Shulou(Shulou.com)06/01 Report--

-m state

-- state {NEW,ESTATBLISHED,INVALID,RELATED} specifies which state to detect

Iptables-An INPUT-p tcp-m state-- state NEW,ESTABLISHED-j ACCEPT

Iptables-An OUTPUT-p tcp-m state-- state NEW,ESTABLISHED-j ACCEPT

-m multiport specifies multiple port numbers

-- sport

-- dport

-- ports

Iptables-An INPUT-p tcp-m multiport-- dport 22Magol 80pct 8080-j ACCEPT

Iptables-An OUTPUT-p tcp-m multiport-- sport 22Magol 80pct 8080-j ACCEPT

-m iprange specifies the IP segment

-- src-range ip-ip

-- dst-range ip-ip

Iptables-An INPUT-p tcp-m iprange-- src-range 100.0.0.0Universe 24-- dport 80-j ACCEPT

Iptables-An OUTPUT

-m connlimit connection qualification

-- comlimit-above # limit the number of Dalian connections

-m limit now has a connection rate, that is, limiting the number of matching packets

-- limit specified rate

-- limit-burst # Peak rate, maximum limit

-m string is qualified by string

-- algo bm | kmp specifies the algorithm bm or kmp

-- string "STRING" specifies the string itself

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