综合配置实验

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概述

以太网是一种基于CSMA/CD（Carrier Sense Multiple Access/Collision Detection）的共享通讯介质的数据网络通讯技术。当主机数目较多时会导致冲突严重、广播泛滥、性能显著下降甚至造成网络不可用等问题。通过交换机实现LAN互连虽然可以解决冲突严重的问题，但仍然不能隔离广播报文和提升网络质量。

VLAN

image.png

概述

  • 路由器工作在网络层，属于三层设备;
  • 路由连接不同网段设备，根据自身的路由表实现数据转发;
  • 路由表存储了IP与物理接口对应关系:

静态路由

静态路由综合案列.jpg

MSTP+CE三层交换机+VRRP综合案例

image.png

LSW1:

  1. sys
  2. vlan batch 10 20
  3. int g0/0/1
  4. p l a
  5. p d v 10
  6. int g0/0/2
  7. p l a
  8. p d v 20
  9. int g0/0/3
  10. p l t
  11. p t a v 10 20
  12. int g0/0/4
  13. p l t
  14. p t a v 10 20
  15. q
  16. stp region-configuration
  17. region-name R1
  18. instance 1 vlan 10
  19. instance 2 vlan 20
  20. active region-configuration

LSW2:

  1. sys
  2. vlan batch 10 20
  3. int g0/0/1
  4. p l a
  5. p d v 10
  6. int g0/0/2
  7. p l a
  8. p d v 20
  9. int g0/0/3
  10. p l t
  11. p t a v 10 20
  12. int g0/0/4
  13. p l t
  14. p t a v 10 20
  15. q
  16. stp region-configuration
  17. region-name R1
  18. instance 1 vlan 10
  19. instance 2 vlan 20
  20. active region-configuration

CE1:

  1. sys
  2. vlan batch 10 20
  3. commit
  4. int g1/0/0
  5. undo shutdown
  6. commit
  7. p l t
  8. p t a v 10 20
  9. commit
  10. int g1/0/1
  11. undo shutdown
  12. commit
  13. p l t
  14. p t a v 10 20
  15. commit
  16. int g1/0/2
  17. undo shutdown
  18. commit
  19. undo portswitch
  20. commit
  21. ip add 172.16.1.2 30
  22. commit
  23. q
  24. int vlan 10
  25. ip add 192.168.10.252 24
  26. int vlan 20
  27. ip add 192.168.20.252 24
  28. commit
  29. q
  30. stp enable
  31. y
  32. commit
  33. stp mode mstp
  34. commit
  35. stp region-configuration
  36. region-name R1
  37. instance 1 vlan 10
  38. instance 2 vlan 20
  39. commit
  40. q
  41. stp instance 1 root primary
  42. commit
  43. int vlan 10
  44. vrrp vrid 100 virtual-ip 192.168.10.254
  45. vrrp vrid 100 priority 120
  46. vrrp vrid 100 track int g1/0/2 reduce 30
  47. commit
  48. int vlan 20
  49. vrrp vrid 200 virtual-ip 192.168.20.254
  50. commit
  51. q
  52. ip route-static 192.168.30.0 24 172.16.1.1
  53. commit

CE2:

  1. sys
  2. vlan batch 10 20
  3. commit
  4. int g1/0/0
  5. undo shutdown
  6. commit
  7. p l t
  8. p t a v 10 20
  9. commit
  10. int g1/0/1
  11. undo shutdown
  12. commit
  13. p l t
  14. p t a v 10 20
  15. commit
  16. int g1/0/2
  17. undo shutdown
  18. commit
  19. undo portswitch
  20. commit
  21. ip add 172.16.2.2 30
  22. commit
  23. q
  24. int vlan 10
  25. ip add 192.168.10.253 24
  26. int vlan 20
  27. ip add 192.168.20.253 24
  28. commit
  29. q
  30. stp enable
  31. y
  32. commit
  33. stp mode mstp
  34. commit
  35. stp region-configuration
  36. region-name R1
  37. instance 1 vlan 10
  38. instance 2 vlan 20
  39. commit
  40. q
  41. stp instance 2 root primary
  42. commit
  43. int vlan 10
  44. vrrp vrid 100 virtual-ip 192.168.10.254
  45. commit
  46. int vlan 20
  47. vrrp vrid 200 virtual-ip 192.168.20.254
  48. vrrp vrid 200 priority 120
  49. vrrp vrid 200 track int g1/0/2 reduce 30
  50. commit
  51. q
  52. ip route-static 192.168.30.0 24 172.16.2.1
  53. commit

AR1:

  1. sys
  2. int g0/0/0
  3. ip add 172.16.1.1 30
  4. int g0/0/1
  5. ip add 172.16.2.1 30
  6. int g0/0/2
  7. ip add 192.168.30.254 24
  8. q
  9. ip route-static 0.0.0.0 0 172.16.1.2
  10. ip route-static 0.0.0.0 0 172.16.2.2

image.png

LSW1:
sys
vlan batch 1 2
int g0/0/1
p l a
p d v 1
int g0/0/2
p l a
p d v 2
int g0/0/3
p l t
p t a v 1 2
int g0/0/4
p l t
p t a v 1 2
q
stp region-configuration
region-name R1
instance 1 vlan 1
instance 2 vlan 2
active region-configuration

LSW2:
sys
vlan batch 1 2
int g0/0/1
p l a
p d v 1
int g0/0/2
p l a
p d v 2
int g0/0/3
p l t
p t a v 1 2
int g0/0/4
p l t
p t a v 1 2
q
stp region-configuration
region-name R1
instance 1 vlan 1
instance 2 vlan 2
active region-configuration

CE1:
sys
vlan batch 1 2
commit
int g1/0/1
undo shutdown
commit
p l t
p t a v 1 2
commit
int g1/0/0
undo shutdown
commit
p l t
p t a v 1 2
commit
q
int g1/0/2
undo shutdown
commit
undo portswitch
commit
ip add 172.16.1.1 30
commit
q
stp enable
y
commit
stp mode mstp
commit
stp region-configuration
region-name R1
instance 1 vlan 1
instance 2 vlan 2
commit
q
stp instance 1 root primary
commit
int vlan 1
ip add 192.168.1.252 24
vrrp vrid 100 virtual-ip 192.168.1.254
vrrp vrid 100 priority 120
vrrp vrid 100 track int g1/0/2 reduce 30
commit
int vlan 2
ip add 192.168.2.252 24
vrrp vrid 200 virtual-ip 192.168.2.254
commit
q
rip 10
version 2
network 172.16.0.0
network 192.168.1.0
network 192.168.2.0
commit

CE2:
sys
vlan batch 1 2
commit
int g1/0/1
undo shutdown
commit
p l t
p t a v 1 2
commit
int g1/0/0
undo shutdown
commit
p l t
p t a v 1 2
commit
q
int g1/0/2
undo shutdown
commit
undo portswitch
commit
ip add 172.16.2.1 30
commit
q
stp enable
y
commit
stp mode mstp
commit
stp region-configuration
region-name R1
instance 1 vlan 1
instance 2 vlan 2
commit
q
stp instance 2 root primary
commit
int vlan 1
ip add 192.168.1.253 24
vrrp vrid 100 virtual-ip 192.168.1.254
int vlan 2
ip add 192.168.2.253 24
vrrp vrid 200 virtual-ip 192.168.2.254
vrrp vrid 200 priority 120
vrrp vrid 200 track int g1/0/2 reduce 30
commit
q
rip 10
version 2
network 172.16.0.0
network 192.168.1.0
network 192.168.2.0
commit

AR1:
sys
int g0/0/0
ip add 172.16.1.2 30
int g0/0/1
ip add 172.16.2.2 30
int g0/0/2
ip add 172.16.3.1 30
q
rip 10
version 2
network 172.16.0.0
q
bgp 20
router-id 1.1.1.1
peer 172.16.3.2 as-number 20
ipv4-family unicast
network 172.16.3.0 30
q
q
rip 10
import-route bgp
import-route bgp permit-ibgp
q
bgp 20
import-route rip 10

AR2:
sys
int g0/0/0
ip add 172.16.3.2 30
int g0/0/1
ip add 172.16.4.1 30
q
bgp 20
router-id 2.2.2.2
peer 172.16.3.1 as-number 20
ipv4-family unicast
network 172.16.3.0 30
q
q
ospf 100
area 0
network 172.16.4.0 0.0.0.3
q
import-route bgp
import-route bgp permit-ibgp
import-route direct
q
bgp 20
import-route ospf 100

AR3:
sys
int g0/0/0
ip add 172.16.4.2 30
int g0/0/1
ip add 172.16.5.2 30
int g0/0/2
ip add 172.16.6.1 30
q
ospf 100
area 0
network 172.16.4.0 0.0.0.3
network 172.16.6.0 0.0.0.3
q
area 1
network 172.16.5.0 0.0.0.3

AR4:
sys
int g0/0/0
ip add 172.16.6.2 30
int g0/0/1
ip add 172.16.7.2 30
int g0/0/2
ip add 192.168.3.254 24
q
ospf 100
area 0
network 172.16.7.0 0.0.0.3
network 172.16.6.0 0.0.0.3
network 192.168.3.0 0.0.0.255
q
q
ip route-static 192.168.4.0 24 172.16.7.1
ospf 100
import-route static

AR5:
sys
int g0/0/0
ip add 192.168.5.254 24
int g0/0/1
ip add 172.16.5.1 30
q
ospf 100
area 1
network 172.16.5.0 0.0.0.3
network 192.168.5.0 0.0.0.255

AR6:
sys
int g0/0/0
ip add 192.168.4.254 24
int g0/0/1
ip add 172.16.7.1 30
q
ip route-static 0.0.0.0 0 172.16.7.2
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