17 WPA2
TAGUANET_Guara: Infra, 00:05:9E:87:37:09, Freq 2457 MHz, Rate 54 Mb/s, Strength 37 WEP
Virginia Lan: Infra, 74:EA:3A:F8:0C:C4, Freq 2412 MHz, Rate 54 Mb/s, Strength 37 WEP
linksys: Infra, 00:25:9C:33:3C:9A, Freq 2437 MHz, Rate 54 Mb/s, Strength 34
ARRIS-30F2: Infra, CC:A4:62:E1:30:F0, Freq 2462 MHz, Rate 54 Mb/s, Strength 37 WPA2
Maria_Nela: Infra, 40:70:09:02:E5:70, Freq 2457 MHz, Rate 54 Mb/s, Strength 37 WPA WPA2
BrawsNet: Infra, 68:15:90:FA:12:89, Freq 2452 MHz, Rate 54 Mb/s, Strength 24 WPA WPA2
tatiana: Infra, E8:3E:FC:C0:C4:30, Freq 2437 MHz, Rate 54 Mb/s, Strength 30 WPA2
HP-Print-D0-LaserJet 1102: Infra, 68:94:23:4A:42:D0, Freq 2457 MHz, Rate 54 Mb/s, Strength 24
Oi WiFi Fon: Infra, 58:23:8C:F7:6A:0F, Freq 2462 MHz, Rate 54 Mb/s, Strength 30
Fernando Correa: Infra, F4:DC:F9:EB:56:8A, Freq 2412 MHz, Rate 54 Mb/s, Strength 30 WPA2
Castro: Infra, C4:27:95:76:0F:7F, Freq 2437 MHz, Rate 54 Mb/s, Strength 30 WPA WPA2
Netvirtua.apt.01:Infra, F8:ED:A5:87:37:70, Freq 2412 MHz, Rate 54 Mb/s, Strength 27 WPA2
Lanier: Infra, E8:3E:FC:C1:8A:90, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA2
Souza's House: Infra, 90:0D:CB:09:81:10, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA2
OLIVEIRA 1201: Infra, 14:AB:F0:FB:B0:30, Freq 2462 MHz, Rate 54 Mb/s, Strength 30 WPA2
netvirtua.815: Infra, 7C:05:07:2C:4C:54, Freq 2412 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
GVT-D057: Infra, EC:22:80:0B:D0:57, Freq 2462 MHz, Rate 54 Mb/s, Strength 30 WPA WPA2
vasconcelos: Infra, 00:23:CD:CC:FC:22, Freq 2437 MHz, Rate 54 Mb/s, Strength 17 WEP
debora: Infra, 28:32:C5:8B:BD:40, Freq 2412 MHz, Rate 54 Mb/s, Strength 14 WPA2
4a05ba: Infra, 70:54:D2:4E:7E:31, Freq 2412 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
LIMA2: Infra, 68:7F:74:14:D7:2E, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
TP-LINK_2.4GHz_CE4C69: Infra, A0:F3:C1:CE:4C:69, Freq 2412 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
Luiz Carlos: Infra, C8:60:00:B1:BB:0C, Freq 2437 MHz, Rate 54 Mb/s, Strength 17 WPA
Ana Felipe: Infra, C4:27:95:8C:a:10, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
GVT-439A: Infra, 00:17:D0:98:43:99, Freq 2437 MHz, Rate 54 Mb/s, Strength 14 WPA WPA2
MARTINS: Infra, 90:0D:CB:2B:4F:00, Freq 2462 MHz, Rate 54 Mb/s, Strength 14 WPA2
Oi WiFi Fon: Infra, CC:03:FA:2E:B3:FD, Freq 2412 MHz, Rate 54 Mb/s, Strength 27
bbpfc: Infra, 00:18:39:A7:9A:C2, Freq 2462 MHz, Rate 54 Mb/s, Strength 30 WPA
GVT-D768: Infra, 84:E0:58:10:D7:68, Freq 2462 MHz, Rate 54 Mb/s, Strength 27 WPA2
Jesus te ama: Infra, 14:D6:4D:2C:74:18, Freq 2442 MHz, Rate 54 Mb/s, Strength 14 WPA2
=============================================:~$ rfkill list wifi
0: hp-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
2: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no