HC三層交換機DHC配置實例HC網(wǎng)絡(luò)設(shè)備

1、HC三層交換機DHC配置實例HC網(wǎng)絡(luò)設(shè)備Revised final draft November 26, 2020DHCP典型配置【需求】DHCP的主要用途是:通過DHCP服務(wù)器的協(xié)助來控管各個客戶機（執(zhí)行中的用戶 端）上不可缺少的網(wǎng)絡(luò)配置參數(shù)，包括DS （DomainNameService?域名服 務(wù)），WINS （WindowsInternetNameService?Windows 互聯(lián)網(wǎng)名字服務(wù)）等?！窘M網(wǎng)圖】【配置腳本】RouterA配置腳本sysnameRouterAradiusschemesystemdomainsystemdhcpserverip-pool 1?創(chuàng)建 DHCP 地

2、址池, networkmask抬定可以分配的地址段/ gateway-1 i st/抬定網(wǎng)關(guān)/ dns"list/1HJi£ DNSs er ver 地址 domain"namehuawei3com. com? 描定域名interfaceEthernet0/0ipaddress fiii®網(wǎng)關(guān)地址interfaceSerial2/01ink"protocolpppinterfaceNULLOdhcpserverforbidden-ip 保留網(wǎng)關(guān)、DNS 的地址user-interfaceconO user-interfacevtyOlretur

3、n驗證】在PC上執(zhí)行“ ipconfig”，該PC已經(jīng)通過DHCP自動獲取IP地址、網(wǎng)關(guān)、域 名信息。C:>ipconfigWindowsIPConfigurationEthernetadapter 本地連接：Connection-specif icDNSSuffix:huawei一3com. comIPAddress:SubnetMask:DefaultGateway:【提示】1、只給出DHCPserver ±最基本的配置，其它可選配置可以查看操作手冊5. 1. 2DHCPRelay 典型配置【需求】路山器進行DHCPRelay,將DHCP報文進行中繼?！窘M網(wǎng)圖】【配置腳本】

4、Rout er A配置腳本sysnameRouterAradiusschemesystemdomainsysteminterfaceEthernet1/0/0ipaddressipre 1 ayaddress/lit ziZ DHCPServer 地力Idhcpselectrelay? K! ?7.為 DHCPrelay 方式interfaceSerial2/0/01ink"protocolpppipaddresslO. 0. 0. 2interfaceNULLOiproute-staticO 0 0 0preference60userinterfaceconOuser"i

5、nterfacevty04:return【提示】1、DHCPServer可以使用PCServer，也可以使用路山器充當。2、當使用路山器作為DHCPServer的配置，和上一節(jié)的配置類似。5. 1. 3DHCPClient 典型配置【需求】路由器作為DHCPClient,獲取接口的動態(tài)IP地址。主要用在使用路III器的以太網(wǎng)接口通過LAX方式接入公網(wǎng)的組網(wǎng)?！窘M網(wǎng)圖】【配置腳本】Rout "A配置腳本sysnameRouterA radiusschemesystem domainsystem interfaceEthernet1/0/0 ipaddressdhcpalloc?/配置

6、DHCP 丿丿 interfaceEthernet1/0/1ipaddressinterfaceNULLOiproute-staticO 0 0 0preference60定默認出口路由/userinterfaceconOuserinterfacevtyOlreturn【驗證】通過dispint可以查看接口獲取的IP地址Quidwaydispintel/0/OEthernet1/O/Ocurrentstate:UP?Lineprotocolcurrentstate:UPDescription:Ethernet1/O/OInterfaceTheMaximumTransmitUnitisl500,

7、 HoldtimerislO(sec)InternetAddressisacquiredviaDHCPIPSendingFrames FormatisPKTFMT_ETHNT_2, HardwareaddressisOOeO-fc45- 2ca7Mediatypeistwistedpair, loopbacknotset, promiscuousmodenotsetlOOMb/s, Full-duplex, 1 inktypeisautonegotiationOutputflow-controlisdisabled, inputflow-controlisdisabledOutputqueue

8、:(Urgentqueue:Size/Length/Discards)0/50/0Outputqueue:(Protocolqueue:Size/Length/Discards)0/500/0Outputqueue: (FIFOqueuing:Size/Length/Discards)0/75/0Last300secondsinputrate0. OObytes/sec, 0 OOpackets/secLast300secondsoutputrate0. OObytes/sec, 0. OOpackets/secInput:406packets, 57174bytes, 406buffers218broadcasts, Omulticasts, OpausesOerrors, Orunts, OgiantsOcrc,Oalignerrors, OoverrunsOdribbles, 0drops, OnobuffersOutput:268packets, 37113bytes, 269buffers86broadcasts, 19multicasts, OpausesOerrors,Ounderruns, Ocollisio