Loading... # Ubuntu关于网口的信息查看 > 这篇比较简单,单纯为了记录。 ## 查看端口号: - `ifconfig` ``` root@xjwx:~# ifconfig eno33np0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.16.5.222 netmask 255.255.0.0 broadcast 172.16.255.255 inet6 fe80::be97:e1ff:fed6:5420 prefixlen 64 scopeid 0x20<link> ether bc:97:e1:d6:54:20 txqueuelen 1000 (Ethernet) RX packets 45526 bytes 7425016 (7.4 MB) RX errors 0 dropped 1129 overruns 0 frame 471 TX packets 833 bytes 135878 (135.8 KB) 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 1000 (Local Loopback) RX packets 84 bytes 7204 (7.2 KB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 84 bytes 7204 (7.2 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 ``` 主要看现在可以用的端口 - `ip addr` ``` 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 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: eno33np0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether bc:97:e1:d6:54:20 brd ff:ff:ff:ff:ff:ff inet 172.16.5.222/16 brd 172.16.255.255 scope global eno33np0 valid_lft forever preferred_lft forever inet6 fe80::be97:e1ff:fed6:5420/64 scope link valid_lft forever preferred_lft forever 3: eno1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether 70:b5:e8:d0:9d:da brd ff:ff:ff:ff:ff:ff 4: eno34np1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether bc:97:e1:d6:54:21 brd ff:ff:ff:ff:ff:ff 5: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether 70:b5:e8:d0:9d:db brd ff:ff:ff:ff:ff:ff ``` 查看所有的端口基本信息 ## `ethtool eno33np0`查看更详细的一个端口的信息: ``` Settings for eno33np0: Supported ports: [ FIBRE ] Supported link modes: 1000baseT/Full 10000baseT/Full 25000baseCR/Full Supported pause frame use: Symmetric Receive-only Supports auto-negotiation: Yes Supported FEC modes: Not reported Advertised link modes: 1000baseT/Full 10000baseT/Full 25000baseCR/Full Advertised pause frame use: Symmetric Advertised auto-negotiation: Yes Advertised FEC modes: Not reported Link partner advertised link modes: Not reported Link partner advertised pause frame use: Symmetric Link partner advertised auto-negotiation: No Link partner advertised FEC modes: Not reported Speed: 10000Mb/s Duplex: Full Port: FIBRE PHYAD: 1 Transceiver: internal Auto-negotiation: on Supports Wake-on: g Wake-on: d Current message level: 0x00000000 (0) Link detected: yes ``` Last modification:December 7, 2020 © Allow specification reprint Like 0 If you think my article is useful to you, please feel free to appreciate