有几道题不会，想问问论坛的各位

海盐拿铁

三张图片中的拓扑图，我是个大学生，这几个思科是老师留的作业，没弄明白。各位如果能给出代码，万分感激！！！

海盐拿铁

求大佬们分享代码，实在是弄不出来了

bohongxiaoyu

你好！
标准ACL DENY

interface GigabitEthernet0/0
ip address 192.168.10.1 255.255.255.0
!
interface GigabitEthernet0/1
ip address 192.168.20.1 255.255.255.0
ip access-group 10 out
!
interface GigabitEthernet0/2
ip address 192.168.30.1 255.255.255.0
!
router eigrp 100
network 192.168.0.0 0.0.255.255


access-list 10 deny 192.168.10.0 0.0.0.255
access-list 10 permit any







扩展ACL DENY

interface GigabitEthernet0/0
ip address 192.168.10.1 255.255.255.0

interface GigabitEthernet0/1
ip address 192.168.20.1 255.255.255.0
ip access-group 100 out

interface GigabitEthernet0/2
ip address 192.168.30.1 255.255.255.0

router eigrp 100
network 192.168.0.0 0.0.255.255

access-list 100 deny ip 192.168.10.0 0.0.0.255 192.168.20.0 0.0.0.255
access-list 100 permit ip any any

bohongxiaoyu

NAT地址转换：

R1配置：
interface GigabitEthernet0/0
ip address 192.168.1.1 255.255.255.0
ip nat inside
!
interface GigabitEthernet0/1
ip address 172.16.1.2 255.255.255.252
ip nat outside
!
ip nat inside source list 10 interface GigabitEthernet0/1 overload
ip route 0.0.0.0 0.0.0.0 GigabitEthernet0/1  
!
access-list 10 permit 192.168.1.0 0.0.0.255

R2配置：
interface GigabitEthernet0/0
ip address 172.16.1.1 255.255.255.252
!
interface GigabitEthernet0/1
ip address 172.16.2.1 255.255.255.0
!
router eigrp 100
network 172.16.0.0

bohongxiaoyu

SW1配置：
ip routing
!
interface GigabitEthernet1/0/1
switchport trunk allowed vlan 20,30
!
interface GigabitEthernet1/0/2
switchport access vlan 10
switchport mode access
!
interface Vlan10
ip address 192.168.10.1 255.255.255.0
!
interface Vlan20
ip address 192.168.20.1 255.255.255.0
ip access-group 100 out
!
interface Vlan30
ip address 192.168.30.1 255.255.255.0
!
access-list 100 deny icmp any host 192.168.20.200 echo

SW2配置：
interface FastEthernet0/1
switchport trunk allowed vlan 20,30
switchport mode trunk
!
interface FastEthernet0/2
switchport access vlan 30
switchport mode access
!
interface FastEthernet0/3
switchport access vlan 20
switchport mode access

interface Vlan30
ip address 192.168.30.2 255.255.255.0
!
ip default-gateway 192.168.30.1

SW3配置：
interface FastEthernet0/1
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/2
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/3
switchport access vlan 10
switchport mode access

interface Vlan10
ip address 192.168.10.200 255.255.255.0
!
ip default-gateway 192.168.10.1

bohongxiaoyu

以上配置希望能够帮到你，有问题，可以发送信息给我，我最近也在学习网络。