Linux and cloud Computing-Phase II: DHCP server Setup

Linux and Cloud computing--the second phase of Linux Server Setup Chapter II: DHCP Server erection

650) this.width=650; "Src=" Http://s2.51cto.com/wyfs02/M00/84/7D/wKioL1eR5AqwSWVlAArkCY9mxWs501.jpg-wh_500x0-wm_3 -wmp_4-s_2352564707.jpg "title=" map-high-end data center. jpg "alt=" wkiol1er5aqwswvlaarkcy9mxws501.jpg-wh_50 "/>

1. Configure the DHCP server

Configuration DHCP (Dynamic Host Configuration Protocol) Server . DHCP uses UDP ports.

[1] Install and configure the DHCP server .

[[email protected] ~]# yum-y Install DHCP

[Email protected] ~]# vim/etc/dhcp/dhcpd.conf

# Create a new file

# Specify domain name

Option Domain-name "example.com";

# Specify the host name or IP address of the domain name server

Option Domain-name-servers 8.8.8.8;

# the default lease period

Default-lease-time 600;

# Maximum lease period

Max-lease-time 7200;

# DHCP server is advertised as an available server

authoritative;

# Specify the network address and subnet mask;

Subnet 192.168.96.0 netmask 255.255.255.0 {

    # specify an assigned address range

range DYNAMIC-BOOTP 192.168.96.150 192.168.96.180;

    # Specify a broadcast address

option broadcast-address 192.168.96.255;

    # Specify a default gateway

Option routers 192.168.96.2;

}

[Email protected] ~]# systemctl start DHCPD

[Email protected] ~]# Systemctl enable DHCPD

2. Configuring the DHCP client
Configuration DHCP Client . DHCP client completes communication using UDP port 68 .

[1] on CentOS, use the following method to complete the configuration . ( Change the configuration in enoxxxx to your own NIC name)

[Email protected] ~]# nmcli C Modify eno16777736 Ipv4.method Auto

[[email protected] ~]# nmcli c down eno16777736;nmcli c up eno16777736

Connection ' eno16777736 ' successfully deactivated (d-bus active path:/org/freedesktop/networkmanager/ ACTIVECONNECTION/1)

Connection successfully activated (D-bus active path:/ORG/FREEDESKTOP/NETWORKMANAGER/ACTIVECONNECTION/2)

[[Email protected] ~]# IP A

1:lo: <LOOPBACK,UP,LOWER_UP> MTU 65536 qdisc noqueue State UNKNOWN

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:eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> MTU Qdisc pfifo_fast State up Qlen 1000

Link/ether 00:0c:29:60:33:58 BRD FF:FF:FF:FF:FF:FF

inet 192.168.96.150/24 BRD 192.168.96.255 scope Global Dynamic eno16777736

Valid_lft 541sec preferred_lft 541sec

Inet6 FE80::20C:29FF:FE60:3358/64 Scope link

Valid_lft Forever Preferred_lft Forever

Look again. How to configure DHCP client on Windows

650) this.width=650; "Src=" Http://s5.51cto.com/wyfs02/M01/84/7D/wKioL1eR4ujyX4WYAABuFv32dB8483.png-wh_500x0-wm_3 -wmp_4-s_2648574811.png "title=" image 3.png "alt=" Wkiol1er4ujyx4wyaabufv32db8483.png-wh_50 "/>

Select Tcp/ipv4

650) this.width=650; "Src=" Http://s3.51cto.com/wyfs02/M02/84/7D/wKioL1eR4yajNDSHAABqu-IotgE214.png-wh_500x0-wm_3 -wmp_4-s_3393881863.png "title=" image 4.png "alt=" Wkiol1er4yajndshaabqu-iotge214.png-wh_50 "/>

This article is from the "11830455" blog, please be sure to keep this source http://11840455.blog.51cto.com/11830455/1828874

Linux and cloud Computing-Phase II: DHCP server Setup