Smc-networks SMCWBR14S-N2 Instrukcja Użytkownika Pobierz pdf (Strona 109)

IREWALL

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• Stateful Packet Inspection

This is called a “stateful” packet inspection because it examines the

contents of the packet to determine the state of the communications; i.e., it

ensures that the stated destination computer has previously requested the

current communication. This is a way of ensuring that all communications

are initiated by the recipient computer and are taking place only with

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Smc-networks SMCWBR14S-N2 Instrukcja Użytkownika Strona 109