<r-cellspan="1"data-tooltiptitle="iptables -I INPUT -m mac --mac-source 00:00:00:FF:FF:FF">-m extension</r-cell><r-cellspan="2-5">Use an extension to match packet</r-cell>
<r-cellspan="1"data-tooltiptitle="iptables -L [-t tablename]">-L</r-cell><r-cellspan="7-10">List all rules, use -t for specific tables</r-cell>
@ -296,11 +296,11 @@
<r-cellspan="1"style="background-color: yellow"> </r-cell><r-cellspan="2-10">OS1/2 single-mode APC with a green plug</r-cell>
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<r-cellspan="row"><h2>SFP</h2></r-cell>
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