Assignment | |
---|---|
Assign value to variable if variable is not already set, value is returned.Combine with a : no-op to discard/ignore return value . |
${variable="value"} : ${variable="value"} |
Install tcpkill
yum -y install dsniff --enablerepo=epel
View connections
netstat -tnpa | grep ESTABLISHED.*sshd.
Block with ip tables
iptables -A INPUT -s IP-ADDRESS -j DROP
Kill connection