MGRE实验报告二

实验要求：

实验预览图：

实验分析：

1、对R1-R5配置IP地址，同时R1-R5每个路由器各有一个环回

2.1、对R1、R3、R4路由器开启虚拟接口1，分别配置隧道IP、接口封装协议，接口类型、定义封装源、开启伪广播功能，之后对分别对隧道接口、环回进行宣告。

2.2、对R1、R5、R6路由器开启虚拟接口2，以R1为hub路由器，R5、R6为spoke路由器，接着对R1配置隧道IP、接口封装协议、封装源以及开启伪广播功能，对R5、R6配置隧道IP，接口封装协议、封装源、分支向节点注册，最后对隧道IP以及环回进行宣告。

实验过程：

配置IP：

R1：

[r1]interface GigabitEthernet 0/0/0

[r1-GigabitEthernet0/0/0]ip address 11.0.0.1 24

[r1]interface GigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]ip address 10.0.0.1 24

[r1]interface LoopBack 0

[r1-LoopBack0]ip address 1.1.1.1 24

[r1]ip route-static 0.0.0.0 0 10.0.0.2
[r1]ip route-static 0.0.0.0 0 11.0.0.2

检查配置：

[r1]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 11.0.0.1/24 up up
GigabitEthernet0/0/1 10.0.0.1/24 up up
GigabitEthernet0/0/2 unassigned down down
LoopBack0 1.1.1.1/24 up up(s)
NULL0 unassigned up up(s)

R2：

[r2]interface GigabitEthernet 0/0/0

[r2-GigabitEthernet0/0/0]ip address 11.0.0.2 24

[r2]interface GigabitEthernet 0/0/1

[r2-GigabitEthernet0/0/1]ip address 10.0.0.2 24

[r2]interface GigabitEthernet 0/0/2

[r2-GigabitEthernet0/0/2]ip address 12.0.0.2 24

[r2]interface GigabitEthernet 2/0/0

[r2-GigabitEthernet2/0/0]ip address 13.0.0.2 24

[r2]interface GigabitEthernet 3/0/0

[r2-GigabitEthernet3/0/0]ip address 15.0.0.2 24

[r2]interface GigabitEthernet 4/0/0

[r2-GigabitEthernet4/0/0]ip address 14.0.0.2 24

检查配置：

[r2]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 11.0.0.2/24 up up
GigabitEthernet0/0/1 10.0.0.2/24 up up
GigabitEthernet0/0/2 12.0.0.2/24 up up
GigabitEthernet2/0/0 13.0.0.2/24 up up
GigabitEthernet3/0/0 15.0.0.2/24 up up
GigabitEthernet4/0/0 14.0.0.2/24 up up
NULL0 unassigned up up(s)

R3:

[r3]interface GigabitEthernet 0/0/0

[r3-GigabitEthernet0/0/0]ip address 15.0.0.1 24

[r3]interface LoopBack 0

[r3-LoopBack0]ip address 5.5.5.5 24

[r3]ip route-static 0.0.0.0 0 15.0.0.2

检查配置：

[r3]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 15.0.0.1/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 5.5.5.5/24 up up(s)
NULL0 unassigned up up(s)

R4：

[r4]interface GigabitEthernet 0/0/0

[r4-GigabitEthernet0/0/0]ip address 14.0.0.1 24

[r4]interface LoopBack 0

[r4-LoopBack0]ip address 4.4.4.4 24

[r4]ip route-static 0.0.0.0 0 14.0.0.2

检查配置:

[r4]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 14.0.0.1/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 4.4.4.4/24 up up(s)
NULL0 unassigned up up(s)

R5：

[r5]interface GigabitEthernet 0/0/0

[r5-GigabitEthernet0/0/0]ip address 13.0.0.1 24

[r5]interface LoopBack 0

[r5-LoopBack0]ip address 3.3.3.3 24

[r5]ip route-static 0.0.0.0 0 13.0.0.2

检查配置：

[r5]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 13.0.0.1/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 3.3.3.3/24 up up(s)
NULL0 unassigned up up(s)

R6：

[r6]interface GigabitEthernet 0/0/0

[r6-GigabitEthernet0/0/0]ip address 12.0.0.1 24

[r6]interface LoopBack 0

[r6-LoopBack0]ip address 2.2.2.2 24

[r6]ip route-static 0.0.0.0 0 12.0.0.2

检查配置：

[r6]display ip interface brief

Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 12.0.0.1/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 2.2.2.2/24 up up(s)
NULL0 unassigned up up(s)

R1、R3、R4为全连的MGRE结构：

MGRE：

R1：

[r1]interface Tunnel 0/0/0

[r1-Tunnel0/0/0]ip address 192.168.1.1 24

[r1-Tunnel0/0/0]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r1-Tunnel0/0/0]source 10.0.0.1 ---定义封装源
[r1-Tunnel0/0/0]nhrp network-id 1

[r1-Tunnel0/0/0]nhrp entry multicast dynamic ——开启伪广播功能

[r1-Tunnel0/0/0]ospf network-type broadcast ——修改接口类型为broadcast

[r1-Tunnel0/0/0]nhrp entry 192.168.1.2 14.0.0.1 register ——向节点注册

[r1-Tunnel0/0/0]nhrp entry 192.168.1.3 15.0.0.1 register——向节点注册

R3：

[r3]interface Tunnel 0/0/0

[r3-Tunnel0/0/0]ip address 192.168.1.3 24

[r3-Tunnel0/0/0]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r3-Tunnel0/0/0]source 15.0.0.1 ---定义封装源

[r3-Tunnel0/0/0]nhrp network-id 1

[r3-Tunnel0/0/0]nhrp entry multicast dynamic ——开启伪广播功能

[r3-Tunnel0/0/0]ospf network-type broadcast ——修改接口类型为broadcast

R4：

[r4]interface Tunnel 0/0/0

[r4-Tunnel0/0/0]ip address 192.168.1.2 24

[r4-Tunnel0/0/0]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r4-Tunnel0/0/0]source 14.0.0.1 ---定义封装源

[r4-Tunnel0/0/0]nhrp network-id 1

[r4-Tunnel0/0/0]nhrp entry multicast dynamic ——开启伪广播功能

[r4-Tunnel0/0/0]ospf network-type broadcast ——修改接口类型为broadcast

[r4-Tunnel0/0/0]nhrp entry 192.168.1.3 15.0.0.1 register——向节点注册

OSPF：

R1：

[r1]ospf 1 router-id 1.1.1.1
[r1-ospf-1]area 0
[r1-ospf-1-area-0.0.0.0]network 192.168.1.1 0.0.0.0
[r1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0

R3：

[r3]ospf 1 router-id 5.5.5.5
[r3-ospf-1]area 0
[r3-ospf-1-area-0.0.0.0]network 192.168.1.3 0.0.0.0

[r3-ospf-1-area-0.0.0.0]network 5.5.5.5 0.0.0.0

R4：

[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]area 0
[r4-ospf-1-area-0.0.0.0]network 192.168.1.2 0.0.0.0
[r4-ospf-1-area-0.0.0.0]network 4.4.4.4 0.0.0.0

R1、R5、R6建立hub-spoke的MGRE环境：

MGRE:

R1：

[r1]interface Tunnel 0/0/1

[r1-Tunnel0/0/1]ip address 192.168.2.1 24

[r1-Tunnel0/0/1]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r1-Tunnel0/0/1]source 11.0.0.1 ---定义封装源

[r1-Tunnel0/0/1]nhrp network-id 2

[r1-Tunnel0/0/1]nhrp entry multicast dynamic ——开启伪广播功能

[r1-Tunnel0/0/1]ospf network-type p2mp——修改接口类型为p2mp

R5：

[r5]interface Tunnel 0/0/1

[r5-Tunnel0/0/1]ip address 192.168.2.3 24

[r5-Tunnel0/0/1]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r5-Tunnel0/0/1]source GigabitEthernet 0/0/0 ---定义封装源

[r5-Tunnel0/0/1]nhrp network-id 2

[r5-Tunnel0/0/1]nhrp entry 192.168.2.1 11.0.0.1 register ---分支向中心节点注册

[r5-Tunnel0/0/1]ospf network-type p2mp——修改接口类型为p2mp

R6：

[r6]interface Tunnel 0/0/1

[r6-Tunnel0/0/1]ip address 192.168.2.2 24

[r6-Tunnel0/0/1]tunnel-protocol gre p2mp ---修改接口封装协议为多点GRE

[r6-Tunnel0/0/1]source GigabitEthernet 0/0/0 ---定义封装源

[r6-Tunnel0/0/1]nhrp network-id 2

[r6-Tunnel0/0/1]nhrp entry 192.168.2.1 11.0.0.1 register ---分支向中心节点注册