GR4000 Installation Guide Version 1.00 - Preliminary
viii
520-10-014-20X
UPC
Usage Parameter Control
VBR
Variable Bit Rate
VC
Virtual Channel/Virtual Call/Virtual Circuit
VCI
Virtual Channel Identifier
VLAN Virtual
LAN
VP Virtual
Path
VPI
Virtual Path Identifier
VPN
Virtual Private Network
VRRP
Virtual Router Redundancy Protocol
WAN
Wide Area Network
WFQ
Weighted Fair Queueing
WS Work
Station
WWW World-Wide
Web
IEEE802.1p: This is not the official name of the standards since IEEE802.1p standards have been integrated
into IEEE802.1d; however, it is in broad general use as the name of standards specifying QoS L2 user
priority.
Acronyms in GR4000
BCU
Basic Control module
CP
Multilayer Control Processor
MC
Compact flash Memory Card
NIF
Network Interface Module
PRU
Packet Routing Module
PS Power
Supply
RM Routing
Manager
S/W Software
Numerical Conversion
1KB
2 to the 10th power (1,024 bytes)
1MB
2 to the 20th power (1,048,576 bytes)
1GB
2 to the 30th power (1,073,741,824 bytes)
1kbit/s
10 to the 3rd power bits/s (1,000bit/s)
1Mbit/s
10 to the 6th power bits/s (1,000,000bit/s)
1Gbit/s
10 to the 9th power bits/s (1,000,000,000bit/s)
1kpacket/s
10 to the 3rd power packets/s (1,000packet/s)
1Mpacket/s
10 to the 6th power packets/s (1,000,000packet/s)
1Gpacket/s
10 to the 9th power packets/s (1,000,000,000packet/s)