步骤:
1.数广播域
路由器分隔出两个广播域;左侧广播域中vlan2、3两个虚拟广播域;右侧广播域中分割出VLAN2、3两个虚拟广播域。综上所述,共6个广播域。
2.划分网段
192.168.1.0/24 --左侧vlan2
192.168.2.0/24 --左侧vlan3
192.168.3.0/24 --右侧vlan2
192.168.4.0/24 --右侧vlan3
3.配置
1)配置交换机
sys
sys sw1
v b 2 t 3
int g0/0/1
p l a
p d v 2
int g0/0/2
p l a
p d v 3
int g0/0/3
p l t
p t a v a
sys
sys sw2
v b 2 t 3
int g0/0/1
p l a
p d v 2
int g0/0/2
p l a
p d v 3
int g0/0/3
p l t
p t a v a
int g0/0/4
p l t
p t a v a
sys
sys sw3
v b 2 t 3
int g0/0/1
p l a
p d v 2
int g0/0/2
p l a
p d v 3
int g0/0/3
p l t
p t a v a
sys
sys r1
dhcp enable
ip pool 1.0
net 192.168.1.0 mask 24
gat 192.168.1.1
dns-list 114.114.114.114
ip pool 2.0
net 192.168.2.0 mask 24
gat 192.168.2.1
dns-list 114.114.114.114
ip pool 3.0
net 192.168.3.0 mask 24
gat 192.168.3.1
dns-list 114.114.114.114
ip pool 4.0
net 192.168.4.0 mask 24
gat 192.168.4.1
dns-list 114.114.114.114
int g0/0/0.1
ip add 192.168.1.1 24
dhcp sel gl
do t v 2
arp b en
int g0/0/0.2
ip add 192.168.2.1 24
dhcp sel gl
do t v 3
arp b en
int g0/0/1.1
ip add 192.168.3.1 24
dhcp sel gl
do t v 2
arp b en
int g0/0/1.2
ip add 192.168.4.1 24
dhcp sel gl
do t v 3
arp b en
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