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Acronyms
A/D Analog To Digital Converter
ANC Anonymous Call
B2BUA Back to Back User Agent
Bool Boolean Values. Specified as “yes” and “no”, or “1” and “0” in the profile
CA Certificate Authority
CAS CPE Alert Signal
CDR Call Detail Record
CID Caller ID
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 Telecommunications Standards Institute
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