这是我参与8月更文挑战的第26天，活动详情查看：8月更文挑战
要求：
- PC3所在网络地址为202.学号.97.0/24。
- Switch0 为一公司的主干交换机。该公司在电信提供商申请的网段为202.199.1.0/24，该公司有A、B、C三个部门，A部门100人，B、C部门各50人，A、B、C三个部门属于三个不同的局域网。
- PC0为A部门的一台主机、PC4为B部门的一台主机，PC5为C部门的一台主机。
- PC1所在的网络地址为202.学号.2.0/24。
- PC2所在的网络地址为202.学号.3.0/24。
- 在Router3所连接的交换机上配置DHCP服务器。并配置🧍各个网络设备，使各网段主机能够互通。
IP：
PC0：
202.学号.1.2
255.255.255.128
202.学号.1.1
PC1：
202.学号.2.2
255.255.255.0
202.学号.2.1
PC2：
202.学号.3.2
255.255.255.0
202.学号.3.1
PC3：
202.学号.97.2
255.255.255.0
202.学号.97.1
PC4：
202.学号.1.130
255.255.255.192
202.学号.1.129
PC5：
202.学号.1.194
255.255.255.192
202.学号.1.193
R0——R1：202.199.100.0/24
R0——R2：202.199.101.0/24
R2——R3：202.199.102.0/24
R2——S0：202.199.103.0/24
R1——S3：202.199.104.0/24
R3——R1：202.199.105.0/24
接口： R0；R1；R2；R3：插入2SA
R0(GE0/0/1)_PC3(Eth0/0/1)
R0(Serial4/0/1)_R1(Serial4/0/0)
R0(Serial4/0/0)_R2(Serial4/0/1)
R2(GE0/0/1)_S0(GE0/0/24)
R2(Serial4/0/0)_R3(Serial4/0/1)
R3(GE0/0/1)_PC1(Eth0/0/1)
R3(Serial4/0/0)_R1(Serial4/0/1)
R1(GE0/0/1)_S3(GE0/0/24)
PC0_S0(Eth0/0/1)
PC4_S0(Eth0/0/11)
PC5_S0(Eth0/0/21)
S0：
sys
vlan batch 100 200 300
interface GigabitEthernet 0/0/1
port link-type access
port default vlan 100
q
interface GigabitEthernet 0/0/11
port link-type access
port default vlan 200
q
interface GigabitEthernet 0/0/21
port link-type access
port default vlan 300
q
interface GigabitEthernet 0/0/24
port link-type trunk
port trunk allow-pass vlan all
q
interface Vlanif 100
ip address 202.学号.1.1 255.255.255.128
q
interface Vlanif 200
ip address 202.学号.1.129 255.255.255.192
q
interface Vlanif 300
ip address 202.学号.1.193 255.255.255.192
q
interface Vlanif 1
ip address 202.199.103.2 255.255.255.0
q
rip
network 202.学号.1.0
network 202.199.103.0
q
q
save
y
S3:
sys
vlan batch 400
interface GigabitEthernet 0/0/1
port link-type access
port default vlan 400
q
interface GigabitEthernet 0/0/24
port link-type trunk
port trunk allow-pass vlan all
q
interface Vlanif 400
ip address 202.学号.3.1 255.255.255.0
q
interface Vlanif 1
ip address 202.199.104.2 255.255.255.0
q
rip
network 202.学号.3.0
network 202.199.104.0
q
q
save
y
R0:
sys
interface GigabitEthernet 0/0/1
ip address 202.学号.97.1 255.255.255.0
q
interface Serial 4/0/0
ip address 202.199.101.1 255.255.255.0
q
interface Serial 4/0/1
ip address 202.199.100.1 255.255.255.0
q
rip
network 202.学号.97.0
network 202.199.100.0
network 202.199.101.0
q
q
save
y
R1:
sys
interface GigabitEthernet 0/0/1
ip address 202.199.104.1 255.255.255.0
q
interface Serial 4/0/1
ip address 202.199.105.1 255.255.255.0
q
interface Serial 4/0/0
ip address 202.199.100.2 255.255.255.0
q
rip
network 202.199.100.0
network 202.199.104.0
network 202.199.105.0
q
q
save
y
R2:
sys
interface GigabitEthernet 0/0/1
ip address 202.199.103.1 255.255.255.128
q
interface Serial 4/0/1
ip address 202.199.101.2 255.255.255.0
q
interface Serial 4/0/0
ip address 202.199.102.1 255.255.255.0
q
rip
network 202.199.101.0
network 202.199.102.0
network 202.199.103.0
q
q
save
y
R3:
sys
interface GigabitEthernet 0/0/1
ip address 202.学号.2.1 255.255.255.0
q
interface Serial 4/0/0
ip address 202.199.105.2 255.255.255.0
q
interface Serial 4/0/1
ip address 202.199.102.2 255.255.255.0
q
ip pool LAN
gateway-list 202.学号.2.1
network 202.学号.2.0 mask 255.255.255.0
lease day 30
dns-list 202.学号.2.2
q
rip
network 202.学号.2.0
network 202.199.102.0
network 202.199.105.0
q
q
save
y
