iptablesNAT iptables 映射保留源IP (不要snat) 入口: iptables -F -t nat iptables -t nat -A PREROUTING -p tcp --dport 1024:65000 -j DNAT --to-destination <出口IP> iptables -t nat -A PREROUTING -p udp --dport 1024:65000 -j DNAT --to-destination <出口IP> 出口: ip ru add from <入口cidr> lookup 101 && ip ro add default via <入口IP> table 101Previousip routeNextMinIO