Execute em terminal os seguintes comandos e poste os resultados aqui.
sudo lshw -C network
ifconfig -a
iwconfig
nm-tool
rfkill list wifi
Acho que olhando o resultado estou começando a entender melhor, aqui vai:
marcelorota@kleinpeque:~$ sudo lshw -C network
[sudo] password for marcelorota:
*-network
description: Ethernet interface
product: AR8162 Fast Ethernet
vendor: Atheros Communications Inc.
physical id: 0
bus info: pci@0000:01:00.0
logical name: eth0
version: 10
serial: 00:26:6c:14:84:a4
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi msix bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=alx driverversion=1.2.3 firmware=N/A latency=0 link=no multicast=yes port=twisted pair
resources: irq:16 memory:b8500000-b853ffff ioport:3000(size=128)
*-network
description: Wireless interface
product: RTL8188CE 802.11b/g/n WiFi Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlan0
version: 01
serial: 24:ec:99:1d:21:05
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8192ce driverversion=3.5.0-27-generic firmware=N/A ip=192.168.0.18 latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn
resources: irq:17 ioport:2000(size=256) memory:b8400000-b8403fff
marcelorota@kleinpeque:~$ ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:26:6c:14:84:a4
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:16
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:463 errors:0 dropped:0 overruns:0 frame:0
TX packets:463 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:87181 (87.1 KB) TX bytes:87181 (87.1 KB)
wlan0 Link encap:Ethernet HWaddr 24:ec:99:1d:21:05
inet addr:192.168.0.18 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::26ec:99ff:fe1d:2105/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4480 errors:0 dropped:0 overruns:0 frame:0
TX packets:3746 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4557830 (4.5 MB) TX bytes:620559 (620.5 KB)
marcelorota@kleinpeque:~$ iwconfig
eth0 no wireless extensions.
lo no wireless extensions.
wlan0 IEEE 802.11bgn ESSID:"GLADIS"
Mode:Managed Frequency:2.412 GHz Access Point: 28:BE:9B:65:82:82
Bit Rate=18 Mb/s Tx-Power=20 dBm
Retry long limit:7 RTS thr=2347 B Fragment thr:off
Power Management:off
Link Quality=60/70 Signal level=-50 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:333 Missed beacon:0
marcelorota@kleinpeque:~$ nm-tool
NetworkManager Tool
State: connected (global)
- Device: wlan0 [GLADIS] ------------------------------------------------------
Type: 802.11 WiFi
Driver: rtl8192ce
State: connected
Default: yes
HW Address: 24:EC:99:1D:21:05
Capabilities:
Speed: 18 Mb/s
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points (* = current AP)
*GLADIS: Infra, 28:BE:9B:65:82:82, Freq 2412 MHz, Rate 54 Mb/s, Strength 70 WPA WPA2
GLADIS_2: Infra, 00:25:86:DE:19:2A, Freq 2437 MHz, Rate 54 Mb/s, Strength 82 WPA WPA2
IPv4 Settings:
Address: 192.168.0.18
Prefix: 24 (255.255.255.0)
Gateway: 192.168.0.1
DNS: 189.7.144.16
DNS: 189.7.144.15
- Device: eth0 -----------------------------------------------------------------
Type: Wired
Driver: alx
State: unavailable
Default: no
HW Address: 00:26:6C:14:84:A4
Capabilities:
Carrier Detect: yes
Wired Properties
Carrier: off
marcelorota@kleinpeque:~$ rfkill list wifi
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
marcelorota@kleinpeque:~$