实验内容
1.利用OSPF动态路由协议完成各个子网网络之间的互联通信
2.利用PPP协议的PAP、CHAP认证完成
IP地址要求
- PC0和RouterA之间，使用172.16.1.0/24网络;
- RouterA和RouteB之间，使用192.168.1.0/24网络;
- RouterB和RouteC之间，使用192.168.2.0/24网络;
- PC1和RouterC之间，使用172.16.2.0/24网络;
- RouteB为DCE设备，时钟频率设为64000；
PPP设置要求
- RouterA和RouteB之间，使用PAP双向认证（用户名和密码自定义）
- RouterB和RouteC之间，使用CHAP双向认证（密码自定义）
实验目的
(1)掌握广域网协议PPP的工作原理
(2)掌握PPP协议的PAP、CHAP认证工作原理
(3)掌握PPP的基本配置
(4)掌握标准ACL的配置；
(5)理解标准ACL在接入控制中的应用
实验步骤
网络拓扑结构图
PC的IP信息:
PC0
的IP地址：172.16.1.1
网关地址：172.16.1.254
PC1
的IP地址：172.16.2.1
网关地址：172.16.2.254
路由器：
路由器的具体配置
RouterA
RouterB：
RouterC
测试
PC0ping其他所有的路由器以及PC1
PC>ipconfig
FastEthernet0 Connection:(default port)
Link-local IPv6 Address.........: FE80::2E0:B0FF:FE9A:7920
IP Address......................: 172.16.1.1
Subnet Mask.....................: 255.255.255.0
Default Gateway.................: 172.16.1.254
PC>ping 172.16.1.254
Pinging 172.16.1.254 with 32 bytes of data:
Reply from 172.16.1.254: bytes=32 time=1ms TTL=255
Reply from 172.16.1.254: bytes=32 time=0ms TTL=255
Reply from 172.16.1.254: bytes=32 time=0ms TTL=255
Reply from 172.16.1.254: bytes=32 time=1ms TTL=255
Ping statistics for 172.16.1.254:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 1ms, Average = 0ms
PC>ping 192.168.1.1
Pinging 192.168.1.1 with 32 bytes of data:
Reply from 192.168.1.1: bytes=32 time=0ms TTL=255
Reply from 192.168.1.1: bytes=32 time=0ms TTL=255
Reply from 192.168.1.1: bytes=32 time=5ms TTL=255
Reply from 192.168.1.1: bytes=32 time=0ms TTL=255
Ping statistics for 192.168.1.1:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 5ms, Average = 1ms
PC>ping 172.16.1.2
Pinging 172.16.1.2 with 32 bytes of data:
Request timed out.
Request timed out.
Ping statistics for 172.16.1.2:
Packets: Sent = 2, Received = 0, Lost = 2 (100% loss),
Control-C
^C
PC>ping 192.168.1.2
Pinging 192.168.1.2 with 32 bytes of data:
Reply from 192.168.1.2: bytes=32 time=7ms TTL=254
Reply from 192.168.1.2: bytes=32 time=8ms TTL=254
Reply from 192.168.1.2: bytes=32 time=1ms TTL=254
Reply from 192.168.1.2: bytes=32 time=5ms TTL=254
Ping statistics for 192.168.1.2:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 8ms, Average = 5ms
PC>ping 192.168.2.1
Pinging 192.168.2.1 with 32 bytes of data:
Reply from 192.168.2.1: bytes=32 time=6ms TTL=254
Reply from 192.168.2.1: bytes=32 time=5ms TTL=254
Reply from 192.168.2.1: bytes=32 time=1ms TTL=254
Reply from 192.168.2.1: bytes=32 time=6ms TTL=254
Ping statistics for 192.168.2.1:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 6ms, Average = 4ms
PC>ping 192.168.2.2
Pinging 192.168.2.2 with 32 bytes of data:
Reply from 192.168.2.2: bytes=32 time=8ms TTL=253
Reply from 192.168.2.2: bytes=32 time=13ms TTL=253
Reply from 192.168.2.2: bytes=32 time=6ms TTL=253
Reply from 192.168.2.2: bytes=32 time=7ms TTL=253
Ping statistics for 192.168.2.2:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 6ms, Maximum = 13ms, Average = 8ms
PC>ping 172.16.2.254
Pinging 172.16.2.254 with 32 bytes of data:
Reply from 172.16.2.254: bytes=32 time=10ms TTL=253
Reply from 172.16.2.254: bytes=32 time=6ms TTL=253
Reply from 172.16.2.254: bytes=32 time=2ms TTL=253
Reply from 172.16.2.254: bytes=32 time=6ms TTL=253
Ping statistics for 172.16.2.254:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 2ms, Maximum = 10ms, Average = 6ms
PC>ping 172.16.2.1
Pinging 172.16.2.1 with 32 bytes of data:
Request timed out.
Reply from 172.16.2.1: bytes=32 time=6ms TTL=125
Reply from 172.16.2.1: bytes=32 time=2ms TTL=125
Reply from 172.16.2.1: bytes=32 time=186ms TTL=125
Ping statistics for 172.16.2.1:
Packets: Sent = 4, Received = 3, Lost = 1 (25% loss),
Approximate round trip times in milli-seconds:
Minimum = 2ms, Maximum = 186ms, Average = 64ms
PC>
结论：实现了各个子网之间的互联通信
下面使用PPP协议的PAP、CHAP完成认证
ppp设置要求：
1.RouterA和RouteB之间，使用PAP双向认证（用户名和密码自定义）
2.RouterB和RouteC之间，使用CHAP双向认证（密码自定义）
RouterA：
RouterB:
RouterC:
测试：
结论：RouterA和RouterB之间完成了PAP认证，RouterB和RouterC之间完成了CHAP认证，实现了各个路由器之间的互通。
实验到此结束！