Description: iptable Introduction: Iptables has three default table (queue), respectively, mangle, nat, Filter, mangle table is mainly used to mangle (Chinese explanation: rolling) package, you can use the mangle matches the TOS to change the package and other features, mangle table Only TOS, TTL, MARK several operations, nat table is used to convert the packet' s source or destination address, including DNAT, SNAT and MASQUERADE other types, filter table is used to filter packets, filtering work is mainly accomplished here.
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Iptables.docx
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