试题一【25分】

● 阅读以下说明，回答问题1至问题4,将解答填入答题纸对应的解答栏内。

【说明】

某园区组网方案如图1-1所示，数据规划如表1-1内容所示。

【问题1】(8分)

该网络对汇聚层交换机进行了堆叠，在此基础上进行链路聚合并配置接口，补充下列命令片段。

[SW3] interface(1)

[SW3-Eth-Trunk30] quit

[SW3] interface gigabitethernet 1/0/1

[SW3-GigabitEthernet1/0/1] eth-trunk 30

[SW3-GigabitEthemet1/0/1] quit

[SW3] interface gigabitethernet 2/0/1

[SW3-GigabitEthernet2/0/1] eth-trunk 30

[SW3-GigabitEthernet2/0/1] quit

[SW3] vlan batch (2)

[SW3] interface eth-trunk 30

[SW3-Eth-Trunk30] port link-type (3)

[SW3-Eth-Trunk30] port trunk allow-pass vlan 30 40

[SW3-Eth-Trunk30] quit

[SW3] interface vlanif 30

[SW3-Vlanif30] ip address (4)

[SW3-Vlanif30] quit

【问题2】(8分)

该网络对核心层交换机进行了集群，在此基础上进行链路聚合并配置接口，补充下列命令片段。

[CSS] interface loopback 0

[CSS-LoopBack0] ip address 3.3.3.3 32

[CSS-LoopBack0] quit

[CSs] vlan batch 10 30 40 50

[CSS] interface eth-trunk 10

[CSS-Eth-Trunk10] port link-type access

[CSS- Eth-Trunk10] port default vlan 10

[CSS- Eth-Trunk10] quit

[CSS] interface eth-trunk 20

[CSS-Eth-Trunk20] port link-type (5)

[CSS- Eth-Trunk20] port default vlan 10

[CSS-Eth-Trunk20] quit

[CSS] interface eth-trunk 30

[CSS- Eth-Trunk30] port link-type (6)

[CSS-Eth-Trunk30] port trunk allow-pass vlan 30 40

[CSS-Eth-Trunk30] quit

[CSS] interface vlanif 10

[CSS-Vlanif10] ip address 172.16.10.3 24

[CSS-Vlanif10] quit

[CSS] interface vlanif 30

[CSS-Vlanif30] ip address 172.16.30.1 24

[CSS-Vlanif30] quit

[CSS] interface vlanif 40

[CSS-Vlanif40] ip address (7)

[CSS-Vlanif40] quit

[CSS] interface gigabitethernet 1/1/0/10

[CSS-GigabitEthernet1/1/0/10] port link-type access

[CSS-GigabitEthernet/1/0/10] port default vlan 50

[CSS-GigabitEthernetl/1/0/10] quit

[CSS] interface vlanif 50

[CSS-Vlanif50] ip address (8)

[CSS-Vlanif50] quit

【问题3】(3分)

配置FW1时，下列命 令片段的作用是 (9) 。

[FW1] iterface eth-trunk 10

[FW1-Eth-Trunk10] quit

[FW1] interface gigabitethernet 1/0/3

[FW1-GigabitEthernet1/0/3] eth- trunk 10

[FW1-GigabitEthernet1/0/3] quit

[FW1] interface gigabitethernet 1/0/4

[FW1-GigabitEthernet1/0/4] eth-trunk 10

[FW1-GigabitEthernet1/0/4] quit

【问题4】(6分)

在该网络以防火墙作为出口网关的部署方式，相比用路由器作为出口网关，防火墙旁挂的部署方式，最主要的区别在于 (10) 。

为了使内网用户访问外网，在出口防火墙的上行配置 (11) ，实现私网地址和公网地址之间的转换;在出口防火墙上配置(12)，实现外网用户访问HTTP服务器。