Dhcp service

1. Server side

(1) configure the server to be ip static

1. Modified by drawing: nm-connection-editor

two。 Configure Yum source cd / etc/yum.repos.d ls vim rhel_dvd.repo configure yum source yum inatll dhcp install dhcp yum clean all clear yum cache 3.vim / etc/dhcp/dhcpd.conf view configuration file cp/ usr/share/doc/dhcp/dhcpd.conf.example (profile template) copy profile template to / Etc/dhcp/dhcpd.conf 5.vim / etc/dhcp/dhcpd.conf modify configuration file * * edit content * * 6 # option definitions common to all supported networks...

7 option domain-name "westos.com"; domain name

8 option domain-name-servers 172.25.254.250; dns address

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10 default-lease-time 600; default lease term

11 max-lease-time 7200; maximum lease term

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13 # Use this to enble / disable dynamic dns updates globally.

14 # ddns-update-style none

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16 # If this DHCP server is the official DHCP server for the local

17 # network, the authoritative directive should be uncommented.

18 # authoritative

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20 # Use this to send dhcp log messages to a different log file (you also

21 # have to hack syslog.conf to complete the redirection).

22 log-facility local7; log level

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24 # No service will be given on this subnet, but declaring it helps the

25 # DHCP server to understand the network topology.

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29 # This is a very basic subnet declaration.

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31 subnet 172.25.254.0 netmask 255.255.255.0 {set the network bits for allocating ip

32 range 172.25.254.200 172.25.254.220; ip address pool

33 option routers 172.25.254.250; the gateway obtained by the customer host

Client

1. Edit configuration file to modify dhcp:vim / etc/sysconfig/network-scripts/ifcfg-eth0

BOOTPROTO=dhcp

2.systemctl restart network restart service to get ip

3.3.ifconfig * * View ip