ping 的ip和响应的ip怎么不一样?
来源:百度知道 编辑:UC知道 时间:2024/07/02 15:32:23
C:\Documents and Settings\Administrator>ping 192.168.18.255
Pinging 192.168.18.255 with 32 bytes of data:
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Ping statistics for 192.168.18.255:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms
ping 的ip和响应的ip怎么不一样?
ping 广播地址255。为什么会有ip响应,那又是如何开启的响应?
Pinging 192.168.18.255 with 32 bytes of data:
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Reply from 192.168.18.123: bytes=32 time<1ms TTL=64
Ping statistics for 192.168.18.255:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms
ping 的ip和响应的ip怎么不一样?
ping 广播地址255。为什么会有ip响应,那又是如何开启的响应?
255是直接广播地址
一个网络中的最后一个地址为直接广播地址,也就是HostID全为1的地址。主机使用这种地址把一个IP数据报发送到本地网段的所有设备上,路由器会转发这种数据报到特定网络上的所有主机。
192.168.18.123 开启了应答。
参见 http://baike.baidu.com/view/8370.html?wtp=tt
192.168.18.255 这个地址 是广播地址吧,
ping 好像是测试连通性能
255??可能是你自已设置的网关吧!!