HCIA作业
一.拓扑图
二.需求
1.学校内部的HTTP客户端可以正常通过域名www.baidu.com访问到百度网络中HTTP服务器
2.学校网络内部网段基于192.168.1.0/24划分,PC1可以正常访问3.3.3.0/24网段,但是PC2不允许
3.学校内部路由使用静态路由,R1和R2之间两条链路进行浮动静态
4.运营商网络内部使用动态路由协议
5.AR1可以被telnet远程控制
三、步骤划分
1、划分架构
将拓扑图分成三个架构:学校内网、运营商、百度网络
2、学校内网:
2.1:配置交换机:
1.创建VLAN 
2.接口划分VLAN
[Huawei] interface g0/0/1
[Huawei-GigabitEthernet0/0/1] port link-type access
[Huawei-GigabitEthernet0/0/1] port default vlan 3
[Huawei-GigabitEthernet0/0/1] interface g0/0/2
[Huawei-GigabitEthernet0/0/2] port link-type access
[Huawei-GigabitEthernet0/0/2] port default vlan 3
[Huawei-GigabitEthernet0/0/2] interface g0/0/3
[Huawei-GigabitEthernet0/0/3] port link-type access
[Huawei-GigabitEthernet0/0/3] port default vlan 2
[Huawei-GigabitEthernet0/0/3] interface g0/0/4
[Huawei-GigabitEthernet0/0/4] port link-type trunk
[Huawei-GigabitEthernet0/0/4] port trunk allow-pss vlan 2 3
划分完如下图
2.2 配置路由器 进行网段划分
2.2.1 R1的G0/0/0接口为子接口
2.2.2 开启两个子接口的ARP广播
子接口:为了处理VLAN Tag
网段划分
192.168.1.1 26------192.168.1.63 26
192.168.1.64 26----192.168.1.128 26
192.168.1.129 26---192.168.1.191 26
192.168.1.192 26---192.168.1.255 26
命令:
[R1]interface g0/0/0.1
[R1-GigabitEthernet0/0/0.1]ip address 192.168.1.1 26
[R1-GigabitEthernet0/0/0.1]dot1q termination vid 2
[R1-GigabitEthernet0/0/0.1]arp broadcast enable
[R1-GigabitEthernet0/0/0.1]interface g0/0/0.2
[R1-GigabitEthernet0/0/0.2]ip address 192.168.1.65 26
[R1-GigabitEthernet0/0/0.2]dot1q termination vid 2
[R1-GigabitEthernet0/0/0.2]arp broadcast enable
[R1-GigabitEthernet0/0/0.2]interface g0/0/1
[R1-GigabitEthernet0/0/1]ip address 192.168.1.129 26
[R1-GigabitEthernet0/0/1]interface g0/0/2
[R1-GigabitEthernet0/0/2]ip address 192.168.1.193 26
[R2]interface g0/0/0
[R2-GigabitEthernet0/0/0]ip address 192.168.1.130 26
[R2-GigabitEthernet0/0/0]interface g0/0/1
[R2-GigabitEthernet0/0/1]ip address 192.168.1.194 26
[R2-GigabitEthernet0/0/1]interface g0/0/2
[R2-GigabitEthernet0/0/2]ip address 23.0.0.2 24
配置完如下图:
R1:
R2:
2.3配置静态路由
命令:
[R2]ip route-static 192.168.1.0 24 192.168.1.129
2.3.1配置浮动静态路由(备份路由)
命令:
[R2]ip route-static 192.168.1.0 24 192.168.1.193 preference 61
3.运营商网络
3.1 配置IP
命令:
[R2-GigabitEthernet0/0/2]ip address 23.0.0.2 24
[R3-GigabitEthernet0/0/0]ip address 23.0.0.3 24
[R3-GigabitEthernet0/0/1]ip address 34.0.0.3 24
[R3-GigabitEthernet0/0/2]ip address 35.0.0.3 24
[R4-GigabitEthernet0/0/0]ip address 34.0.0.4 24
[R4-GigabitEthernet0/0/1]ip address 100.0.0.4 24
[R5-GigabitEthernet0/0/0]ip address 35.0.0.5 24
[R5-GigabitEthernet0/0/1]ip address 56.0.0.5 24
[R6-GigabitEthernet0/0/0]ip address 56.0.0.6 24
3.2环回接口
[R3]int l 0
[R3-LoopBack0]ip address 3.3.3.3 24
配置完ip如下图:
R3:
R4:
R5:
R6:
3.3 配置路由协议
命令:
[R3]ospf 1 router-id 3.3.3.3
[R3-ospf-1]area 0
[R3-ospf-1-area-0.0.0.0]network 23.0.0.3 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 34.0.0.3 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 35.0.0.3 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 3.3.3.3 0.0.0.0
[R4]ospf 1 router-id 4.4.4.4
[R4-ospf-1]area 0
[R4-ospf-1-area-0.0.0.0]network 34.0.0.4 0.0.0.0
[R4-ospf-1-area-0.0.0.0]network 100.0.0.4 0.0.0.0
[R5]ospf 1 router-id 5.5.5.5
[R5-ospf-1]area 0
[R5-ospf-1-area-0.0.0.0]network 35.0.0.5 0.0.0.0
[R5-ospf-1-area-0.0.0.0]network 56.0.0.5 0.0.0.0
4.百度网络
命令:
[R6-GigabitEthernet0/0/1]ip address 61.0.0.6 24
5.学校内网与运营商
5.1 给R1补路由
需要将公网IP汇总(0.0.0.0)
给R1写缺省路由
命令:
[R1]ip route-static 0.0.0.0 0 192.168.1.130
[R1]ip route-static 0.0.0.0 0 192.168.1.194 preference 61
5.2给R2补路由
命令:
[R2]ip route-static 0.0.0.0 0 23.0.0.3
5.3配置NAT
命令:
[R2]acl 2000
[R2-acl-basic-2000]rule permit source 192.168.1.0 0.0.0.255
[R2-acl-basic-2000]interface g0/0/1
[R2-GigabitEthernet0/0/1]nat outbound 2000
6.运营商和百度网络
命令:
[R6]ip route-static 0.0.0.0 0 56.0.0.5
[R6]acl 2000
[R6-acl-basic-2000]rule permit source 61.0.0.0 0.0.0.255
[R6-acl-basic-2000]int g0/0/0
[R6-GigabitEthernet0/0/0]nat outbound 2000
7.学校内网和百度网络
需要将公网地址变成56.0.0.6才能发到R6
R6需要将56.0.0.6变成61.0.0.0/24
命令:
[R6-GigabitEthernet0/0/0]nat server protocol tcp global current-interface www in
side 61.0.0.1 www
8. DNS域名解析

9.2 PC1可以访问3.3.3.3PC2不能访问3.3.3.3
命令:
[R1]acl 3000
[R1-acl-adv-3000]rule permit ip source 192.168.1.1 0 destination 3.3.3.3 0
[R1-acl-adv-3000]rule permit ip source 192.168.1.0 0.0.0.63 destination 3.3.3.3 0
[R1-GigabitEthernet0/0/0]traffic-filter inbound acl 3000
[R1-GigabitEthernet0/0/0.3]dhcp select interface
[R1-GigabitEthernet0/0/0.3]dhcp server dns-list 100.1.1.0
9.3 R2可以被R3远程
命令:
[R2]user-interface vty 0 4
[R2-ui-vty0-4]authentication-mode aaa
[R2-ui-vty0-4]aaa
[R2-aaa]local-user huawei password cipher 123456
[R2-aaa]local-user huawei service-type telnet

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