How to solve the problem that the CVM port is occupied?

Cloud Virtual Machine port occupied how to solve? During the operation of Cloud Virtual Machine, we should pay attention to whether the ports of the system are occupied. The more ports open to the outside world, the greater the risk of system increase.

Check Port Process under Linux System of Cloud Virtual Machine

lsof command

$ sudo lsof -i -P -n$ sudo lsof -i -P -n | grep LISTEN$ doas lsof -i -P -n | grep LISTEN ### [OpenBSD] ###

netstat command

You can use netstat to check ports and applications

Linux netstat syntax

$ netstat -tulpn |grep LISTENFreeBSD / MacOS X netstat Syntax $ netstat -anp tcp| grep LISTEN$ netstat -anp udp | grep LISTEN

OpenBSD netstat syntax

$ netstat -na -f inet | grep LISTEN$ netstat -nat | grep LISTEN

Cloud Hosting Windows System Check Port Process

Common commands to check port usage for Windows operating systems:

netstat -bano | morenetstat -bano | grep LISTENINGnetstat -bano | findstr /R /C:"[LISTEING]"

Cloud Virtual Machine is simple and easy to use. You can reinstall the system, replace the line, restore the backup, restart, configure FTP and IIS with one click.

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