从应用层发送的回送数据包在TCP / P层上传输了多远?


2

假设我要检查以太网卡是否工作正常,如果我从Windows上的cmd发送ping命令,那么发送的数据包将走多远?我的意思是,该数据包将落在所有TCP / IP层和协议上,直到物理层,然后返回到同一以太网卡?该数据包在环回接口外部可见吗?

环回路径如何真正起作用?

Answers:


By using our site, you acknowledge that you have read and understand our Cookie Policy and Privacy Policy.
Licensed under cc by-sa 3.0 with attribution required.