How to kill a tty connection

1. Check who is connected to the tty

#who
srv-srv1:~/test# w
08:50:26 up 152 days, 15:53,  2 users,  load average: 0.00, 0.02, 0.01
USER     TTY      FROM              LOGIN@   IDLE   JCPU   PCPU WHAT
root     pts/0    wks1 08:27    0.00s  0.04s  0.00s w
root     pts/2    wks1 Mon09   15:41m  0.17s  0.17s -bash

2. Verify its PID
ps -u root |grep -i pts/2

3. kill the connection
# kill -9 <PID>

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Tags: ssh, tty