docs/nftables.txt : add mark filter

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bol-van 2024-10-12 21:55:18 +03:00
parent 8ff0b9bab9
commit f1392a3cf1

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@ -19,8 +19,8 @@ For dpi desync attack :
nft delete table inet ztest
nft create table inet ztest
nft add chain inet ztest post "{type filter hook postrouting priority mangle;}"
nft add rule inet ztest post tcp dport "{80,443}" ct original packets 1-12 queue num 200 bypass
nft add rule inet ztest post udp dport 443 ct original packets 1-4 queue num 200 bypass
nft add rule inet ztest post meta mark and 0x40000000 == 0 tcp dport "{80,443}" ct original packets 1-12 queue num 200 bypass
nft add rule inet ztest post meta mark and 0x40000000 == 0 udp dport 443 ct original packets 1-4 queue num 200 bypass
# auto hostlist with avoiding wrong ACK numbers in RST,ACK packets sent by russian DPI
sysctl net.netfilter.nf_conntrack_tcp_be_liberal=1