Service Provider Acronyms

03-mspf-acronym

Service Provider Acronyms

2G
Second Generation
3DES
Triple DES encryption (Security)
3G
Third Generation
AAA
Authentication, Authorization, Accounting (generic RADIUS or TACACS+)
AAL
ATM Adaptation Layer -- several forms of chopping frames into ATM cells exist (ATM)
ABR
Available Bit Rate (ATM)
ABR
Area Border Router (OSPF--Routing)
ADSL
Asymmetric DSL
AIN
Advanced Intelligent Network (SS7, Voice)
AMA
Automatic Message Accounting (Voice)
AMPS
Advanced Mobile Phone Service
ANI
Automatic Number Identification (Wholesale Dial)
API
Application Programming Interface
APS
Automatic Protection Switching (Optical) -- failover for SONET
AS
Autonomous System
ASBR
Autonomous System Border Router (OSPF--Routing)
ATM
Asynchronous Transfer Mode
BAF
Bellcore Automatic Message Format
BBFW
Broadband Fixed Wireless
BERT
Bit Error Rate Tester
BGP
Border Gateway Protocol
BICSI
Building Industry Consulting Service International
B-ISDN
Broadband ISDN (includes ATM)
BITS
Building Integrated Time Supply (Voice)
BRI
Basic Rate Interface (ISDN)
CA
Certificate Authority (Security)
CAP
Competitive Access Provider
CAR
Committed Access Rate (QoS)
CAS
Channel Associated Signaling or Call-path Associated Signaling (Voice)
CASA
Cisco Application Services Architecture
CBQ
Class-Based Queuing
CBR
Constant Bit Rate (ATM)
CCS
Common Channel Signaling (Voice)
CCSN
Common Channel Signaling Network
CDMA
Code Division Multiple Access
CDR
Call Detail Record (SS7, Voice)
CE
Customer Edge
CE1
Channelized E1
CEMF
Cisco Element Manager Framework
CES
Circuit Emulation Service (ATM)
CIC
Cisco InfoCenter
CIDR
Classless Inter-Domain Routing (using routing entries like /8 masking to summarize a block of Class B's)
CIM
Common Information Management (Net Mgmt)
C-ISUP
Cisco ISUP (Voice)
CLASS
Custom Local Area Signaling Services (signaling used in a LATA; Voice)
CLEC
Competitive Local Exchange Carrier
CLI
Command-line interface
CLID
Calling Line Identification
CLNP
Connectionless Network Protocol (OSI Layer 3 protocol implemented via CLNS)
CLNS
Connectionless Network Services (DECnet Phase V and OSI standard network protocol)
CLNS
Connectionless Network Protocol (see CLNS)
CNR
Cisco Network Registrar (Net Mgmt)
CNS/AD
Cisco Network Services for Active Directory
CO
Central Office (Voice)
CODEC
COder-DECoder originally, now COmpression/DECompression (Voice)
COGS
Cost Of Goods Sold (accounting term)
COI
Community Of Interest
COIN
Community Of Interest
CORBA
Common Object Request Broker Architecture (Databases)
COT
Central Office Termination (Voice)
CPC
Cisco Provisioning Center (Net Mgmt)
CPE
Customer Premises Equipment
CQ
Custom Queuing (IOS)
CRTP
Compressed Real-Time Protocol
CSM
Cisco Service Management (Net Mgmt)
CSRC
Cisco Subscriber Registration Center (Cable)
CT1
Channelized T1
CTI
Computer Telephony Interface (Microsoft)
CY
Calendar Year
DACS
Digital Access and Crossconnect System
DBS
Direct Broadcast Satellite
DCOM
Distributed Component Object Model (Microsoft equivalent to CORBA)
DES
Data Encryption Standard (Security)
DFE
??? (wireless)
DFP
Dynamic Feedback Protocol
DHCP
Dynamic Host Configuration Protocol
DIAMETER
Next-generation RADIUS IETF standards effort
DID
Direct Inward Dialing (switch passes last 2 to 4 digits of number dialed to PBX for direct dial of extensions)
DLC
Digital Loop Carrier
DMTF
Desktop Management Task Force (Net Mgmt)
DMZ
De-militarized Zone (Security)
DNIS
Dialed Number Identification Service
DNS
Domain Name Service
DOCSIS
Data Over Cable Service Interface Specifications (Cable)
DOSBS
Data Over Speech Bearer Service (Wholesale Dial)
DOVBS
Data Over Voice Bearer Service
DPNSS
Digital Private Network Signaling Scheme (Voice, European)
DPT
Dynamic Packet Transport (Optical)
DR
Designated Router (Routing)
DS0
Digital Signal, level 0 (see SDH)
DSB
Digital Serial Bus
DSL
Digital Subscriber Line
DSLAM
DSL Access Multiplexer
DSMP
RPMS Distributed Session Management Protocol (Wholesale Dial)
DTMF
Dual-tone Multi-Frequency
DUAL
Diffusing Update Algorithm (Routing)
DV
Distance Vector (Routing)
DWDM
Dense Wave Division Multiplexing (Optical)
E&M
Ear and mouth (PBX to PBX signaling method) (Voice)
EBGP
External BGP
ECAN
Echo Cancellation
EGP
External Gateway Protocol (external AS routing protocol, also the name of obsolete EGP protocol)
EIGRP
Enhanced IGRP (routing protocol -- Routing)
EM
Element Manager (e.g. in CEMF)
EMS
Element Management System
EPD
Early Packet Discard (ATM)
ES
End System (IS-IS--Routing)
ESMTP
Extended Simple Mail Transport Protocol (Voice)
ETSI
European Telecommunications Standards Institute
FCAPS
Fault, Configuration, Accounting, Performance, Security (Net Mgmt)
FCC
Federal Communications Commission
FCS
Field Customer Shipment
FDM
Frequency Division Multiplexing (wireless)
FDMA
Frequency Division Multiple Access
FE
Fast Ethernet (100 Mbps)
FGD
Feature Group D: equal access CoS, e.g. IXC's to ILEC's for access to any IXC via 1+number. (Voice)
FIB
Forwarding Information Base (MPLS, VPN, Routing)
FOIP
FAX Over IP
FR
Frame Relay
FRF
Frame Relay Forum
FTP
File Transfer Protocol
FTTC
Fiber To The Curb
FTTH
Fiber To The Home
FTTN
Fiber To The Neighborhood
FW
Firewall (Security)
FXO
Device emulating a phone to attach to station side of another PBX (Voice)
FXS
Device emulating a PBX so you can attach a phone or FAX machine to it (Voice)
GK
Gatekeeper (H.323) (Voice)
GRE
Generic Route Encapsulation (Cisco IOS)
GSM
Global System for Mobile Communications (European cell phone standard; some use in U.S.)
GSM
Groupe Special Mobile (standard used in European cell phones, Sprint digital cell phones)
GSR
Giga-Switch Router (a Cisco model name)
GSR
Generic SONET Repeater (Optical)
GUI
Graphical user interface
H.225
H.323 call signaling protocol
H.245
H.323 call control protocol
H.323
VoIP signaling protocol
HDSL
High-speed DSL
HFC
Hybrid Fiber Coax (Cable)
HPOV
HP OpenView (Net Mgmt)
HSRP
Hot Standby Routing Protocol (a Cisco IOS feature used with redundant routers)
HTTP
HyperText Transfer Protocol
IBGP
Internal BGP
ICMP
Internet Control Message Protocol
ICW
Internet Call Waiting (Services)
IDS
Intrusion Detection System (Security)
IDSL
ISDN DSL
IDU
Indoor unit (wireless)
IETF
Internet Engineering Task Force
I-FAX
Internet FAX
IGP
Internal Gateway Protocol (any routing protocol used within an AS)
IGRP
Interior Gateway Routing Protocol (Routing)
IKE
Internet Key Exchange (Security)
ILEC
Incumbent Local Exchange Carrier
IMA
Inverse Multiplexing over ATM (ATM)
IMT
Inter-Machine Trunk (connects two SS7 switching centers, owned by same company) (Voice)
IN
Intelligent Network (SS7, Voice)
INA
Intelligent Network Architecture
INAP
Intelligent Network Application Protocol (SS7 way of rolling out new services)(Voice)
IOC
Independent Operating Companies
IOS
Internetwork Operating System (Cisco term for router Operating System and Command Line Interface)
IP
Internet Protocol
IPDC
IP Device Control, see SGCP (Voice)
IPS
Intelligent Protection Switching (Optical) -- failover for DPT
IPSEC
IP Security standards (Security)
IS
Intermediate System (IS-IS--Routing)
ISDN
Integrated Service Digital Network
IS-IS
Intermediate System to Intermediate System (routing protocol -- Routing)
ISP
Internet Service Provider
ISUP
ISDN User Part (Voice)
ITSP
Internet Telephony Service Provider
ITU
International Telecommunications Union
ITU-T
International Telephony Union Telecommunications Standardization Sector
IVR
Interactive Voice Response
IXC
Inter-eXchange Carrier
KTS
Key Telephone System (Voice)
L2
Layer 2 (OSI model: Data Layer)
L2F
Layer 2 Forwarding (VPN)
L2TP
Layer 2 Tunneling Protocol (VPN)
L3
Layer 3 (OSI model: Network Layer)
LAN
Local Area Network
LATA
Local Access Transport Area
LC
Line Card
LCR
Least Cost Routing (Voice)
LD
Long Distance
LDAP
Lightweight Directory Access Protocol
LDP
Label Distribution Protocol (MPLS)
LEC
Local eXchange Carrier
LEO
Low Earth Orbit
LFI
Link Fragmentation and Interleaving (Voice)
LHE
Local Head End (Cable)
LMDS
Local Multipoint Distribution System: 27.5-28.35, 29.10-29.25, 31.00-31.30 GHz (wireless)
LMI
Local Management Interface (FR)
LOS
Line of Sight (Wireless)
LS
Link-State (Routing)
LSA
Link-State Advertisement
LSP
Link-State Packet
LSR
Label Switch Router (MPLS)
LVC
Label Virtual Circuit (established via a LDP) (MPLS)
MAC
Media Access Control
MAN
Metropolitan Area Network
MCML
Multiclass Extensions to Multilink PPP
MCU
H.323 Multipoint Control Unit
MED
Multi-Exit Discriminator
MF
Multi Frequency (old signaling method, e.g. touch-tone phones)
MFJ
Modification of Final Judgment (FCC ruling on AT&T)
MGCP
Media Gateway Control Protocol (Voice)
MGCP
Media Gateway Control Protocol (Voice)
MGCP
Media Gateway Controller
MIME
Multipurpose Internet Mail Extensions
MLPPP
Multi-link PPP
MMDS
Microwave Multipoint Distribution System: 2.50 to 2.690 GHz (wireless)
MMP
Multi-link Multi-chassis PPP
MoU
Minutes of Use; Memorandum of Understanding
MP
Multi-link PPP
MPLS
Multi-Protocol Label Switching
MSDP
Multicast Source Discovery Protocol
MSO
Multiple System Operator (Cable)
MTBF
Mean Time Between Failure
MTP
Message Transfer Part (SS7; Voice)
MTTR
Mean Time To Repair
NANP
North-American Numbering Plan
NAS
Network Access Server
NAT
Network Address Translation
NBAR
Network-based Application Recognition
NEBS
Network Equipment Building Standards (Voice -- standards for telco equipment)
NI-2
National ISDN Phase 2 (Voice)
NIUF
North American ISDN Users Forum
NLOS
Non-Line of Sight (Wireless)
NNI
Network-to-Network Interface (FR, ATM)
NOC
Network Operations Center
NSSA
Not-So-Stubby Area (OSPF--Routing)
OADM
Optical Add/Drop Multiplexer
OAM
Operation and Maintenance (Optical and ATM)
OC
Optical Carrier (optical counterpart to STS rate)(SONET)
OC
Optical Carrier
OCCS
Optical Cross Connect System
OCN
Optical Carrier Networks
OCX
Optical Switch
ODU
Outdoor unit (wireless)
OFDM
Orthogonal Frequency Division Multiplexing (wireless)
OOB
Out-of-band
OODB
Object Oriented Database
OPT
Open Packet Telephony (Voice)
OSP
Open Settlement Protocol (Voice)
OSPF
Open Shortest Path First (routing protocol -- Routing)
OSS
Operating Support System (Net Mgmt)
PANS
Pretty Amazing New Stuff (joke: POTS and PANS)
PBX
Private Branch Exchange (Voice)
PCM
Pulse Code Modulation
PCS
Personal Communications Service
PDH
Plesiochronous Digital Hierarchy (see SDH)
PDU
Protocol Data Unit
PE
Provider Edge
PHY
Physical (layer)
PIN
Personal Identification Number
PMP
Point-to-Multipoint
POP
Point of Presence
POS
Packet Over SONET
POSIP
Packet Over SONET Interface Processor
POTS
Plain Old Telephone Service
PPTP
Point-to-point Tunneling Protocol (VPN)
PQ
Priority Queuing (IOS)
PRI
Primary Rate Interface (ISDN)
PSTN
Public Switched Telephone Network
PTP
Point-to-Point
PTT
Post, Telephone, and Telegraph (company)
PVC
Permanent Virtual Circuit (ATM and Frame Relay)
Q.931
ISDN signaling
Q.SIG
Q.931 variant for PBX-PBX standardized signaling
QAM
Quadrature Amplitude Modulation (Wireless)
QoS
Quality of Service
QPPB
QoS Policy Propagation by BGP (QoS)
QPSK
Quadrature Phase Shift Keying (Wireless)
RADIUS
Remote Authentication Dial-In User Service
RAS
Remote Access Server
RAS
H.323/Voice: Registration, Admission, Status (e.g. on a gatekeeper)
RBOC
Regional Bell Operating Company
RDC
Regional Data Center (Cable)
RED
Random Early Detection (QoS)
RF
Radio Frequency (wireless)
RHE
Regional Head End (Cable)
RIP
Routing Information Protocol (Routing)
RIPv2
Routing Information Protocol version 2 (Routing)
RMP
Resource Management Protocol (Wholesale Dial)
ROI
Return On Investment (accounting term)
RPM
Resource Pool Manager (Wholesale Dial)
RPMS
Resource Pool Management Server (Wholesale Dial)
RRR
Routing for Resource Reservation
RSVP
Resource Reservation Protocol
RTCP
Real-Time Control Protocol (QoS, Voice)
RTP
Real-Time Protocol (QoS, Voice)
RTR
Response Time Reporter
RTSP
Real-Time Streaming Protocol
SA
Service Assurance
SAA
Service Assurance Agent
SAP
Session Announcement Protocol (Voice, IP)
SAP
Service Access Point (LAN and Novell)
SAR
Segmentation and Reassembly (ATM)
SCN
Switched Circuit Network
SCP
Service Control Point (SS7, Voice)
SDH
Synchronous Digital Hierarchy
SDP
Session Description Protocol (Voice)
SDR
Session Detail Record (Cisco's version of CDR) (Voice)
SDSL
Symmetric DSL
SDT
Structured Data Transfer
SE
Support or Sales Engineer
SF
Single Frequency (old signaling method between Class 4 switches)
SGCP
Simple Gateway Control Protocol (Voice)
SID
Service ID (Cable)
SIP
Session Initiation Protocol (Voice)
SLA
Service Level Agreement (Net Mgmt)
SMB
Small-Medium Business (market)
SNA
Systems Network Architecture (SNA)
SNMP
Simple Network Management Protocol
SNPA
Sub-Network Point of Attachment (IS-IS--Routing
SOHO
Small-Office Home-Office (market)
SONET
Synchronous Optical Network
SP
Service Provider
SPE
Synchronous Payload Envelope
SQL
Structured Query Language (database language)
SRP
Spatial Reuse Protocol (Optical)
SRTS
Synchronous Residual Time Stamp
SS7
Signaling System 7
SSL
Secure Socket Layer (Web; Security)
SSP
Service Switching Point (SS7, Voice)
STM
Synchronous Transport Module (like STS, but for SDH, different framing and numbering)
STP
Signal Transfer Point (SS7, Voice)
STP
Shielded Twisted Pair
STS
Synchronous Transport Signal (electrical signal rate, counterpart of OC rate)(SONET)
SVC
Switched Virtual Circuit (ATM and Frame Relay)
TACACS+
Terminal Access Controller Access Control System -- Cisco's AAA service
TCAP
Transactional Capabilities Application Part (SS7 signaling to data bases)(Voice)
TCP
Transmission Control Protocol
TDM
Time-Division Multiplexing
TDMA
Time Division Multiple Access
TFTP
Trivial File Transfer Protocol (used for transfer of IOS images and Cisco configurations)
TIFF
Tag Image File Format
TIPHON
Telecommunications IP Harmonization Over Networks (ETSI Voice)
TLS
Transparent LAN Service
TLV
Type, Length, Value (see IS-IS slides)
TMN
Telecommunications Management Network
TOS
Type of Service
TUP
Telephone User Part (now ISUP)
UBR
Unspecified Bit Rate (ATM)
UDP
User Datagram Protocol
UNI
User-to-Network Interface (FR, ATM)
UNII
Unlicensed National Information Infrastructure: 5.725-5.825 GHz (wireless)
UTP
Unshielded Twisted Pair
V.110
See V.120. Terminal rate adaptation protocols for ISDN B-channel with V-type interface.
V.120
See V.110. Terminal rate adaptation protocols for ISDN B-channel with V-type interface.
VAD
Voice Activity Detection
VBR-nrt
Variable Bit Rate -- Non-Real-Time (ATM)
VBR-rt
Variable Bit Rate -- Real-Time (ATM)
VC
Virtual Circuit
VCC
Virtual Channel Connection (ATM)
VCI
Virtual Channel Identifier (ATM, MPLS)
VDSL
Very high bitrate DSL
VLSM
Variable Length Subnet Masks (Routing)
VoATM
Voice over ATM
VoD
Video On Demand
VOFDM
Vector Orthogonal Frequency Division Multiplexing (wireless)
VoFR
Voice over Frame Relay
VoIP
Voice over IP
VoIPoATM
Voice over IP over ATM
VoIPoFR
Voice over IP over Frame Relay
VPDN
Virtual Private Dial Network
VPI
Virtual Path Identifier (ATM, MPLS)
VPN
Virtual Private Network
VPNID
VPN Identifier
VSI
Virtual Switch Interface
WAN
Wide Area Network
WCCP
Web Cache Communication Protocol
WDM
Wave Division Multiplexing (Optical)
WFQ
Weighted Fair Queuing (WFQ)
WRED
Weighted Random Early Detection (QoS)