自从我配置 Grub 来管理我的双启动机器以来,我一直遇到网络问题。启动 Ubuntu 时,以太网不会自动配置 dhcp,手动设置 IP 也不起作用。但是,我的 wlan 的手动 IP 确实有效。我已经完全卸载了网络管理器并重新安装了所有其他软件包,但仍然没有用。
但是,昨晚我让 Linux 端保持在线状态一整夜,今天早上,dhcp 已分配了有效 IP,以太网工作正常。重新启动后,它无法连接并重新开始。
我已经在这里和其他论坛(fora?)上遇到过十几个相关问题,但似乎找不到解决方案。
eth0 Link encap:Ethernet HWaddr 00:1f:bc:11:c6:54
inet6 addr: fe80::21f:bcff:fe11:c654/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:2896 errors:0 dropped:0 overruns:0 frame:0
TX packets:507 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:289293 (289.2 KB) TX bytes:104157 (104.1 KB)
Interrupt:20 Memory:fb200000-fb220000
*-network
description: Ethernet interface
product: Ethernet Connection (2) I218-V
vendor: Intel Corporation
physical id: 19
bus info: pci@0000:00:19.0
logical name: eth0
version: 05
serial: 00:1f:bc:11:c6:54
size: 1Gbit/s
capacity: 1Gbit/s
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.5-k duplex=full firmware=0.1-4 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
resources: irq:40 memory:fb200000-fb21ffff memory:fb239000-fb239fff ioport:f020(size=32)
*-network
description: Wireless interface
physical id: 2
bus info: usb@1:1
logical name: wlan0
serial: 74:da:38:56:1d:d0
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=rtl8192cu driverversion=4.2.0-41-generic firmware=N/A ip=192.168.1.50 link=yes multicast=yes wireless=IEEE 802.11bgn
感谢您的帮助!如果还有其他诊断信息有帮助,请告诉我。