帧中继点对多点实验.doc

frame-relay帧中继多点的配置

router1:
Press Enter to Start
Router>
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#host router1
router1(config)#int s0/1/0
router1(config-if)#encapsulation frame-relay
router1(config-if)#no shut
%LINK-3-UPDOWN: Interface Serial0, changed state to up
%LINK-3-UPDOWN: Interface Serial0, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state to down
router1(config-if)#int s0/1/0.0 multi-point
router1(config-subif)#ip add 172.16.1.1 255.255.255.0
router1(config-subif)#frame-relay interface-dlci 102
router1(config-subif)#frame-relay interface-dlci 103
router1(config-subif)#frame-relay inverse-arp
router1(config-subif)#
router1(config-subif)#
%LINK-3-UPDOWN: Interface Serial0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state to up
21:49:39: %FR-5-DLCICHANGE: Interface Serial0.0 - DLCI 103 state changed to ACTIVE
router1(config-subif)#
router1(config-subif)#end
router1#sh fr map
Serial0.0 (up): point-to-point dlci, dlci 102(0x66,0x1860), broadcast
status defined, active
(up): point-to-point dlci, dlci 103(0x66,0x1860), broadcast
status defined, active

router1#
router1#ping 172.16.1.2

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.1.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
router1#ping 172.16.1.3

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.1.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
router1#
router1#conf t
Enter configuration commands, one per line. End with CNTL/Z.
router1(config)#int e0
router1(config-if)#ip add 192.168.1.1 255.255.255.0
router1(config-if)#no shut
%LINK-3-UPDOWN: Interface Ethernet0, changed state to up
router1(config-if)#exit
router1(config)#router rip
router1(config-router)#version 2
router1(config-router)#network 192.168.1.0
router1(config-router)#network 172.16.1.0
router1(config-router)#end

router2:
Press Enter to Start
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#host router2
router2(config)#int s0
router2(config-if)#encapsulation frame-relay
router2(config-if)#no shut
%LINK-3-UPDOWN: Interface Serial0, changed state to up
router2(config-if)#int s0.0 multi-point
router2(config-subif)#ip add 172.16.1.2 255.255.255.0
router2(config-subif)#frame-relay interface-dlci 201
21:49:39: %FR-5-DLCICHANGE: Interface Serial0.0 - DLCI 201 state changed to ACTIVE
router2(config-subif)#frame-relay inverse-arp
router2(config-subif)#
router2(config-subif)#end
router2#sh fr map
Serial0.0 (up): point-to-point dlci, dlci 201(0x66,0x1860), broadcast
status defined, active

router2#conf t
Enter configuration commands, one per line. End with CNTL/Z.
router2(config)#int e0
router2(config-if)#ip add 192.168.2.1 255.255.255.0
router2(config-if)#no shut
%LINK-3-UPDOWN: Interface Ethernet0, changed state to up
router2(config-if)#exit
router2(config)#router rip
router2(config-router)#version 2
router2(config-router)#network 172.16.1.0
router2(config-router)#network 192.168.2.0
router2(config-router)#end

router2#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate default
U - per-user static route

Gateway of last resort is not set

172.16.0.0/24 is subnetted, 1 subnets
C 172.16.1.0 is directly connected, 172.16.1.2
C 192.168.2.0 is directly connected, Ethernet0
//在router2上配置好了动态路由之后，可是查看不到动态跌幅信息，我做了两三次都是这样，所以就加一条静态路由，如下……
router2#conf t
Enter configuration commands, one per line. End with CNTL/Z.
router2(config)#ip route 192.168.1.0 255.255.255.0 172.16.1.1
router2(config)#end

router2#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate default
U - per-user static route

Gateway of last resort is not set

172.16.0.0/24 is subnetted, 1 subnets
C 172.16.1.0 is directly connected, 172.16.1.2
C 192.168.2.0 is directly connected, Ethernet0
S 192.168.1.0 [1/0] via 172.16.1.1

Router3:
Press Enter to Start
Router>
Router>en
Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#host router3
router3(config)#int s0
router3(config-if)#encapsulation frame-relay
router3(config-if)#no shut
%LINK-3-UPDOWN: Interface Serial0, changed state to up
router3(config-if)#int s0.0 multi-point
router3(config-subif)#ip add 172.16.1.3 255.255.255.0
router3(config-subif)#frame-relay interface-dlci 301
21:49:39: %FR-5-DLCICHANGE: Interface Serial0.0 - DLCI 301 state changed to ACTIVE
router3(config-subif)#frame-relay inverse-arp
router3(config-subif)#
router3(config-subif)#end
router3#sh fr map
Serial0.0 (up): point-to-point dlci, dlci 301(0x66,0x1860), broadcast
status defined, active

router3#
router3#conf t
Enter configuration commands, one per line. End with CNTL/Z.
router3(config)#int e0
router3(config-if)#ip add 192.168.3.1 255.255.255.0
router3(config-if)#no shut
%LINK-3-UPDOWN: Interface Ethernet0, changed state to up
router3(config-if)#exit
router3(config)#router rip
router3(config-router)#version 2
router3(config-router)#network 192.168.3.0
router3(config-router)#network 172.16.1.0
router3(config-router)#end
router3#
router3#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * - candidate default
U - per-user static route

Gateway of last resort is not set

172.16.0.0/24 is subnetted, 1 subnets
C 172.16.1.0 is directly connected, 172.16.1.3
C 192.168.3.0 is directly connected, Ethernet0
R 192.168.1.0 [120/1] via 172.16.1.1, 00:01:42, Serial0.0
各PC的IP地址和网关地址如下：
PC1:192.168.1.10/24 192.168.1.1
PC2:192.168.2.10/24 192.168.2.1
PC3:192.168.3.10/24 192.168.3.1

配置到此以后，PC1可以分别ping通PC2和PC3，但是PC2和PC3之间无法通信，这是正常的，因为在他们之间没有建立PVC
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