Hitachi GR2000 - Manual (Page 23)

GR2K-GA-1002 xxiii
Rev. 6.03
NIF Network Interface board
NLP Network Layer Protocol
NRZ Non-Return-to-Zero
NSAP Network Service Access Point
NSSA Not So Stubby Area
NTP Network Time Protocol
PAD PADding
OC-3c Optical Carrier level 3 concatenation
OC-12c Optical Carrier level 12 concatenation
OC-48c Optical Carrier level 48 concatetenation
OAM Operation Administration and Management
ONU Optical Network Unit
OSI Open Systems Interconnection
OSPF Open Shortest Path First
OUI Organizationally Unique Identifier
PAD PADding
PC Personal Computer
PDB Permanent Data Base
PDU Protocol Data Unit
PHY PHYsical layer protocol
PID Protocol IDentifier
PIM Protocol Independent Multicast
PIM-DM Protocol Independent Multicast-Dense Mode
PIM-SM Protocol Independent Multicast-Sparse Mode
PLD Programmable Logic Design
POS PPP over SONET/SDH
PPP Point-to-Point Protocol
PPS Packet Per Second
PRI Primary Rate Interface
PVC Permanent Virtual Channel (Connection)/Permanent Virtual
Circuit
QoS Quality of Service
RA Router Advertisement
RDI Remote Defect Indication
Rej REJect
RFC Request For Comments