CCNA 实验.doc

CCNA 实验
原拓扑图
GNS3 模拟器实验拓扑图
基础配置
设备接口配置
R1>en
R1#conf t
Enter configuration commands, one per line. End w is 100 percent (5/5), round-trip min/avg/max = 20/32/52 ms
R1#ping
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 20/30/52 ms
R4#show ip int b
Interface IP-Address OK? Method Status Protocol
Serial0/0 unassigned YES unset administratively down down
Serial0/1 YES manual up up
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback1 YES manual up up
Loopback2 YES manual up up
Loopback3 YES manual up up
R4#ping
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 24/36/68 ms
R3#show ip int b
Interface IP-Address OK? Method Status Protocol
Serial0/0 YES manual up up
Serial0/1 YES manual up up
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 YES manual up up
R3#ping
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip mi