packet filter

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Dictionary

packet filter

A software routine that analyzes incoming data packets and forwards them or discards them based on one or more criteria such as address, range of addresses and type (e-mail, file transfer, etc.)....

Dictionary

Definition: packet filter

A software routine that analyzes incoming data packets and forwards them or discards them based on one or more criteria such as address, range of addresses and type (e-mail, file transfer, etc.). Packet filtering is generally performed in a router, in which case the router is known as a "screening router." See deep packet inspection, firewall, Web filtering and router.



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