diff -up iptables-1.4.21/extensions/libxt_TRACE.man.rhbz_1261238 iptables-1.4.21/extensions/libxt_TRACE.man --- iptables-1.4.21/extensions/libxt_TRACE.man.rhbz_1261238 2013-11-22 12:18:13.000000000 +0100 +++ iptables-1.4.21/extensions/libxt_TRACE.man 2016-07-01 11:43:59.775632018 +0200 @@ -1,8 +1,8 @@ This target marks packets so that the kernel will log every rule which match the packets as those traverse the tables, chains, rules. .PP -A logging backend, such as ip(6)t_LOG or nfnetlink_log, must be loaded for this -to be visible. +A logging backend, such as nf_log_ipv4(6) or nfnetlink_log, must be loaded for +this to be visible. The packets are logged with the string prefix: "TRACE: tablename:chainname:type:rulenum " where type can be "rule" for plain rule, "return" for implicit rule at the end of a user defined chain