子网划分路由配置

1、洛阳理工学院实验报告系别计算机系班级B1205学号B1205031姓名段浴036课程名称计算机网络实验日期2014/11/8实验名称子网划分路由配置成绩实验目的:了解如何配置路由器信息了解如何划分子网实验条件:电脑一台，Cisco P acket tracer模拟软件实验原理：在本实验中，为您指定了一个网络地址 址。路由器全部使用2621XM192.168.9.0/24，交换机全部使用2960。,您将对它划分子网，并为拓扑图中显示的网络分配IP地该网络的编址需求如下：? BRANCH1的LAN 1子网需要10个主机IP地址。? BRANCH1的LAN 2子网需要10个主机IP地址。? BRAN

2、CH2的LAN 1子网需要10个主机IP地址。? BRANCH2的LAN 2子网需要10个主机IP地址。? HQ的LAN子网需要20个主机IP地址。?从 HQ 至y BRANCH1的链路的两端各需要一个IP地址。?从 HQ 至y BRANCH2的链路的两端各需要一个IP地址。已包括在上面的编址需求中。）（注意：请记住，网络设备的接口也是主机IP地址,实验内容：1.设计子网子网 编号说明子网地址子网掩码第一个可用地最后一个可用址地址1HQ的192.168.9.0255.255.255.22192.168.9.1192.168.9.30LAN42BRANC192.168.9.32255.255.2

3、55.24192.168.9.33192.168.9.46H1的0LAN 13BRANC192.168.9.48255.255.255.24192.168.9.49192.168.9.62H1的0LAN 24BRANC192.168.9.64255.255.255.24192.168.9.65192.168.9.78H2的0LAN 15BRANC192.168.9.80255.255.255.24192.168.9.81192.168.9.12H2的06LAN 26HQ 到192.168.9.12255.255.255.25192.168.9.12192.168.9.13BRANC8290H1

4、7HQ 到192.168.9.13255.255.255.25192.168.9.13192.168.9.13BRANC2234H22.分配IP地址（网关地址使用子网的第一个可用地址）设备接口IP地址子网掩码默认网关HQFaO/1192.168.9.1255.255.255.224不适用SO/0192.168.9.13O255.255.255.252不适用SO/1192.168.9.134255.255.255.252不适用BRANCH1FaO/0192.168.9.33255.255.255.240不适用FaO/1192.168.9.49255.255.255.240不适用SO/0192.1

5、68.9.129255.255.255.252不适用BRANCH2FaO/O192.168.9.65255.255.255.240不适用FaO/1192.168.9.81255.255.255.240不适用SO/1192.168.9.133255.255.255.252不适用PC1网卡192.168.9.2255.255.255.224192.168.9.1PC2网卡192.168.9.50255.255.255.240192.168.9.49PC3网卡192.168.9.34255.255.255.240192.168.9.33PC4网卡192.168.9.82255.255.255.240

6、192.168.9.81PC5网卡192.168.9.66255.255.255.240192.168.9.653.连接网络（路由器之间使用DCE电缆连接到串行口配置每个路由器的接口IP :Physical ConfigCUGLOBALsettingsFastEthornGtO/OAlgorithm bettngROUTINGStaticR.1PINTERFACEFastElherretC/0stEtherretC/l3eralO/DSerialO/lPrt StatusSandwid th10 Mbps100 MbpsS On0 AutoDuplexFull DuplexHalf Duple

7、x0 AutoMAC AddressO0EO.BQDC.D3O1IP Address192.168.9.33Subnet Mask25.255.255.310Tx Ring LimitEquivalent IO CommandsKCIJ.-hZ J olEJ X KR匚Tjt-ErtezzEJ-ziHlconlgkicticn coicxama, one per line. ZrU iflG即 CtTTZ/Z. cu t-AT f DOT.亍X甲）TiTLa-rf S.PO Ts a匸 it hem fl : 0/0 乜匚utertICXRvvtpr2亘冈Physical configCLIG

8、LOBALSeriaJO/CAlgcrithfTi ScrbncROUTINGPort Status21 OnhntirPCl&ck Ratahot Set 7INrCRFACtfortEt-icmetC/ODupkxFull JLph：FastEtcmctC/l3c-iflld/DSffiiidlO/lIP AddregsSubnet Mask10飞 Ring LinriitEqui*亡I匕nt IOS CcjirnidriJs5 配置每台计算机的IP地址Fikj hl L EiL 匸 L?!* 丄弓f二丄L krS 4 B jC b B. = Ir h L J =E JJE I .* J

9、Fsutcjc i eenfiF=if ： *11P0utr i cojifig-if ：苫gtFsHtcf | config： tLhtzrfBC exialO/ JIIPouter (coniiT-if ； tvll口国玄Physical Oonfig DesktopO DHCP StJticIP Address192.168.9.50SubriEt253.255.355.240CKaTauk Cstow/192 询940OTJS ServerIP ConfiguralionCHro TP ComnuinicntorE MailPPPoE MaierText Cdrtw6.设置路由器中的路

10、由表。【BRANCH1的配置】关闭路由器电源下面是配置BRANCH1的IP地址的过程，其它两个路由器的配置自行完成（1）(2)安装模块WIT-2T。(3)进入CLI进行以下操作（蓝色文字是需要输入的命令,Continue with configuration dialog? yes/no:(4)红色文字是说明）P ress RETURN to get started!进入控制台模式Routeren进入全局配置模式Router# conf tEnter configuration commands, one per line.修改路由器名称End with CNTL/Z.Router(confi

11、g)# hostname BRANCH1 配置Fa0/0的IP地址BRANCH1(config)# int fO/0BRANCH1(config-if)# ip addr 192.168.9.33 255.255.255.240BRANCH1(config-if)# no shutdown%LI NK-5-CHANGED: Interface FastEthernet0/0, changed state to up%LI NE PROTO-5-U PDOWN: Line p rotocol on Interface FastEthernet0/0, changed state to up配置F

12、a0/1的IP地址BRANCH1(config-if)#int f0/1BRANCH1(config-if)#ip addr 192.168949 255.255.255.240no shutdownBRANCH1(config-if)#%LIN K-5-CHANGED: Interface FastEthernet0/1, changed state to up%LINEP ROTO-5-U PDOWN: Line p rotocol on Interface FastEthernet0/1, changed state to up配置S0/0的IP地址。因为BRANCH1是BRANCH1和

13、HQ之间串行通信的 DCE设备，所以需要配置时钟频率。BRANCH1(config-if)#int s0/0BRANCH1(config-if)#no shutdownip addr 192.168.9.129 255.255.255.252BRANCH1(config-if)#%LIN K-5-CHANGED: Interface Serial0/0, changed state to upBRANCH1(config-if)# clock rate 64000 %LI NE PROTO-5-U PDOWN: Line p rotocol on Interface Serial0/0, ch

14、anged state to up返回到控制台模式。Exit命令返回到上一层，使用Ctrl+Z可以直接返回控制台。BRANCH1(config-if)# exitBRANCH1(config)# exit%SYS-5-CONFIG_I: Configured from console by console查看IP地址配置情况。InterfaceIP -AddressOK? Method StatusProtocolFastEthernet0/0192.168.9.33YES manual upupFastEthernet0/1192.168.9.49YES manual upupSerial0

15、/0192.168.9.129YES manual upupSerial0/1unassignedYES manual administratively down downBRANCH1# show ip int bri按此方法配置其它两个路由器，此时可以测试各个子网和网关的连通情况。(5)添加路由表。这里没有使用路由总结。BRANCH1# conf tEnter configuration commands, one per line.End with CNTL/Z.BRANCH1(config)#BRANCH1(config)#ip route 192.168.9.32 255.255.2

16、55.240 f0/0ip route 192.168.9.48 255.255.255.240 f0/1BRANCH1(config)#ip route 192.16890 255.255.255.224 192.168.9.130BRANCH1(config)#BRANCH1(config)#ip route 192.168.9.64 255.255.255.240 192.168.9.130ip route 192.168.9.80 255.255.255.240 192.168.9.130返回控制台BRANCH1(config)#AZ%SYS-5-CONFIG_l: Configure

17、d from console by console查看路由表BRANCH1# show ip routeCodes: C - connected, S - static, I - IGRP , R - RIP, M - mobile, B - BGPD - EIGRP , EX - EIGRP external, O - OSPF, lA - OSPF inter areaN1 - OSPF NSSA external ty pe 1, N2 - OSPF NSSA external type 2E1 - OSPF external type 1, E2 - OSPF external typ

18、e 2, E - EGP i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area* - candidate default, U - p er-user static route, o - ODR P - p eriodic downloaded static routeGateway of last resort is not set192.168.9.0/24 is variably subnetted, 6 subnets, 3 masks192.168.9.0/28 1/0 via 192.168

19、.9.130 192.168.9.32/28 is directly connected, FastEthernet0/0 192.168.9.48/28 is directly connected, FastEthernet0/1192.168.9.64/27 1/0 via 192.168.9.130 192.168.9.64/28 1/0 via 192.168.9.130 192.168.9.128/30 is directly connected, Serial0/0【HQ的配置】(1)关闭路由器电源(2)安装模块 WIT-2T。(3)进入CLI（4）进行以下操作（红色文字是说明）C

20、ontinue with configuration dialog? yes/no: n P ress RETURN to get started!RouterenEnd with CNTL/Z.Router#conf tEnter configuration commands, one per line.Router(config)#hostname HQHQ(config)#int f0/1HQ(config-if)#ip addr 192.168.9.1 255.255.255.224HQ(config-if)#no shutdown %LIN K-5-CHANGED: Interfac

21、e FastEthernetO/1, changed state to up %LINEP ROTO-5-U PDOWN: Line p rotocol on Interface FastEthernet0/1, changed state to up HQ(config-if)#int s0/0HQ(config-if)#ip addr 192.1689130 255.255.255.252HQ(config-if)#no shutdown配置IP地址%LIN K-5-CHANGED: Interface Serial0/0, changed state to upHQ(config-if)

22、# %LI NE PROTO-5-U PDOWN: Line p rotocol on Interface Serial0/0, changed state to upHQ(config-if)#int s0/1HQ(config-if)#ip addr 192.168.9.134 255.255.255.252HQ(config-if)#no shutdown配置DCE设备的时钟频率。HQ是HQ和BRANCH2之间的DCE设备。%LI NK-5-CHANGED: Interface Serial0/1, changed state to upHQ(config-if)#clock rate

23、64000HQ(config-if)# %LI NE PROTO-5-U PDOWN: Line p rotocol on Interface Serial0/1, changed state to up HQ(config-if)#AZ %SYS-5-CONFIG_l: Configured from console by console查看IP地址配置情况HQ#show ip int briInterfaceIP -AddressOK? Method StatusPrFastEthernet0/0unassignedYES manual administratively down down

24、FastEthernet0/1192.168.9.1YES manual upupSerial0/0192.168.9.130YES manual upupSerial0/1192.168.9.134YES manual upup），路由表从5条减少到3条。添加路由表。这里使用了路由总结（请自行计算是如何总结的!HQ#conf tEnd with CNTL/Z.Enter configuration commands, one per line.HQ(config)#ip route 192.168.9.0 255.255.255.224 f0/1HQ(config)#ip route 192

25、.168.9.32 255.255.255.224 192.168.9.129HQ(config)#i p route 192.168.9.64 255.255.255.224 192.168.9.133 HQ(config)#AZ %SYS-5-CONFIG_l: Configured from console by consoleHQ#show ip routeCodes: C - connected, S - static, I - IGRP , R - RIP, M - mobile, B - BGPD - EIGRP , EX - EIGRP external, O - OSPF,

26、IA - OSPF inter areaN1 - OSPF NSSA external ty pe 1, N2 - OSPF NSSA external type 2E1 - OSPF external ty pe 1, E2 - OSPF external type 2, E - EGP i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area* - candidate default, U - p er-user static route, o - ODR P - p eriodic downloade

27、d static routeGateway of last resort is not set192.168.9.0/24 is variably subnetted, 5 subnets, 3 masks192.168.9.0/27 is directly connected, FastEthernet0/1 192.168932/27 1/0 via 192.168.9.129 192.168.9.64/27 1/0 via 192.168.9.133 192.168.9.128/30 is directly connected, Serial0/0 192.168.9.132/30 is

28、 directly connected, Serial0/1HQ#【BRANCH2的配置】（1）关闭路由器电源(2)安装模块WIT-2T。(3)(4)进入CLI进行以下操作（红色文字是说明）Continue with configuration dialog? yes/no: nP ress RETURN to get started!RouterenEnd with CNTL/Z.Router#conf tEnter configuration commands, one per line.Router(config)#hostname BRANCH2配置每个端口的IP地址BRANCH2(c

29、onfig)#int fO/0BRANCH2(config-if)#ip addr 192.168.9.65 255.255.255.240BRANCH2(config-if)#no shutdown %LI NK-5-CHANGED: Interface FastEthernetO/0, changed state to up %LI NE PR0T0-5-U PDOWN: Line p rotocol on Interface FastEthernet0/0, changed state to upBRANCH2(config-if)#int f0/1BRANCH2(config-if)#

30、ip addr 192.168981 255.255.255.240BRANCH2(config-if)#no shutdown%LIN K-5-CHANGED: Interface FastEthernet0/1, changed state to up %LINEP ROTO-5-U PDOWN: Line p rotocol on Interface FastEthernet0/1, changed state to upBRANCH2(config-if)#int s0/1BRANCH2(config-if)#ip addr 192.1689133 255.255.255.252BRA

31、NCH2(config-if)#no shutdown %LI NK-5-CHANGED: Interface Serial0/1, changed state to up BRANCH2(config-if)# %LI NE PROTO-5-U PDOWN: Line p rotocol on Interface Serial0/1, changed state to upBRANCH2(config-if)#AZ%SYS-5-CONFIG_I: Configured from console by consoleBRANCH2#show ip int briInterfaceIP -Add

32、ressOK? Method StatusProtocolFastEthernet0/0192.168.9.65YES manual upupFastEthernet0/1192.168.9.81YES manual upupSerial0/0Serial0/1unassigned192.168.9.133YES manual administratively down downYES manual upup添加路由表End with CNTL/Z.BRANCH2#conf tEnter configuration commands, one per line.BRANCH2(config)#ip route 192.168.9.64 255.255.255.240 f0/0BRANCH2(config)#ip route 192.168.9.80 255.255.255.240 f0/1BRANCH2(config)#ip route 192.168.9.0 255.255.255.192 192.168.9.134BRANCH2(config)#AZ