iptablesmatchpolicy

Different network protocols provide specialized matching options which can be configured to match a particular packet using that protocol. However, the protocol ...

--limit — Sets the maximum number of matches for a particular time period, specified as a <value>/<period> pair. For example, using --limit 5/hour allows five ...

2022年12月5日 — Iptables monitors traffic flowing to and from a Linux server and checks to see if a connection or network packet matches a rule. If a connection ...

2021年7月9日 — This cheat sheet-style guide provides a quick reference to iptables commands that will create firewall rules that are useful in common, everyday ...

2020年5月8日 — Unfortunately, this issue has been open for some time while waiting for a contributor to take it up but there does not seem to have been anyone ...

2022年12月23日 — -P is essentially the last line to process (i.e., when the traffic is matched by no rule). – Tom Yan.

Each chain is a list of rules which can match a set of packets. Each rule specifies what to do with a packet that matches. This is called a 'target', which may ...

iptables can use extended packet matching modules with the -m or --match ... iptables. You ... policy or match if any rule of the policy matches the given policy.

2015年11月9日 — The -m or --match option is used to enable one or more extended packet matching modules with the given name(s). Take for example the module ...

2013年1月6日 — I'm using IPSEC in a tunnel mode. How to make an iptables rule that will match only packets which arrived via IPSEC tunnel (i.e. after IPSEC ...