小型企业网的三层架构(基于CISCO设备)

<>小型企业网的三层架构(基于CISCO设备,Packet Tracer7.0)

<>1.网络拓扑图



<>2.实验要求
1.Router0为ISP 2.三层交换与Router1连接的接口均为3层接口，右边3层交换机与PC相连的接口也为三层接口
3.内网地址为172.16.0.0/16 4.HSRP或VRRP、STP、VLAN、DTP、TRUNK、VTP、均使用 5.控制路由表条目数量
6.全网可达PC DHCP地址
<>3.配置

<>(1).ISP
Router>enable Router#configure terminal Router(config)#hostname ISP
ISP(config)#no ip domain-lookup ISP(config)#line console 0
ISP(config-line)#logging synchronous ISP(config-line)#exec-timeout 0 0
ISP(config-line)#exit ISP(config)#interface loopback 0 ISP(config-if)#ip
address 1.1.1.1 255.255.255.0 ISP(config)#interface f0/0 ISP(config-if)#ip
address 12.1.1.2 255.255.255.0 ISP(config-if)#no shutdown
<>(2).CORE
Router(config)#hostname CORE CORE(config)#no ip domain-lookup
CORE(config)#line console 0 CORE(config-line)#logging synchronous
CORE(config-line)#exec-timeout 0 0 CORE(config-line)#exit
CORE(config)#interface f1/0 CORE(config-if)#ip address 12.1.1.1 255.255.255.0
CORE(config-if)#no shutdown CORE(config-if)#exit CORE(config)#interface f0/0
CORE(config-if)#ip address 172.16.0.1 255.255.255.0 CORE(config-if)#no shutdown
CORE(config)#interface f0/1 CORE(config-if)#ip address 172.16.1.1 255.255.255.0
CORE(config-if)#no shutdown **EIGRP** CORE(config)#router eigrp 100
CORE(config-router)#no auto-summary CORE(config-router)#network 172.16.0.0
**访问外网** CORE(config)#interface f0/0 CORE(config-if)#ip summary-address eigrp
100 0.0.0.0 0.0.0.0 CORE(config)#interface f0/1 CORE(config-if)#ip
summary-address eigrp 100 0.0.0.0 0.0.0.0 CORE(config)#ip route 0.0.0.0 0.0.0.0
f1/0 CORE(config)#access-list 1 permit 172.16.0.0 0.0.255.255
CORE(config)#interface f1/0 CORE(config-if)#ip nat outside
CORE(config)#interface f0/0 CORE(config-if)#ip nat inside
CORE(config)#interface f0/1 CORE(config-if)#ip nat inside CORE(config)#ip nat
inside source list 1 interface f1/0
<>(3).converge1
Switch(config)#hostname CONVERGE1 CONVERGE1(config)#no ip domain-lookup
CONVERGE1(config)#line console 0 CONVERGE1(config-line)#logging synchronous
CONVERGE1(config-line)#exec-timeout 0 0 CONVERGE1(config-line)#exit
CONVERGE1(config)#interface f0/1 CONVERGE1(config-if)#no switchport
CONVERGE1(config-if)#ip address 172.16.0.2 255.255.255.0
CONVERGE1(config-if)#no shutdown **Ether channel** CONVERGE1(config)#interface
range f0/4,f0/5 CONVERGE1(config-if-range)#channel-group 1 mode on
CONVERGE1(config-if-range)#exit CONVERGE1(config)#interface port-channel 1
CONVERGE1(config-if)#switchport trunk encapsulation dot1q
CONVERGE1(config-if)#switchport mode trunk **VTP(使client同步VLAN)**
CONVERGE1(config)#vlan 2 CONVERGE1(config-vlan)#name 2
CONVERGE1(config-vlan)#exit CONVERGE1(config)#vlan 3
CONVERGE1(config-vlan)#name 3 CONVERGE1(config-vlan)#exit CONVERGE1(config)#vtp
domain ccie CONVERGE1(config)#vtp mode server CONVERGE1(config)#vtp password
123 **Trunk** CONVERGE1(config)#interface f0/2 CONVERGE1(config-if)#switchport
trunk encapsulation dot1q CONVERGE1(config-if)#switchport mode trunk **VLAN**
CONVERGE1(config)#interface f0/3 CONVERGE1(config-if)#switchport mode access
CONVERGE1(config-if)#switchport access vlan 2 CONVERGE1(config)#interface f0/6
CONVERGE1(config-if)#switchport mode access CONVERGE1(config-if)#switchport
access vlan 3 **DHCP HSRP** CONVERGE1(config)#ip dhcp pool 1
CONVERGE1(dhcp-config)#network 172.16.2.0 255.255.255.0
CONVERGE1(dhcp-config)#default-router 10.1.1.1
CONVERGE1(dhcp-config)#dns-server 8.8.8.8 CONVERGE1(config)#ip dhcp pool 2
CONVERGE1(dhcp-config)#network 172.16.3.0 255.255.255.0
CONVERGE1(dhcp-config)#default-router 11.1.1.1
CONVERGE1(dhcp-config)#dns-server 8.8.8.8 **EIGRP** CONVERGE1(config)#ip
routing CONVERGE1(config)#router eigrp 100 CONVERGE1(config-router)#no
auto-summary CONVERGE1(config-router)#network 0.0.0.0
<>(4).converge2
Switch(config)#hostname CONVERGE2 CONVERGE2(config)#no ip domain-lookup
CONVERGE2(config)#line console 0 CONVERGE2(config-line)#logging synchronous
CONVERGE2(config-line)#exec-timeout 0 0 CONVERGE2(config)#interface f0/1
CONVERGE2(config-if)#no switchport CONVERGE2(config-if)#ip address 172.16.1.2
255.255.255.0 CONVERGE2(config-if)#no shutdown **Ether channel**
CONVREGE2(config)#interface range f0/4,f0/5
CONVREGE2(config-if-range)#channel-group 1 mode on
CONVREGE2(config-if-range)#exit CONVREGE2(config)#interface port-channel 1
CONVREGE2(config-if)#switchport trunk encapsulation dot1q
CONVREGE2(config-if)#switchport mode trunk **VTP(client端)**
CONVREGE2(config)#vtp domain ccie CONVREGE2(config)#vtp mode client
CONVREGE2(config)#vtp password 123 **Trunk** CONVREGE2(config)#interface f0/6
CONVREGE2(config-if)#switchport trunk encapsulation dot1q
CONVREGE2(config-if)#switchport mode trunk **VLAN** CONVREGE2(config)#interface
f0/2 CONVREGE2(config-if)#switchport mode access
CONVREGE2(config-if)#switchport access vlan 2 CONVREGE2(config)#interface f0/3
CONVREGE2(config-if)#switchport mode access CONVREGE2(config-if)#switchport
access vlan 3 **DHCP HSRP** CONVREGE2(config)#ip dhcp pool 1
CONVREGE2(dhcp-config)#network 172.16.2.0 255.255.255.0
CONVREGE2(dhcp-config)#default-router 10.1.1.1
CONVREGE2(dhcp-config)#dns-server 8.8.8.8 CONVREGE2(config)#ip dhcp pool 2
CONVREGE2(dhcp-config)#network 172.16.3.0 255.255.255.0
CONVREGE2(dhcp-config)#default-router 11.1.1.1
CONVREGE2(dhcp-config)#dns-server 8.8.8.8 **EIGRP** CONVREGE2(config)#ip
routing CONVREGE2(config)#router eigrp 100 CONVREGE2(config-router)#no
auto-summary CONVREGE2(config-router)#network 0.0.0.0
<>(5).SW1
Switch(config)#hostname SW1 SW1(config)#no ip domain-lookup SW1(config)#line
console 0 SW1(config-line)#logging synchronous SW1(config-line)#exec-timeout 0
0 **VTP(client端)** SW1(config)#vtp domain ccie SW1(config)#vtp mode client
SW1(config)#vtp password 123 **VLAN** SW1(config)#interface f0/3
SW1(config-if)#switchport mode access SW1(config-if)#switchport access vlan 2
SW1(config)#interface f0/4 SW1(config-if)#switchport mode access
SW1(config-if)#switchport access vlan 3
<>(6).SW2
Switch(config)#hostname SW2 SW2(config)#no ip domain-lookup SW2(config)#line
console 0 SW2(config-line)#logging synchronous SW2(config-line)#exec-timeout 0
0 **VLAN** SW2(config)#interface range f0/1-4 SW2(config-if-range)#switchport
mode access SW2(config-if-range)#switchport access vlan 2
<>(7).SW3
Switch(config)#hostname SW3 SW3(config)#no ip domain-lookup SW3(config)#line
console 0 SW3(config-line)#logging synchronous SW3(config-line)#exec-timeout 0
0 **VLAN** SW3(config)#interface range f0/1-4 SW3(config-if-range)#switchport
mode access SW3(config-if-range)#switchport access vlan 3
<>3.实验结果

<>PC0



<>PC1



<>PC2



<>PC3



<>PC4



<>PC5



<>HSRP测试





<>访问外网

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