我在一台改装的 2011 年戴尔塔式机上安装了 Ubuntu 服务器 19.04。
以前是 Windows 系统，在 ETH 有线局域网上我的网速是 1Gbp/S，但现在在 Ubuntu 上它无法识别硬件。
尝试更新固件，也弄乱了 BIOS，电缆和路由器都功能齐全（现代设备）
正在做sudo lshw -C 网络返回没有什么.
简单运行须藤lshw返回完整的规格列表，在 *-core 下我们可以看到：
*-bridge
description: Ethernet interface
product: MCP61 Ethernet
vendor: NVIDIA Corporation
physical id: 7
bus info: pci@0000:00:07.0
logical name: enp0s7
version: a2
serial: xx:xx:xx:xx:xx:xx
size: 100000000
capacity: 100000000
width: 32 bits
clock: 66MHz
capabilities: bridge pm msi ht bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=forcedeth driverversion=0.64 duplex=full ip=xxx.xxx.xx.xx latency=0 link=yes maxlatency=20 mingnt=1 multicast=yes port=MII speed=100Mbit/s
跑步是否配置：
enp0s7: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet xxx.xxx.xx.xx netmask 255.255.255.0 broadcast 192.168.0.255
inet6 xx:xx:xx:xx:xx:xx prefixlen 64 scopeid 0x20<link>
ether xx:xx:xx:xx:xx:xx txqueuelen 1000 (Ethernet)
RX packets 9468204 bytes 11802225209 (11.8 GB)
RX errors 0 dropped 911 overruns 0 frame 0
TX packets 8488610 bytes 6198749826 (6.1 GB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
和ethtool enp0s7
Settings for enp0s7:
Supported ports: [ MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: 100Mb/s
Duplex: Full
Port: MII
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: g
Wake-on: g
Link detected: yes
我知道你们中的一些人可能会说“没有1000baseT所以是不可能的......“但我很肯定硬件是千兆兼容的。
提前致谢 ：）