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基于DWC_ether_qos的以太网驱动开发-LWIP的ICMP模块介绍与PING收发测试
ICMP即Internet Control Message Protocol因特网控制消息协议。 ICMP是网络层协议,IP不可分割的一部分。 ICMP用于报告数据报处理中的错误,比如以下情况下时发送ICMP消息:当数据报无法到达其目的地时,当网关没有转发数据报的缓冲能力时,以及当网关可以指示主机在较 ...
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