Em primeiro lugar, muito obrigada pela ajuda.
Segue a resposta:
isabela@isabela-desktop:~$ lsusb
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 014: ID 0781:5406 SanDisk Corp. Cruzer Micro 1/2/4GB Flash Drive
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
isabela@isabela-desktop:~$ sudo lshw -C-network
Hardware Lister (lshw) - B.02.14
usage: lshw [-format] [-options ...]
lshw -version
-version print program version (B.02.14)
format can be
-html output hardware tree as HTML
-xml output hardware tree as XML
-short output hardware paths
-businfo output bus information
options can be
-class CLASS only show a certain class of hardware
-C CLASS same as '-class CLASS'
-c CLASS same as '-class CLASS'
-disable TEST disable a test (like pci, isapnp, cpuid, etc. )
-enable TEST enable a test (like pci, isapnp, cpuid, etc. )
-quiet don't display status
-sanitize sanitize output (remove sensitive information like serial numbers, etc.)
-numeric output numeric IDs (for PCI, USB, etc.)
isabela@isabela-desktop:~$ iwconfig wlan0
wlan0 No such device
isabela@isabela-desktop:~$ ifconfig -a
eth0 Link encap:Ethernet Endereço de HW 00:22:68:73:46:4a
endereço inet6: fe80::222:68ff:fe73:464a/64 Escopo:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Métrica:1
pacotes RX:274 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:188 erros:0 descartados:0 excesso:0 portadora:0
colisões:0 txqueuelen:1000
RX bytes:33573 (33.5 KB) TX bytes:28349 (28.3 KB)
IRQ:27 Endereço de E/S:0xa000
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:495 erros:0 descartados:0 excesso:0 quadro:0
Pacotes TX:495 erros:0 descartados:0 excesso:0 portadora:0
colisões:0 txqueuelen:0
RX bytes:101560 (101.5 KB) TX bytes:101560 (101.5 KB)
isabela@isabela-desktop:~$ nm-tool
NetworkManager Tool
State: disconnected
- Device: eth0 -----------------------------------------------------------------
Type: Wired
Driver: forcedeth
State: disconnected
Default: no
HW Address: 00:22:68:73:46:4A
Capabilities:
Carrier Detect: yes
Speed: 100 Mb/s
Wired Properties
Carrier: on