入门网络命令介绍基础网络命令--给网络新手[例子]ⅠPingC:\>Ping61.136.253.204[向61.136.253.204发送数据包]Pinging61.136.253.204With32bytesofdata:[正在发送32字节的包到：61.136.253.204]Requesttimedout.[丢包原因：超时]Replyfrom61.136.253.204:bytes=32time=62msTTL=120[正确抵达|大小32字节|消耗时间62ms]Replyfrom61.136.253.204:bytes=32time=69msTTL=120Replyfrom61.136.253.204:bytes=32time=59msTTL=120Pingstatisticsfor61.136.253.204[资料统计]Packets:Sent=4,Received=3,Lost=1<25%loss>,[发送了4个数据包，收到了3个，丢失1个占25%]Approximateroundtriptimesinmilli-seconds:Minimum=59ms,Maximum=69ms,Average=63ms[最快抵达59ms最慢69ms平均时间63ms]现在我们来加入命令参数：C:\>Ping-a61.136.253.204-l1-t[-a代表同时获取主机名-l1指定包大小为1bytes-t直到用户手动终止]PingingXINGXING[61.136.253.204]With1bytesofdata:Replyfrom61.136.253.204:bytes=1time=49msTTL=120[因为只发送1字节的包，所以时间缩短了]Replyfrom61.136.253.204:bytes=1time=59msTTL=120Replyfrom61.136.253.204:bytes=1time=54msTTL=120Replyfrom61.136.253.204:bytes=1time=55msTTL=120Replyfrom61.136.253.204:bytes=1time=50msTTL=120Replyfrom61.136.253.204:bytes=1time=49msTTL=120Replyfrom61.136.253.204:bytes=1time=49msTTL=120Pingstatisticsfor61.136.253.204Packets:Sent=7,Received=7,Lost=0<0%loss>,[发送了7个数据包，收到了7个，丢失0个占0%]Approximateroundtriptimesinmilli-seconds:Minimum=49ms,Maximum=59ms,Average=52ms[最快抵达59ms最慢69ms平均时间63ms]Control-C[按Ctrl+C强行终止]^CC:\>——————————————————————————————————————————ⅡNetstat[这是一个观察网络连接状态的实用工具]C:\>Netstat-a[显示协议与当前网络连接]ActiveConnections[活动的连接][端口类型][本地的][外部连接][状态]ProtoLocalAddressForeignAddressStateTCPfreefwq:telnetfreefwq:0LISTENING[端口类型TCP端口Telnet监听状态]TCPfreefwq:epmapfreefwq:0LISTENINGTCPfreefwq:microsoft-dsfreefwq:0LISTENINGTCPfreefwq:1026freefwq:0LISTENING[端口类型TCP端口1027****]TCPfreefwq:1027freefwq:0LISTENINGTCPfreefwq:5277freefwq:0LISTENINGUDPfreefwq:microsoft-ds*:*UDPfreefwq:3001*:*UDPfreefwq:3005*:*[端口类型UDP端口3005]UDPfreefwq:4000*:*UDPfreefwq:5419*:*...C:\>Netstat-n-a[扩展命令参数]ActiveConnections[活动的连接]TCP192.168.0.1:1390.0.0.0:0LISTENINGTCP192.168.0.1:30020.0.0.0:0LISTENINGTCP192.168.0.1:30030.0.0.0:0LISTENINGTCP192.168.0.1:30040.0.0.0:0LISTENINGTCP211.91.155.117:1390