Hi, When the following iptables rule is used: iptables -A INPUT -p tcp --dport 1234 -j NFQUEUE --queue-num 0 If a TCP packet is retransmitted, will the userspace program receive the retransmitted packet ? or it just receive one packet, and the retransmitted one is dropped in kernel space ? Thanks Deng Yao -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html