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  • VirtualBox为虚拟机服务器设置固定IP

    1.服务器版本 CentOS 7.5

    2.VirtualBox配置网络为桥接模式

    3.物理机(宿主机)信息

    1. ip:192.168.0.104
    2.  subnet mask:255.255.255.0
    3.  gateway:192.168.0.1

    4.查看服务器ip信息 ip addr

    服务器当前ip: 192.168.0.106, 网卡: enp0s3

    5.修改配置文件

    >vim /etc/sysconfig/network-scripts/ifcfg-enp0s3
    TYPE="Ethernet"
    BOOTPROTO="static" #静态方式
    NM_CONTROLLED="no" #不使用网络管理器

    DEFROUTE="yes"
    IPV4_FAILURE_FATAL="no"
    IPV6INIT="yes"
    IPV6_AUTOCONF="yes"
    IPV6_DEFROUTE="yes"
    IPV6_FAILURE_FATAL="no"
    IPV6_ADDR_GEN_MODE="stable-privacy"
    NAME="enp0s3"
    UUID="2b4bcec5-6c11-411b-b7b5-177d6b1075b2"
    DEVICE="enp0s3"
    ONBOOT="yes"

    IPADDR=192.168.0.110 #设置固定ip
    NETMASK=255.255.255.0 #子网掩码为物理机子网掩码(subnet mask)
    GATEWAY=192.168.0.1 #设置网关为物理机网关(gateway)

    6.重启网卡
    >service network restart


    7.添加DNS服务器
    >vim /etc/resolv.conf
    # Generated by NetworkManager
    search localdomain
    nameserver 114.114.114.114 #114DNS
    nameserver 114.114.114.115


    8.验证ip
    >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: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 08:00:27:af:44:88 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.110/24 brd 192.168.0.255 scope global enp0s3
    valid_lft forever preferred_lft forever
    inet6 fe80::xxx:xxxx:xxxx:4488/64 scope link
    valid_lft forever preferred_lft forever
    3: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
    link/ether 52:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
    inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
    valid_lft forever preferred_lft forever
    4: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN group default qlen 1000
    link/ether 52:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
    >ping www.baidu.com #可ping通


    服务器当前ip: 192.168.0.110, 网卡: enp0s3

    转载于:https://my.oschina.net/u/3005066/blog/3048230

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  • 原文地址:https://www.cnblogs.com/liuyi13535496566/p/12359282.html
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