我输入 "ethtool eth0",得到下面信息,是什么问题呢?
Cannot get device settings: No such device
Cannot get wake-on-lan settings: No such device
Cannot get message level: No such device
Cannot get link status: No such device
No data available
ethtool eth0得不到信息
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Re: ethtool eth0得不到信息
1. 猜測 你的網卡界面名稱 不是 eth0我输入 "ethtool eth0",得到下面信息,是什么问题呢?
Cannot get device settings: No such device
...
2. 把下面指令 複製 貼進終端機 執行
2-1. sudo ifconfig -a
2-2. sudo ip addr show
檢查看看 你的網卡界面名稱
3. 非 root 登入 建議加上 sudo 使用 root 權限
sudo ethtool xxxx # xxxx 是 網卡界面名稱
3-1. 新手 在 Ubuntu 不建議 使用 root 登入 或 切換成 root 身份
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Re: ethtool eth0得不到信息
"檢查看看 你的網卡界面名稱" 哪个是网卡界面名称?谢谢。
$ sudo ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether f0:4d:a2:60:1a:17 brd ff:ff:ff:ff:ff:ff
3: wlp12s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 64:80:99:43:3e:d4 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.122/24 brd 192.168.1.255 scope global dynamic wlp12s0
valid_lft 86288sec preferred_lft 86288sec
inet6 fe80::591:c2de:d600:7650/64 scope link
valid_lft forever preferred_lft forever
4: enx001de14bd9fe: <NOARP> mtu 1400 qdisc noop state DOWN group default qlen 20
link/ether 00:1d:e1:4b:d9:fe brd ff:ff:ff:ff:ff:ff
$ sudo ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether f0:4d:a2:60:1a:17 brd ff:ff:ff:ff:ff:ff
3: wlp12s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 64:80:99:43:3e:d4 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.122/24 brd 192.168.1.255 scope global dynamic wlp12s0
valid_lft 86288sec preferred_lft 86288sec
inet6 fe80::591:c2de:d600:7650/64 scope link
valid_lft forever preferred_lft forever
4: enx001de14bd9fe: <NOARP> mtu 1400 qdisc noop state DOWN group default qlen 20
link/ether 00:1d:e1:4b:d9:fe brd ff:ff:ff:ff:ff:ff
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Re: ethtool eth0得不到信息
1: lo (localhost)
2: eno1 (有線網卡)
3: wlp12s0 (無線網卡)
4: enx001de14bd9fe (MAC : 001de14bd9fe 的網卡)
5. 進一步參閱
https://www.freedesktop.org/wiki/Softwa ... faceNames/
Predictable Network Interface Names
What precisely has changed in v197?
sudo ethtool eno1
7. 補充
eth0, eth1, ... 是以前的命名規則
自 systemd 197 版本開始 預設改為 Predictable Network Interface Names
2: eno1 (有線網卡)
3: wlp12s0 (無線網卡)
4: enx001de14bd9fe (MAC : 001de14bd9fe 的網卡)
5. 進一步參閱
https://www.freedesktop.org/wiki/Softwa ... faceNames/
Predictable Network Interface Names
What precisely has changed in v197?
6. 試試ethtool eth0得不到信息
sudo ethtool eno1
7. 補充
eth0, eth1, ... 是以前的命名規則
自 systemd 197 版本開始 預設改為 Predictable Network Interface Names
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Re: ethtool eth0得不到信息
sudo ethtool eno1
得到了相关信息。
谢谢!
得到了相关信息。
谢谢!