1、实验拓扑图
2、实验目的
access vlan之间不能够二层通信互访，但是access vlan可以三层通信互访
3、实验配置
[sw1]display current-configuration
#
sysname sw1
#
vlan batch 10 20 30 40 100 200
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
diffserv domain default
#
drop-profile default
#
vlan 100
aggregate-vlan ////指定vlan 100为super vlan
access-vlan 10 20 30 40 //指定vlan 10 20 30为sub vlan;
#
aaa
authentication-scheme default
authorization-scheme default
accounting-scheme default
domain default
domain default_admin
local-user admin password simple admin
local-user admin service-type http
#
interface Vlanif1
#
interface Vlanif100
ip address 10.1.1.1 255.255.255.0
#
interface Vlanif200
ip address 20.1.1.1 255.255.255.0
#
interface MEth0/0/1
#
interface GigabitEthernet0/0/1
port link-type access
port default vlan 10
#
interface GigabitEthernet0/0/2
port link-type access
port default vlan 20
#
interface GigabitEthernet0/0/3
port link-type access
port default vlan 30
#
interface GigabitEthernet0/0/4
port link-type access
port default vlan 40
#
interface GigabitEthernet0/0/5
port link-type access
port default vlan 200
#
interface GigabitEthernet0/0/6
#
interface GigabitEthernet0/0/7
#
interface GigabitEthernet0/0/8
#
interface GigabitEthernet0/0/9
#
interface GigabitEthernet0/0/10
#
interface GigabitEthernet0/0/11
#
interface GigabitEthernet0/0/12
#
interface GigabitEthernet0/0/13
#
interface GigabitEthernet0/0/14
#
interface GigabitEthernet0/0/15
#
interface GigabitEthernet0/0/16
#
interface GigabitEthernet0/0/17
#
interface GigabitEthernet0/0/18
#
interface GigabitEthernet0/0/19
#
interface GigabitEthernet0/0/20
#
interface GigabitEthernet0/0/21
#
interface GigabitEthernet0/0/22
#
interface GigabitEthernet0/0/23
#
interface GigabitEthernet0/0/24
#
interface NULL0
#
user-interface con 0
idle-timeout 0 0
user-interface vty 0 4
#
return
[sw1]
4、实验结果
5、总结
A 减少了IP地址的浪费
B 增加了可用的VLAN数量
C 实现Sub-VLAN间广播域的隔离
D 提高网络的灵活性
