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« Online: 13 de Outubro de 2021, 23:45 »
Boa noite amigos.
De dois dias para cá, minha rede cabeada parou de funcionar inexplicavelmente. O mais incrível disso é que, se eu reinicio a máquina com o CD de instalação do kubuntu inserido, e acesso o LIVECD, a conexão funciona perfeitamente. Mas quando acesso o SO instalado, nada feito. O Wireless funciona, mas com uma conexão bastante lenta, pois estou longe do roteador. Se alguém puder me ajudar.
Seguem algumas informações que podem ajudar aos senhores a me ajudar:
Kernel: 5.4.0-88-generic
Saída do LSPCI: 1e:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 11)
Saída do meu IFCONFIG:
eth0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether 70:85:c2:be:74:cc txqueuelen 1000 (Ethernet)
RX packets 1 bytes 174 (174.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 238 bytes 39080 (39.0 KB)
TX errors 238 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Loopback Local)
RX packets 5487 bytes 466049 (466.0 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 5487 bytes 466049 (466.0 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.32 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 2804:14c:65d3:7174:e022:53cb:a439:32a prefixlen 64 scopeid 0x0<global>
inet6 2804:14c:65d3:7174::1005 prefixlen 128 scopeid 0x0<global>
inet6 fe80::7030:8e16:edd5:b3d9 prefixlen 64 scopeid 0x20<link>
inet6 2804:14c:65d3:7174:bc88:2b82:3bd0:e55e prefixlen 64 scopeid 0x0<global>
ether 50:3e:a:22:c7:f7 txqueuelen 1000 (Ethernet)
RX packets 20100 bytes 22747417 (22.7 MB)
RX errors 0 dropped 18 overruns 0 frame 0
TX packets 17542 bytes 2300895 (2.3 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
Saída do sudo lshw -C network :
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:1e:00.0
logical name: eth0
version: 11
serial: 70:85:c2:be:74:cc
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 firmware=rtl8168g-2_0.0.1 02/06/13 latency=0 link=no multicast=yes port=MII
resources: irq:34 ioport:f000(size=256) memory:fcd00000-fcd00fff memory:f0300000-f0303fff
*-network
description: Wireless interface
physical id: 1
bus info: usb@3:3
logical name: wlan0
serial: 50:3e:a:22:c7:f7
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=rtl8xxxu driverversion=5.4.0-88-generic firmware=N/A ip=192.168.0.32 link=yes multicast=yes wireless=IEEE 802.11