$ping
Send ICMP ECHO_REQUEST to network hosts to test connectivity and latency.
ping [OPTIONS] DESTINATION在交互式终端沙盒中实时运行
无需安装的客户端实时仿真环境。
概述与工作原理
`ping` is the fundamental network diagnostics tool used to verify whether a remote host or IP address is reachable across an IP network. It measures the round-trip time (RTT) for packets sent from the local machine to a destination and reports packet loss percentages.
常用参数与选项说明
| Flag / Option | Description |
|---|---|
| -c [count] | Stop sending ECHO_REQUEST packets after count packets are sent. |
| -i [interval] | Wait interval seconds between sending each packet (default 1s). |
| -W [timeout] | Time to wait for a response in seconds before timing out. |
实际生产案例与代码范例
ping -c 4 onlinelinuxterminal.comSends exactly 4 ICMP packets to test network latency and packet loss.
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