Acronyms

Acronyms
1+NXXNXXXXXX - N = Any number between 2 - 9 X = Any number between 0 - 9
ACD - Automatic Call Distribution
ACD - Average Call Duration
ANI - Automatic Number Identification (Calling Number) Pronounced: annie API - Application Programming Interface ASR - Answer Seizure Ratio (Call Completion %)
A2P – Application to Person
B2BUA - Back to Back User Agent (SBC set to pass through traffic invisibly to each side of the call)
BTN - Billing Telephone Number
CDR - Call Detail Report
CLEC - Competitive Local Exchange Carrier Pronounced: see leck
CNAM - Caller ID Pronounced: see nam
COB - Copy of Bill and or Close of Business
CPaaS – Communications Platform as a Service (Programmable Telco)
CSR - Customer Service Record
DID - Direct Inward Dialing Pronounced: D-I-D not did DNIS - Dialed Number Identification System (Called Number) Pronounced: dee nis DSP - Digital Signal Processing
DTMF - Dual Tone Multi-Frequency
EPG – Endpoint Group
FOC - Firm Order Commit Pronounced: fock (sounds like clock)
IAX - Inter-Asterix Exchange (Protocol) (like SIP, this is a protocol that asterisk uses to initiate calls)
ISP - Internet Service Provider
ITSP - Internet Telephony Service Provider
IVR - Interactive Voice Response
JEOP - Jeopardy (not so much an acronym as a shortening of a word; means a number port is in jeopardy)
LATA - Local Access and Transport Area Pronounced: lat a
LEC - Local Exchange Carrier
LNP - Local Number Porting
LOA - Letter of Authorization
LRN - Local Routing Number
LSP - Local Service Provider
LSR - Local Service Request
MMS – Multimedia Messaging Service
MRC – Monthly Recurring Charge
NPA - Numbering Plan Area (area code)
NXX - Number Exchange
OCN - Operating Company Number
ONSP - Old Network Service Provider
PBX – Private Branch Exchange
PSTN - Public Switched Telephone Network
P2P – Peer to Peer
RespOrg - Responsible Organization
REST API – Representational State Transfer Application Programming Interface
RTCP - Real Time Control Protocol
RTP - Real-Time Transport Protocol (media packets)
STSP - Real Time Streaming Protocol
SBC - Session Border Control
SIP - Session Initiated Protocol Pronounced: sip (like sipping a straw)
SLID - Subscriber Line Identifier (Telephony; Last 4 digits of number)
SMS – Short Message Service
SOAP API – Simple Object Access Protocol Application Programming Interface SPID - Service Profile Identifier
T.38 - Standard for sending Fax over IP Pronounced: tee thirty-eight TN - Telephone Number
UBR - Unsatisfactory Business Relationship
UCaaS – Unified communications as a service
ULC – Underlying Carrier (Another way for mentioning ULEC)
ULEC - Underlying Exchange Carrier Pronounced: you leck
VoIP - Voice Over Internet Protocol
XML – Extensible Markup Language