Linux中dhcp的应用

2026-01-14 15:15:38

1、 配置主机名,IP地址

[root@server ~]# hostnamectl set-hostname server.linux.com (配置主机名)

[root@www ~]# cat /etc/sysconfig/network-scripts/ifcfg-eno33554984(修改静态IP)

TYPE=Ethernet

BOOTPROTO=none

NAME=eno33554984(网卡名)

ONBOOT=yes(开机自启)

IP=172.16.87.101

NETMASK=255.255.255.0(子网掩码)

GATEWAY=172.16.87.254(网管)

DNS1=202.106.0.20

DNS2=114.114.114.114

[root@server ~]# systemctl restart network(重启网络)

[root@server ~]# systemctl restart NetworkManager

2、安装软件

yum install -y dhcp(安装软件)

systemctl start dhcp

ss -antp | grep DHCP(查看软件是否启动成功)

3、编辑配置文件 [root@server ~]# vim /etc/dhcp/dhcpd.conf

subnet 172.16.87.0 netmask 255.255.255.0

{  range 172.16.87.10 172.16.87.20; option routers 172.16.87.254;  option domain-name-servers 202.106.0.20;}

subent(网段)   netmask(子网掩码)   range(IP分配范围)

option(网管)  option domain-name-servers (dns)

4、启动

systemctl start dhcpd(q)

systemctl restart dhcpd(重启)

测试

ping 172.16.87.10(IP分配范围)

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