• linux查看接口连接状态


    ethtool

    # ethtool em1
    Settings for em1:
            Supported ports: [ TP ]
            Supported link modes:   10baseT/Half 10baseT/Full 
                                    100baseT/Half 100baseT/Full 
                                    1000baseT/Half 1000baseT/Full 
            Supports auto-negotiation: Yes
            Advertised link modes:  10baseT/Half 10baseT/Full 
                                    100baseT/Half 100baseT/Full 
                                    1000baseT/Half 1000baseT/Full 
            Advertised pause frame use: Symmetric
            Advertised auto-negotiation: Yes
            Link partner advertised link modes:  10baseT/Half 10baseT/Full 
                                                 100baseT/Half 100baseT/Full 
                                                 1000baseT/Full 
            Link partner advertised pause frame use: No
            Link partner advertised auto-negotiation: Yes
            Speed: 1000Mb/s
            Duplex: Full
            Port: Twisted Pair
            PHYAD: 1
            Transceiver: internal
            Auto-negotiation: on
            MDI-X: off
            Supports Wake-on: g
            Wake-on: d
            Current message level: 0x000000ff (255)
            Link detected: yes
    # ethtool em2
    Settings for em2:
            Supported ports: [ TP ]
            Supported link modes:   10baseT/Half 10baseT/Full 
                                    100baseT/Half 100baseT/Full 
                                    1000baseT/Half 1000baseT/Full 
            Supports auto-negotiation: Yes
            Advertised link modes:  10baseT/Half 10baseT/Full 
                                    100baseT/Half 100baseT/Full 
                                    1000baseT/Half 1000baseT/Full 
            Advertised pause frame use: Symmetric
            Advertised auto-negotiation: Yes
            Speed: Unknown!
            Duplex: Unknown! (255)
            Port: Twisted Pair
            PHYAD: 2
            Transceiver: internal
            Auto-negotiation: on
            MDI-X: Unknown
            Supports Wake-on: g
            Wake-on: d
            Current message level: 0x000000ff (255)
            Link detected: no




    network

    # /etc/init.d/network status
    Configured devices:
    lo em1 em2 em3 em4 p3p1 p3p2
    Currently active devices:
    lo em1 port0 port1 vlan1 dummy1



  • 相关阅读:
    Android设备管理器
    Android中读取手机联系人
    PopupWindow
    Activity之间数据的传递
    wpa_supplicant
    nandflash之基本特性
    NAND NOR Flash 和MTD
    mtd-util
    linux 常用命令
    minizip -基于zlib开源代码库
  • 原文地址:https://www.cnblogs.com/keanuyaoo/p/3297312.html
Copyright © 2020-2023  润新知