ifconfig
В рабочем состоянии.
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
       inet 192.168.0.2  netmask 255.255.255.0  broadcast 192.168.0.255
       inet6 fe80::ca60:ff:fe9b:6be9  prefixlen 64  scopeid 0x20<link>
       ether c8:60:00:9b:6b:e9  txqueuelen 1000  (Ethernet)
       RX packets 30567  bytes 33734082 (32.1 MiB)
       RX errors 0  dropped 0  overruns 0  frame 0
       TX packets 22144  bytes 2674573 (2.5 MiB)
       TX errors 0  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 0  (Local Loopback)
       RX packets 0  bytes 0 (0.0 B)
       RX errors 0  dropped 0  overruns 0  frame 0
       TX packets 0  bytes 0 (0.0 B)
       TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

Когда не работает, eth0 пропадает, остается только lo. Сбоит не сетевуха, ибо livecd работали отлично.


sudo ifconfig eth0 up
ifconfig eth0

eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
       inet6 fe80::ca60:ff:fe9b:6be9  prefixlen 64  scopeid 0x20<link>
       ether c8:60:00:9b:6b:e9  txqueuelen 1000  (Ethernet)
       RX packets 0  bytes 0 (0.0 B)
       RX errors 0  dropped 0  overruns 0  frame 0
       TX packets 3  bytes 238 (238.0 B)
       TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0


dmesg | grep eth0
В рабочем:
[    1.254156] r8169 0000:03:00.0 eth0: RTL8168f/8111f at 0xffffc90004efc000, c8:60:00:9b:6b:e9, XID 08000800 IRQ 44
[    1.254158] r8169 0000:03:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[    1.378373] r8169 0000:03:00.0 eth0: link down
[    1.378403] r8169 0000:03:00.0 eth0: link down
[    1.378417] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[    3.015139] r8169 0000:03:00.0 eth0: link up
[    3.015149] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[   38.378351] r8169 0000:03:00.0 eth0: link down
[   40.046951] r8169 0000:03:00.0 eth0: link up


В нерабочем:

[    1.343503] r8169 0000:03:00.0 eth0: RTL8168f/8111f at 0xffffc90000c20000, c8:60:00:9b:6b:e9, XID 08000800 IRQ 44
[    1.343506] r8169 0000:03:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]


В нерабочем, но поднятом:

[    1.343503] r8169 0000:03:00.0 eth0: RTL8168f/8111f at 0xffffc90000c20000, c8:60:00:9b:6b:e9, XID 08000800 IRQ 44
[    1.343506] r8169 0000:03:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[   75.785901] r8169 0000:03:00.0 eth0: link down
[   75.785940] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   75.785952] r8169 0000:03:00.0 eth0: link down
[   77.446128] r8169 0000:03:00.0 eth0: link up
[   77.446138] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready