Saturday, January 21, 2023

Error binding socket to :::25, status = EADDRINUSE (Solved)

Centos 
$ yum install net-tools 

Fedora: 
$ sudo dnf install net-tools 

Debian, Ubuntu: 
$ sudo apt install net-tools

netstat -tulpn

netstat -tulpn | grep -w 2500

Result: tcp     0         0 0.0.0.0:2500             0.0.0.0:*

kill 942
at
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