1、DNSInttrnvtClieritftSwitch>HCP某企業計劃構建一臺等其他網絡屆性信息。該公司的網絡拓撲圖如下圖所示README-zh_TW.htmlRedHatNOKEY,keyIDdb42a60e一、實訓目的掌握linux掌握linux下DHCP服務器的安裝與配置下DHCP客戶端的配置DHCP服務器來解決IP地址動態分配的問題，要求能夠分配IP地址以與網關同時要求DHCP服務器為DNS、WEB、Samba服務器分配固定的IP地址'RELEASE-NOTES-U4-es.htmlRELEASE-NOTES-U4-fr.html1.安裝DHCP服務roothome#mo

2、unt/dev/cdrom/media掛載RHEL的安裝光盤mount:blockdevice/dev/cdromiswrite-protected,mountingread-onlyroothome#ls/mediaautorunEULAGPLimagesisolinuxREADME-bn.htmlREADME-de.htmlroothome#rpm-ivh/media/RedHat/RPMS/dhcdhclient-dhcp-dhcp-devel-roothome#rpm-ivh/media/RedHat/RPMS/dhcp-安裝DHCP軟件，如果安裝過就無需安裝。警告：/media/Re

3、dHat/RPMS/dhcp-59.EL4.i386.rpm:V3DSA查看光盤內容RELEASE-NOTES-U3-bn.htmlRELEASE-NOTES-U3-de.htmlRELEASE-NOTES-U3-enRELEASE-NOTES-U3-en.htmlRELEASE-NOTES-U3-es.htmlRELEASE-NOTES-U3-fr.htmlRELEASE-NOTES-U3-gu.htmlDHCP1921M12DWSDn,尸pwn.192.1顯131卻1)016B15IP而&W216S13192168L1S0/24Client,1Cfiem2鰭森：統言十/media/

4、cdrom失敗：沒有那個文件或目錄W中.#100%1:dhcp#100%2.DHCP服務器的配置roothome#ls/etc/dhcpd.conf/查看是否有dhcp配置文件/etc/dhcpd.confroothome#more/etc/dhcpd.conf查看dhcpd.conf文件內容，發現沒有具體的參數。#DHCPServerConfigurationfile.#roothome#rpm-qldhcp|more查詢dhcp軟件相關的所有文件，找到dhcp配置文件模板/etc/dhcpd.conf/etc/rc.d/init.d/dhcpd/etc/rc.d/init.d/dhcrel

5、ay/etc/sysconfig/dhcpd/etc/sysconfig/dhcrelay/usr/bin/omshell/usr/sbin/dhcpd/usr/sbin/dhcrelay/usr/share/doc/dhcp-/usr/share/doc/dhcp-/README/usr/share/doc/dhcp-/RELNOTES/usr/share/doc/dhcp-這個文件就是dhcpd.conf的配置文件模板/var/lib/dhcp/var/lib/dhcp/dhcpd.leasesroothome#roothome#cp/usr/share/doc/dhcp-/dhcpd.c

6、onf.sample/etc/dhcpd.conf將文件模板復制到/etc下覆蓋同名文件。cp：是否覆蓋'/etc/dhcpd.conf?yroothome#vi/etc/dhcpd.conf使用vi編輯器打開這個文件并編輯。下面的內容是原內容ddns-update-styleinterim;ignoreclient-updates;subnetnetmask(#-defaultgatewayoptionrouters;optionsubnet-mask;optionnis-domain&q

7、uot;"optiondomain-name"";optiondomain-name-serversoptiontime-offsetoptionntp-serversoptionnetbios-name-servers-18000;#EasternStandardTime;;# -Selectspoint-to-pointnode(defaultishybrid).Don'tchangethisunless# -youunderstandNetbio

8、sverywell#optionnetbios-node-type2;rangedynamic-bootp2854;default-lease-time21600;max-lease-time43200;#wewantthenameservertoappearatafixedaddresshostnsnext-servermarvin.redhat;hardwareethernet12:34:56:78:AB:CD;fixed-address54;在原配置文件的基礎上進行修改，修改后的內容如下ddns-update-style

9、interim;ignoreclient-updates;subnetnetmask，子網掩碼為c類#-defaultgatewayoptionrouters;指定客戶機的默認網關地址optionsubnet-mask;指定客戶機的子網掩碼#optionnis-domainoptiondomain-nameoptiondomain-name-servers"”;此項暫時不用，行前加#作為注釋""此項設置DNS域名;/此項設置DNS服務器地址optiontime-offset-18000;#EasternStandardTi

10、meoptionntp-servers;optionnetbios-name-servers;-Selectspoint-to-pointnode(defaultishybrid).Don'tchangethisunless-youunderstandNetbiosverywelloptionnetbios-node-type2;rangedynamic-bootp/此項設置客戶機獲取的IP地址范圍default-lease-time21600;默認租期max-lease-time43200;#wewantthenameservertoapp

11、earatafixedaddress以下設置host聲明為指定的mac地址的主機設置指定的IP地址hostwebserverhardwareethernet12:34:56:78:AB:CD;fixed-address0;hostdnsserverhardwareethernet12:34:56:78:AB:CE;fixed-address;hostsambaserverhardwareethernet12:34:56:78:AB:CF;fixed-address;roothome#netconfig此處要設置本機的rootho