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iptables:ai:fa31b

Allow incoming TCP and UDP traffic on port 21 (FTP) on interface eth0
$ /sbin/iptables -A INPUT -p tcp -i eth0 --dport 21 -j ACCEPT /sbin/iptables -A INPUT -p udp -i eth0 --dport 21 -j ACCEPT
try on your machine

Allow incoming TCP and UDP traffic on port 21 (FTP) on interface eth0

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.

Questions that are answered by this command:

  • /sbin/iptables -A INPUT -p tcp -i eth0 --dport 21 -j ACCEPT /sbin/iptables -A INPUT -p udp -i eth0 --dport 21 -j ACCEPT?
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