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Glossary of Terms
10Base-T - a 10 Mbps Ethernet standard that uses twisted wire
pairs
Bus – a common pathway (cable) between multiple devices
Gateway – a node (computer) on a network that serves as an
entrance to another network
ICMP - a TCP/IP protocol used to send error and control
messages
IP Address – an identifier for a computer or device on a
network
LED – Light Emitting Diode
Node – network junction or connection point. For example, a
controller connected to RS485 bus
UDP - a protocol within the TCP/IP protocol suite that is used
in place of TCP when a reliable delivery is not required. If
reliable delivery is needed, packet sequence checking and
error notification can be written into the applications
