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CIDCW
Call Waiting Caller ID
CNG
Comfort Noise Generation
CPC
Calling Party Control
CPE
Customer Premises Equipment
CWCID
Call Waiting Caller ID
CWT
Call Waiting Tone
D/A
Digital to Analog Converter
dB
decibel
dBm
dB with respect to 1 milliwatt
DHCP
Dynamic Host Configuration Protocol
DNS
Domain Name Server
DRAM
Dynamic Random Access Memory
DSL
Digital Subscriber Loop
DSP
Digital Signal Processor
DTAS
Data Terminal Alert Signal (same as CAS)
DTMF
Dual Tone Multiple Frequency
ETSI
European Telecommunication Standard
FQDN
Fully Qualified Domain Name
FSK
Frequency Shift Keying
FXS
Foreign eXchange Station
GW
Gateway
ITU
International Telecommunication Union
HTML
Hypertext Markup Language
HTTP
Hypertext Transfer Protocol
HTTPS
HTTP over SSL
ICMP
Internet Control Message Protocol
IGMP
Internet Group Management Protocol
ILEC
Incumbent Local Exchange Carrier
IP
Internet Protocol
ISP
Internet Service Provider
ITSP
IP Telephony Service Provider
IVR
Interactive Voice Response
LAN
Local Area Network
LBR
Low Bit Rate
LBRC
Low Bit Rate Codec
MC
Mini-Certificate
MGCP
Media Gateway Control Protocol
MOH
Music On Hold
MOS
Mean Opinion Score (1-5, the higher the better)
ms
Millisecond
MSA
Music Source Adaptor
MWI
Message Waiting Indication
OSI
Open Switching Interval
PCB
Printed Circuit Board
PR
Polarity Reversal
PS
Provisioning Server
PSQM
Perceptual Speech Quality Measurement (1-5, the lower the better)
PSTN
Public Switched Telephone Network
NAT
Network Address Translation
OOB
Out-of-band
REQT
(SIP) Request Message
RESP
(SIP) Response Message
RSC
(SIP) Response Status Code, such as 404, 302, 600
RTP
Real Time Protocol
© 2004 Linksys Proprietary (See Copyright Notice on Page 2)
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