Glossary
LED
Light Emitting Diode. Cold light illumination in different colours at low power consumption.
M
MAC Address
Media Access Control address. Unique
MDI-X
Media Dependent Interface crossover (X). The send and receive pins are inverted. This MDI allows the connection of two endpoints without using a crossover cable. When Auto
MIB
Management Information Base. A type of database used to manage the devices in a com- munications network.
MWI
Message Waiting Indicator. A signal, typically a LED, to notify the user that new mailbox messages have arrived.
P
PBX
Private Branch Exchange. Private telephone system that connects the internal devices to each other and to the ISDN network.
PCM
Pulse Code Modulation. A digital representation of an analog signal, e. g. audio data, which consists of quantized samples taken in regular time intervals.
PING
Packet Internet Gro(u)per. A program to test whether a connection can be made to a de- fined IP target. Data is sent to the target and returned from there during the test.
PoE
Power over Ethernet. The IEEE 802.3af standard specifies how to supply power to compli- ant devices over Ethernet cabling
Port
Ports are used in
PSTN
Public Switched Telephone Network. The network of the world's public
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HiPath 8000 - OpenStage Family, Administration Manual |