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::::<pre>ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED</pre>
:* '''Rules are applied to:''' '''chains''' (e.g. ''input/output'') and contain information regarding the type of traffic they apply to. For example, '''protocols''' (e.g. such as ''tcp/udp/icmp''), '''portsport numbers''' (e.g. such as ''22(SSH), 80(HTTP), 443(SHTTP)''), '''addresses''', and many other things.
::# For the ''request'', the '''source port (sport) is 40112''' and the '''destination port (dport) is 80'''
::# For the ''response'', the '''source port is 80''' and the '''destination port is 40112'''