Owner manual

GigaX Series L2 Managed Switch User Guide
107
1000BASE-T A designation for the type of wiring used by Ethernet networks
with a data rate of 1000 Mbps.
binary The "base two" system of numbers, that uses only two digits, 0
and 1, to represent all numbers. In binary, the number 1 is written
as 1, 2 as 10, 3 as 11, 4 as 100, etc. Although expressed as
decimal numbers for convenience, IP addresses in actual use
are binary numbers; e.g., the IP address 209.191.4.240 is
11010001.10111111.00000100.11110000 in binary. See also bit,
IP address, network mask.
bit Short for "binary digit," a bit is a number that can have two values,
0 or 1. See also binary.
bps bits per second
CoS Class of Service. Defined in 802.1Q, the value range is from 0 to
7. Due to 4 internal traffic class mapping to 8 priority, Only Cos
value 0,2,5,7 are valid according to Cos Queue Mapping.
broadcast To send data to all computers on a network.
download To transfer data in the downstream direction, i.e., from the
Internet to the user.
Ethernet The most commonly installed computer network technology,
usually using twisted pair wiring. Ethernet data rates are 10 Mbps
and 100 Mbps. See also 10BASE-T, 100BASE-T, twisted pair.