5. RARP 协议 RARP：Reverse Address Resolution Protocol，反向地址解析协议。 根据 MAC 地址找 IP 地址。 一些无盘工作站等设备在启动时不知道自己的 IP 地址，但知道自己的 MAC 地址。 它们会发送 RARP 请求，请求网络中的 RARP 服务器根据其 MAC 地址来告知对应的 IP 地址。

In March we introduced the Address Resolution Protocol (ARP), a half-brother to the TCP/IP stack that maps the logical IP address space into the real world of Ethernet hardware addresses. We didn’t ...

I'm studying to become a CCNA & I thought I's make a little diagram to help myself, one that has the OSI layers & TCP/IP protocols & their port nos. So I'm doing OK until I come to ARP and RARP which ...