dhcp服务器的设置

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1、利用DHCP自动分配IP地址第三章概述DHCP概述安装DHCP服务为DHCP服务授权创建和配置作用域自定义DHCP功能在路由式网络中配置DHCP支持DHCPDHCP概述用人工方式和自动方式配置TCP/IPDHCP的运作方式DHCP租约的生成过程DHCP租约的更新过程DHCP服务器和客户端的需求条件用人工方式和自动方式配置TCP/IP缺点手工配置IP地址自动分配IP地址优点每台客户机的IP地址需手工输入IP地址可能错误或非法难以追踪的网络问题不便于移网IP地址由DHCPSERVER自动分配保证客户机使用正确的IP地址配置信息消除一般的网络问题减少管理开销，自

2、动更新客户机配置信息，克服IP不足问题DHCP的运作方式IPAddress1IPAddress2IPAddress3DHCPDatabaseIPAddress2IPAddress1DHCP客户机:从DHCP服务器处获取IP配置DHCPServer非DHCP客户机:从TCP/IP配置中获取IP配置DHCP客户机:从DHCP服务器处获取IP配置DHCP租约的生成过程DHCPServersDHCPClient1IPLeaseRequest3IPLeaseSelection2IPLeaseOffer4IPLeaseAcknowledgementDHCP租约的

3、更新过程DHCPREQUESTSourceIPAddress=192.168.0.77Dest.IPAddress=192.168.0.108RequestedIPAddress=192.168.0.77HardwareAddress=08004....DHCPACKSourceIPAddress=192.168.0.108Dest.IPAddress=192.168.0.77OfferedIPAddress=192.168.0.77ClientHardwareAddress=08004...SubnetMask=255.255.255.0Lengthof

4、Lease=8daysServerIdentifier=192.168.0.108DHCPOption:Router=192.168.0.1DHCPClientDHCPServerDHCP服务器和客户端的需求条件DHCP服务器需求条件(Windows2000Server)DHCP服务静态IP地址,子网掩码,默认网关合法的IP范围DHCP客户端Windows2000Professional或Windows2000ServerWindowsNTServer或Workstation3.51或更高Windows95或Windows98WindowsforWorkg

5、roups3.11,运行TCP/IP-32MicrosoftNetworkClient3.0forMS-DOSLANManager2.2c非Microsoft操作系统安装DHCP服务NetworkingServicesToaddorremoveacomponent,clickthecheckbox.Ashadedboxmeansthatonlypartofthecomponentwillbeinstalled.Toseewhat’sincludedinacomponent,clickDetails.SubcomponentsofNetworkingSer

6、vices:0.8MBDescription:Totaldiskspacerequired:Spaceavailableondisk:0.9MB912.4MBDetails...OKCancelEnablesanetworkconnectedtotheInternettoautomaticallyassignatemporaryIPaddresstoahostwhenthehostconnectstothenetwork.COMInternetServicesProxy0.0MBDomainNameSystem(DNS)0.0MBDynamicHostCo

7、nfigurationProtocol(DHCP)0.0MBInternetAuthenticationService0.0MBQoSAdmissionControlService0.0MBSimpleTCP/IPServices0.0MBSiteServerLDAPServices1.8MB为DHCP服务授权如果未被授权，服务在系统日志中产生一个错误，并忽略所有客户机的请求如果被授权，服务正确启动DHCP服务检查授权情况ClientsDHCPServerDomainController/DHCPserverDHCPServerLabA:创建DHCP服务

8、器并为其授权创建和配置作用域作用域概述利用“新作用域”向导利用选项