SMC Networks SMC7204BRA manual Firewall, Gbps, Hop count

Terminology

firewall

Any method of protecting a computer or LAN connected to the Internet from intrusion or attack from the outside. Some firewall protection can be provided by packet filtering and Network Address Translation services.

FTP (File Transfer Protocol)

A program used to transfer files between computers connected to the Internet. Common uses include uploading new or updated files to a web server, and downloading files from a web server.

GGP (Gateway to Gateway Protocol)

An Internet protocol that specifies how gateway routers communicate with each other.

Gbps

Abbreviation for Gigabits (GIG-uh-bits) per second, or one billion bits per second. Internet data rates are often expressed in Gbps.

GRE(Generic Routing Encapsulation)

TCP/IP protocol suite, transport layer encapsulation protocol.

hop

When you send data through the Internet, it is sent first from your computer to a router, and then from one router to another until it finally reaches a router that is directly connected to the recipient. Each individual "leg" of the data's journey is called a hop.

hop count

The number of hops that data has taken on its route to its destination. Alternatively, the maximum number of hops that a packet is allowed to take before being discarded. See also TTL.

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