Nortel Networks Instant Internet 400 Unit - Manual (Page 18)

18 Preface
300867-G
Acronyms
The following acronyms are used in this guide:
AC alternating current
AUI attachment unit interface
CHAP Challenge Handshake Authentication Protocol
CSU channel service unit
dBA decibels audible
DIP Dual Inline Pins
DSL digital subscriber lines
DSU digital (or data) service unit
IP Internet Protocol
ISDN Integrated Services Digital Network
ISP Internet service provider
Kb/s kilobits per second
LAN local area network
LED light-emitting diode
Mb/s megabits per second
MP Multilink Protocol
NAT Network Address Translation
NT1 Network termination type 1
PAP Password Authentication Protocol
POP point of presence
PPP Point-to-Point Protocol
PPPoE Point-to-Point Protocol over Ethernet
PVC permanent virtual circuit
ROM read-only memory
WAN wide area network