20190529
iptables














Last updated
iptables














Last updated
# iptables -F
# iptables -L
# iptalbes -I INPUT -p tcp --dport 80 -j ACCEPT
# iptalbes -I INPUT -p tcp --dport 22 -j ACCEPT
# iptalbes -I INPUT -p tcp --dport 10:21 -j ACCEPT
# iptables -L
# iptalbes -I INPUT -p icmp -j ACCEPT
# iptables -A INPUT -j REJECT# yum install nmap
# nmap -sS -p 0-1000 192.168.56.101# iptables -D INPUT -p tcp --dport 80 -j ACCEPT
# iptables -I INPUT -p tcp --dport 80 -j ACCEPT# nmap -sS -p 0-1000 192.168.56.101