1. telnet IP 端口
2. curl IP:PORT
curl http://IP:PORT/
3. ssh -v -p 端口
ssh -v -p [email protected]
4.wget
5. tcpdump
tcpdump -i eth0 -w 1.cap
参考：https://blog.csdn.net/qq_30192655/article/details/122215662
标签：IP,端口,ssh,测试,curl,tcpdump,PORT From： https://www.cnblogs.com/rebrobot/p/17552785.html