1iptables-translate -A INPUT -p sctp --dport 80 -j DROP 2nft add rule ip filter INPUT sctp dport 80 counter drop 3 4iptables-translate -A INPUT -p sctp --sport 50 -j DROP 5nft add rule ip filter INPUT sctp sport 50 counter drop 6 7iptables-translate -A INPUT -p sctp ! --dport 80 -j DROP 8nft add rule ip filter INPUT sctp dport != 80 counter drop 9 10iptables-translate -A INPUT -p sctp ! --sport 50 -j DROP 11nft add rule ip filter INPUT sctp sport != 50 counter drop 12 13iptables-translate -A INPUT -p sctp --sport 80:100 -j ACCEPT 14nft add rule ip filter INPUT sctp sport 80-100 counter accept 15 16iptables-translate -A INPUT -p sctp --dport 50:56 -j ACCEPT 17nft add rule ip filter INPUT sctp dport 50-56 counter accept 18 19iptables-translate -A INPUT -p sctp ! --sport 80:100 -j ACCEPT 20nft add rule ip filter INPUT sctp sport != 80-100 counter accept 21 22iptables-translate -A INPUT -p sctp ! --dport 50:56 -j ACCEPT 23nft add rule ip filter INPUT sctp dport != 50-56 counter accept 24 25iptables-translate -A INPUT -p sctp --dport 80 --sport 50 -j ACCEPT 26nft add rule ip filter INPUT sctp sport 50 dport 80 counter accept 27 28iptables-translate -A INPUT -p sctp --dport 80:100 --sport 50 -j ACCEPT 29nft add rule ip filter INPUT sctp sport 50 dport 80-100 counter accept 30 31iptables-translate -A INPUT -p sctp --dport 80 --sport 50:55 -j ACCEPT 32nft add rule ip filter INPUT sctp sport 50-55 dport 80 counter accept 33 34iptables-translate -A INPUT -p sctp ! --dport 80:100 --sport 50 -j ACCEPT 35nft add rule ip filter INPUT sctp sport 50 dport != 80-100 counter accept 36 37iptables-translate -A INPUT -p sctp --dport 80 ! --sport 50:55 -j ACCEPT 38nft add rule ip filter INPUT sctp sport != 50-55 dport 80 counter accept 39