Acabei de atualizar para o Ubuntu 18.04 e meu adaptador WiFi parou de funcionar. Eu tive problemas com isso antes, quando eu instalei o Ubuntu 14.04. Eu posso obter internet através da Ethernet, então não há problema. A inicialização segura está desativada.
A saída para sudo lshw -C network é
*-network UNCLAIMED
description: Network controller
product: Realtek Semiconductor Co., Ltd.
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
version: 00
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress cap_list
configuration: latency=0
resources: ioport:2000(size=256) memory:91100000-9110ffff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:03:00.0
logical name: eno1
version: 15
serial: ac:e2:d3:d4:91:14
size: 1Gbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 ip=192.168.86.248 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
resources: irq:117 ioport:1000(size=256) memory:91004000-91004fff memory:91000000-91003fff
A saída para nmcli device show é
GENERAL.DEVICE: eno1
GENERAL.TYPE: ethernet
GENERAL.HWADDR: AC:E2:D3:D4:91:14
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.CONNECTION: Wired connection 1
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveCo
WIRED-PROPERTIES.CARRIER: on
IP4.ADDRESS[1]: 192.168.86.248/24
IP4.GATEWAY: 192.168.86.1
IP4.ROUTE[1]: dst = 0.0.0.0/0, nh = 192.168.86.1, mt =
IP4.ROUTE[2]: dst = 192.168.86.0/24, nh = 0.0.0.0, mt
IP4.ROUTE[3]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt =
IP4.DNS[1]: 192.168.86.1
IP4.DOMAIN[1]: lan
IP6.ADDRESS[1]: fe80::ed6a:4eda:3f8d:c52e/64
IP6.GATEWAY: --
IP6.ROUTE[1]: dst = ff00::/8, nh = ::, mt = 256, table
IP6.ROUTE[2]: dst = fe80::/64, nh = ::, mt = 256
IP6.ROUTE[3]: dst = fe80::/64, nh = ::, mt = 100
GENERAL.DEVICE: lo
GENERAL.TYPE: loopback
GENERAL.HWADDR: 00:00:00:00:00:00
GENERAL.MTU: 65536
GENERAL.STATE: 10 (unmanaged)
GENERAL.CONNECTION: --
GENERAL.CON-PATH: --
IP4.ADDRESS[1]: 127.0.0.1/8
IP4.GATEWAY: --
IP6.ADDRESS[1]: ::1/128
IP6.GATEWAY: --
Obrigado
Nyle