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path: root/extensions/libxt_TCPMSS.txlate
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iptables-translate -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
nft add rule ip filter FORWARD tcp flags syn / syn,rst counter tcp option maxseg size set rt mtu

iptables-translate -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 90
nft add rule ip filter FORWARD tcp flags syn / syn,rst counter tcp option maxseg size set 90