[CCNA]试验41 配置帧中继Hub and Spoke多点子接口

R1配置

r1(config)#int s3/0
r1(config-if)#en fr
r1(config-if)#no sh
r1(config-if)#exit
r1(config)#int s3/0.1 multipoint
r1(config-subif)#ip add 172.16.0.1 255.255.255.0
r1(config-subif)#exit
r1(config)#^Z

r1(config)#int s3/0.1
r1(config-subif)#frame map ip 172.16.0.2 102 b
r1(config-subif)#frame map ip 172.16.0.2 103 b
%Address already in map
r1(config-subif)#^Z

R2配置

r2(config)#int s3/0
r2(config-if)#en fr
r2(config-if)#no sh
r2(config-if)#ip add 172.16.0.2 255.255.255.0
r2(config-if)#no frame-relay inverse-arp
r2(config-if)#frame map ip 172.16.0.1 201 b
r2(config-if)#frame map ip 172.16.0.3 201 b
r2(config-if)#^Z

R3配置

r3(config)#int s3/0
r3(config-if)#en fr
r3(config-if)#no sh
r3(config-if)#no frame inverse-arp
r3(config-if)#frame map ip 172.16.0.1 301 b
r3(config-if)#frame map ip 172.16.0.2 301 b
r3(config-if)#ip add 172.16.0.3 255.255.255.0
r3(config-if)#^Z

测试试验

r1#ping 172.16.0.2

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.0.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/35/60 ms
r1#ping 172.16.0.1

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.0.1, timeout is 2 seconds:
…..
Success rate is 0 percent (0/5)

r1(config)#int s3/0.1
r1(config-subif)#frame map ip 172.16.0.1 102 b
r1(config-subif)#^Z
r1#ping 172.16.0.1
00:10:29: %SYS-5-CONFIG_I: Configured from console by console
r1#ping 172.16.0.1

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.0.1, timeout is 2 seconds:
!!!!!