Recentemente, meu computador com o Ubuntu Server parou de poder conectar-se à rede ethernet.
Na inicialização, ele trava em "Um trabalho de início está sendo executado para Levantar interfaces de rede" até o limite de tempo.
Meu / etc / network / interfaces contém: fonte /etc/network/interfaces.d / *
auto lo
iface lo inet loopback
auto enp1s0
iface enp1s0 inet dhcp
O ethtool enp1s0 retorna o seguinte
Supported ports: [ TP MII ]
Supported link modes: 10baseI/Half 10baseT/Full
100baseI/Half 100baseT/Full
1000baseI/Half 1000baseT/Full
Supported pause frame use: No
Suports auto-negotiation: Yes
Advertised link modes: 10baseI/Half 10baseT/Full
100baseI/Half 100baseT/Full
1000baseI/Half 1000baseT/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Link partner dvertised link modes: 10baseI/Half 10baseT/Full
100baseI/Half 100baseT/Full
1000baseI/Half 1000baseT/Full
Link partner advertised pause frame use: Symmetric Receive-only
Link partner advertised auto-negotiation: Yes
Speed: 1000 Mb/s
Duplex: Full
Port: MII
PHYAD: 0
Transceiver: internal
auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
drv probe ifdown ifup
Link detected: yes
ifconfig enp1s0 retorna isso:
enp1s0 Link encap:Ethernet HWaddr 40:8d:5c:d7:a5:b4
inet6 addr: fe80::428d:5cff:fed7:a5b4/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:22 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:5426 (5.4 KB)
Executando ifdown enp1s0 & amp; & amp; ifup enp1s0 retorna isso:
Listening on LPF/enp1s0/40:8d:5c:d7:a5:b4
Sending on LPF/enp1s0/40:8d:5c:d7:a5:b4
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 3 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 6 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 11 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 19 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 21 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 17 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 8 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 12 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 15 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 14 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 15 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 21 (xid=0x9505c211)
DHPCDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 18 (xid=0x9505c211)
No DHCPOFFERS received
No working leases in persistent database - sleeping
Se eu definir um IP estático, receberei "host de destino inacessível" em todos os meus pings