搭建小型局域网

acket Tracer 是 Cisco 公司针对 CCNA 认证开发的一个用来设计、配置和故障排除网络的模拟软件。Packer Tracer 模拟器软件比 Boson 功能强大，比 Dynamips 操作简单，非常适合网络设备初学者使用。

学习任务

1、安装 Packer Tracer；2、利用一台型号为 2960 的交换机将 2pc 机互连组建一个小型局域网；3、分别设置 pc 机的 ip 地址；4、验证 pc 机间可以互通。

实验设备

Switch_2960 1 台；PC 2 台；直连线

PC1

IP：192.168.1.2
Submask：255.255.255.0
Gateway：192.168.1.1

PC2

IP：192.168.1.3
Submask：255.255.255.0
Gateway：192.168.1.1
PC1 ping PC2 Reply
PC2 ping PC1 Reply
PC2 ping Gateway Timeout

实战演练

PC1

ipconfig

IP Address......................: 192.168.1.2
Subnet Mask.....................: 255.255.255.0
Default Gateway.................: 192.168.1.1

ping 192.168.1.3

Pinging 192.168.1.3 with 32 bytes of data:

Reply from 192.168.1.3: bytes=32 time=50ms TTL=128
Reply from 192.168.1.3: bytes=32 time=8ms TTL=128
Reply from 192.168.1.3: bytes=32 time=10ms TTL=128
Reply from 192.168.1.3: bytes=32 time=11ms TTL=128

Ping statistics for 192.168.1.3:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 8ms, Maximum = 50ms, Average = 19ms

PC2

ipconfig
IP Address......................: 192.168.1.3
Subnet Mask.....................: 255.255.255.0
Default Gateway.................: 192.168.1.1

ping 192.168.1.2

Pinging 192.168.1.2 with 32 bytes of data:

Reply from 192.168.1.2: bytes=32 time=11ms TTL=128
Reply from 192.168.1.2: bytes=32 time=10ms TTL=128
Reply from 192.168.1.2: bytes=32 time=11ms TTL=128
Reply from 192.168.1.2: bytes=32 time=11ms TTL=128

Ping statistics for 192.168.1.2:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 10ms, Maximum = 11ms, Average = 10ms
ping 192.168.1.1

Pinging 192.168.1.1 with 32 bytes of data:

Request timed out.