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iptables-translate -A INPUT -p udp -i eth0 --sport 53 -j ACCEPT
nft 'add rule ip filter INPUT iifname "eth0" udp sport 53 counter accept'
iptables-translate -A OUTPUT -p udp -o eth0 --dport 53:66 -j DROP
nft 'add rule ip filter OUTPUT oifname "eth0" udp dport 53-66 counter drop'
iptables-translate -I OUTPUT -p udp -d 8.8.8.8 -j ACCEPT
nft 'insert rule ip filter OUTPUT ip protocol udp ip daddr 8.8.8.8 counter accept'
iptables-translate -I OUTPUT -p udp --dport 1020:1023 --sport 53 -j ACCEPT
nft 'insert rule ip filter OUTPUT udp sport 53 udp dport 1020-1023 counter accept'
iptables-translate -I OUTPUT -p udp --sport 0:65535 -j ACCEPT
nft 'insert rule ip filter OUTPUT meta l4proto udp counter accept'
iptables-translate -I OUTPUT -p udp ! --sport 0:65535 -j ACCEPT
nft 'insert rule ip filter OUTPUT udp sport != 0-65535 counter accept'
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