[solution] solve the problem of SSH connection being inactive for a long time and being stuck and disconnected

1. Problem analysis

ssh After establishing the connection , If you do not operate for a long time, you will get stuck （ It's actually ssh Disconnected ）, If you want to continue, you need to reconnect ssh, More trouble .

2. Solution

Use sudo jurisdiction , Open on the command line ssh Configure Wang Wenjian

sudo vim /etc/ssh/sshd_config

Find the following two configurations

ClientAliveInterval 0  #  How many seconds does the client send heartbeat data to the service 
ClientAliveCountMax 3  #  How many seconds does the client not respond to , The server automatically disconnects 

Modify the parameter values as follows ：

restart ssh service

service sshd restart