通过划分vlan的方法组建内部可供1000人上网的局域网

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此公司办公区域楼层一共有三层,要求组建一个可供1000人同时上网的局域网;

需求如下:

1.自行设计网络内部所有的ip地址,设计完成之后制定一个表格记录此网络的ip地址,方便以后查询使用;

2.公司一共分成了4个vlan,

    vlan 10给财务部门使用;

    vlan 20给办公员工使用;

    vlan 30给管理部门使用;

    vlan 40给访客使用;

3.为了方便管理,各个vlan所在网段的网关安排如下:

    vlan 10的网关在sw1上;

    vlan 20的网关在sw1上;

    vlan 30的网关在sw1上;

    vlan 40的网关在sw2上;

4.访客用户在接入网络的时候使用dhcp,dhcp server在R1上;

4.另外的组网需求就是要求内部三层网络使用ospf路由协议达到全网互联;

5.还有一个小公司为了节约成本,没有从运营商接网络,而是租用本公司的网络,小公司用的路由协议都是ripv2;

二. 课程设计内容及步骤

1:实验拓扑图


2:方法和步骤

实验过程中采用了划分vlan来实现数据包通过交换机在不同网段之间通信,使用三层交换机的虚拟接口实现路由功能,并且通过协议(这里主要是rip和ospf)的互相学习连通网络,通过DHCP协议实现自动获取IP地址,通过nat技术是私有IP转变成公有IP以访问外网,用acl技术实现对访问公网的IP进行限制控制。

实验步骤:

2.1对主机分配IP

CLIENT1:192.168.5.2/24

CLIENT2:192.168.1.2/24

CLIENT3:192.168.2.2/24

CLIENT4:192.168.1.3/24

CLIENT5:192.168.3.2/24

CLIENT6:192.168.2.3/24

CLIENT7:使用DHCP自动获取IP地址,网段:192.168.4.0/24

2.2二层交换机配置

      LSW3:

[Huawei]vlan batch 1020     创建vlan1020

[Huawei]interfacee0/0/4     进入接口4

[Huawei-Ethernet0/0/4]portlink-type access      接口类型选择access口

[Huawei-Ethernet0/0/4]portdefault vlan 10       缺省vlan为vlan10

[Huawei-Ethernet0/0/5]portlink-type access      为5接口选择access口

[Huawei-Ethernet0/0/5]portdefault vlan 20       缺省vlan为vlan20

[Huawei-Ethernet0/0/1]portlink-type trunk    为1接口类型选择trunk口

[Huawei-Ethernet0/0/1]porttrunk allow-pass vlan all 放行所有vlan

[Huawei]interfaceEth-Trunk 1      创建聚合组1

[Huawei-Eth-Trunk1]q

[Huawei]interfacee0/0/2

[Huawei-Ethernet0/0/2]eth-trunk1   把2接口加入创建的聚合组1中

[Huawei-Ethernet0/0/3]eth-trunk1  把3接口加入创建的聚合组1中

      LSW4:

[Huawei]vlan batch 1020     创建vlan1020

[Huawei]interfacee0/0/4     进入接口4

[Huawei-Ethernet0/0/4]portlink-type access      接口类型选择access口

[Huawei-Ethernet0/0/4]portdefault vlan 10       缺省vlan为vlan10

[Huawei-Ethernet0/0/5]portlink-type access      为5接口选择access口

[Huawei-Ethernet0/0/5]portdefault vlan 30       缺省vlan为vlan30

[Huawei-Ethernet0/0/1]portlink-type trunk    为1接口类型选择trunk口

[Huawei-Ethernet0/0/1]porttrunk allow-pass vlan all 放行所有vlan

[Huawei]interface Eth-Trunk2      创建聚合组2

[Huawei-Eth-Trunk1]q

[Huawei]interfacee0/0/2

[Huawei-Ethernet0/0/2]eth-trunk1   把2接口加入创建的聚合组2中

[Huawei-Ethernet0/0/3]eth-trunk1  把3接口加入创建的聚合组2中

 

LSW5:

[Huawei]vlan batch 2040

[Huawei-Ethernet0/0/2]portlink-type access

[Huawei-Ethernet0/0/2]portdefault vlan 20

[Huawei-Ethernet0/0/3]portlink-type access

[Huawei-Ethernet0/0/3]portdefault vlan 40

[Huawei-Ethernet0/0/1]porttrunk allow-pass vlan

[Huawei-Ethernet0/0/1]porttrunk allow-pass vlan 20 40

LSW6:

[Huawei]vlan batch100

[Huawei-Ethernet0/0/2]portlink-type access

[Huawei-Ethernet0/0/2]portdefault vlan 100

[Huawei-Ethernet0/0/1]portlink-type trunk

[Huawei-Ethernet0/0/1]porttrunk allow-pass vlan 100

[Huawei-Ethernet0/0/1]porttrunk pvid vlan 100

2.2三层交换机配置

LSW1:

[Huawei-ospf-1]default-route-advertisealways   发布路由

[Huawei]vlan batch 1020 30 70 80 90

[Huawei-GigabitEthernet0/0/4]portlink-type trunk

[Huawei-GigabitEthernet0/0/4]porttrunk allow-pass vlan all

[Huawei-GigabitEthernet0/0/5]portlink-type trunk

[Huawei-GigabitEthernet0/0/5]porttrunk allow-pass vlan all

[Huawei-GigabitEthernet0/0/6]portlink-type access

[Huawei-GigabitEthernet0/0/6]portdefault vlan 80

[Huawei-GigabitEthernet0/0/1]portlink-type access

[Huawei-GigabitEthernet0/0/6]portdefault vlan 90

[Huawei]interfaceVlanif 10

[Huawei-Vlanif10]ipaddress 192.168.1.1 24

[Huawei]interfaceVlanif 20

[Huawei-Vlanif20]ipaddress 192.168.2.1 24

[Huawei]interfaceVlanif 30

[Huawei-Vlanif30]ipaddress 192.168.3.1 24

[Huawei]interfaceVlanif 80

[Huawei-Vlanif80]ipaddress 10.0.0.9 30

[Huawei-Vlanif90]ipaddress 10.0.0.6 30

[Huawei]interfaceEth-Trunk 3

[Huawei-Eth-Trunk3]q

[Huawei]interfaceGigabitEthernet 0/0/1

[Huawei-GigabitEthernet0/0/2]eth-trunk3

[Huawei-GigabitEthernet0/0/3]eth-trunk3

[Huawei-Eth-Trunk3]portlink-type trunk

[Huawei-Eth-Trunk3]porttrunk allow-pass vlan all

[Huawei]interfaceVlanif 70

[Huawei-Vlanif70]ipaddress 10.0.0.13 30

[Huawei]router id10.2.2.2

[Huawei-ospf-1-area-0.0.0.0]network10.1.1.1 0.0.0.0

[Huawei-ospf-1-area-0.0.0.0]network192.168.1.0 0.0.0.255

[Huawei-ospf-1-area-0.0.0.0]network192.168.2.0 0.0.0.255

[Huawei-ospf-1-area-0.0.0.0]network192.168.3.0 0.0.0.255

[Huawei-ospf-1-area-0.0.0.0]network10.0.0.8 0.0.0.3

[Huawei-ospf-1-area-0.0.0.0]network10.0.0.4 0.0.0.3

[Huawei-ospf-1-area-0.0.0.0]network10.0.0.12 0.0.0.3

[Huawei-ospf-1-area-0.0.0.0]network0.0.0.0 0.0.0.0

 

[Huawei]rip

[Huawei-rip-1]version2

[Huawei-rip-1]undosummary

[Huawei-rip-1]network  10.0.0.0

[Huawei]ospf

[Huawei-ospf-1]import-routerip    ospf与rip相互学习

[Huawei]rip

[Huawei-rip-1]import-routeospf     ospf与rip相互学习

 

LSW2:

[Huawei-ospf-1]default-route-advertisealways 

[Huawei]vlan batch 2040

[Huawei-GigabitEthernet0/0/3]portlink-type trunk

[Huawei-GigabitEthernet0/0/3]porttrunk allow-pass vlan 20 40

[Huawei]interfaceEth-Trunk 4

[Huawei-GigabitEthernet0/0/1]eth-trunk4

[Huawei-GigabitEthernet0/0/2]eth-trunk4

[Huawei-Eth-Trunk4]portlink-type trunk

[Huawei-Eth-Trunk4]porttrunk allow-pass vlan all

 

 

[Huawei]interfaceVlanif 70

[Huawei-Vlanif70]ipaddress 10.0.0.14 30

[Huawei]interfaceVlanif 40

[Huawei-Vlanif40]ipaddress 192.168.4.1 24

开启DHCP功能:

[Huawei]dhcp enable

[Huawei]interfaceVlanif 40

[Huawei-Vlanif40]dhcpselect relay

[Huawei-Vlanif40]dhcprelay server-ip 10.0.0.5

 

[Huawei]ospf 1router-id 10.4.4.4

[Huawei-ospf-1-area-0.0.0.0]network0.0.0.0 0.0.0.0

[Huawei-ospf-1-area-0.0.0.0]network192.168.4.0 0.0.0.255

[Huawei-ospf-1-area-0.0.0.0]network192.168.2.0 0.0.0.255

[Huawei-ospf-1-area-0.0.0.0]network10.0.0.12 0.0.0.3

2.3 路由器配置

R1:

[Huawei-Ethernet0/0/1]ipaddress 10.0.0.5 30

 [Huawei]router id 10.1.1.1

[Huawei-ospf-1-area-0.0.0.0]network10.0.0.4 0.0.0.3

[Huawei-ospf-1-area-0.0.0.0]network0.0.0.0 0.0.0.0

[Huawei]dhcp enable

[Huawei]interfaceLoopBack 0

[Huawei-LoopBack0]ipaddress 10.1.1.1 24

[Huawei]ip pool 1

[Huawei-ip-pool-1]network192.168.4.0 mask 24

[Huawei-ip-pool-1]gateway-list192.168.4.1

[Huawei-ip-pool-1]dns-list8.8.8.8

[Huawei-Ethernet0/0/1]dhcpselect global

[Huawei]iproute-static 0.0.0.0 0.0.0.0 202.112.1.2

[Huawei-Ethernet0/0/0]ipadd 202.112.1.1 24

[Huawei-ospf-1]default-route-advertisealways

[Huawei]acl number2000

[Huawei-acl-basic-2000]rulepermit source 192.168.1.0 0.0.0.255

[Huawei-acl-basic-2000]rulepermit source 192.168.2.0 0.0.0.255

[Huawei-acl-basic-2000]rulepermit source 192.168.3.0 0.0.0.255

[Huawei-acl-basic-2000]rulepermit source 192.168.4.0 0.0.0.255

[Huawei-acl-basic-2000]rulepermit source 192.168.5.0 0.0.0.255

  抓取数据流

[Huawei-Ethernet0/0/0]natoutbound  2000   接口调用acl

R2:

[Huawei-Ethernet0/0/0]ipaddress 10.0.0.10 30

[Huawei]interfaceLoopBack 0

[Huawei-Ethernet0/0/1]ipaddress 10.0.0.17 30

[Huawei-rip-1]network10.0.0.0

[Huawei-rip-1]version2

R3:

[Huawei]vlan batch100

[Huawei-Ethernet0/0/1]ipaddress 192.168.5.1 24

[Huawei-Ethernet0/0/0]ipaddress 10.0.0.18 30

[Huawei-rip-1]network10.0.0.0

[Huawei-rip-1]network192.168.5.0

[Huawei-rip-1]version2

R4:

[Huawei-Ethernet0/0/0]ip add 202.112.1.2 24

 

三.实验结果

测试主机之间互通


使用DHCP使CLIENT7自动获取配置信息:

网络设备之间互通

 

Ospf与   rip相互学习之后,是内部网络和私有网络互通:

 


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