i2000

First generation Sentinel probe/shelf

i3000

Next generation Sentinel probe/shelf

IA

Ingress Answer

IAA

IAM Acknowledgment

IAD

Integrated Access Device

A Media Gateway in Next Generation Networks (NGN) for converting IP traffic to TDM. Typically, Integrated Access Devices are deployed over 2 Mbps lines for DSL, and handle telephone connections at the same time.

IAM

Initial Address Message

Ensures the services offered are compatible with the reception devices, and can be used. For example, IAM prevents a phone being connected to a facsimile.

IANA

Internet Assigned Numbers Authority

An organization that provides criteria regarding registration of values related to the Diameter protocol.

IAR

Info Analyzed Relay

IAM Reject

IAR NP

IAR Number Portability feature.

IAS

Integrated Application Solution. Provides an in-depth understanding of the network and equips wireline and wireless operators with the tools required to make informed business investment and cost reduction decisions. Service providers use the solutions to manage interconnection agreements, increase roaming revenue, ensure end-to-end QoS across the network, detect fraud, analyze subscriber behavior, examine service usage, as well as support existing applications such as fraud management, billing, service level agreement in their TDM, wireless, and VoIP networks.

Integration Application Server

I-BGF

Interconnect-Border Gateway Function

Provides controlled and protected media connectivity to the IMS for sessions with peer IP networks, supports NAT traversal, and more. An analogous function in the 3GPP IMS standard architecture is the Transition Gateway (TrGW).

IBCF

Interconnect Border Control Function

Provides controlled and protected signaling interconnection between different IP operator domains (IP peering) including the ability to hide the IMS network topology.

IC

Integrated Circuit

Icache

Intermediate Cache

Enables the Mobile Messaging system to store the state and certain parameters of a short message while it is being processed by an external SMSC.

ICM

IMT Configuration Manager task

ICMP

Internet Control Message Protocol

ICNP

IntraCarrier Number Portability

I-CSCF

Interrogating - Call Session Control Function

The contact point in the network for all connections destined to a subscriber of that network, or a roaming subscriber currently located within the operator’s service area. The I-CSCF prevents foreign networks from gaining visibility into the network infrastructure, identifies which S-CSCF will process SIP requests and leverages information from the home subscriber service (HSS) to forward all session-related messages to the right S-CSCF.

ICS

IP Call Server

IMS Centralized Services

ID

Identity

Identifier

IDA

Insert Subscriber Data Answer

IDB

COMCOL Integrated Database

IDCA

ISUP Digit Collection Application

IDM

Identity Management

IDNS

Input Data Not Supported

IDP

Initial Detection Point

IDPR

Service for the Prepaid IDP Query Relay feature.

IDP Query

IDP is the INAP "Initial Detection Point" message. When the message comes in a TCAP Begin package, it is referred to as an IDP Query message.

IDR

Insert Subscriber Data Request

IE

Information Element

IEC

Inter-Exchange Carrier

International Escape Code

IEEE

Institute of Electrical and Electronic Engineers

IETF

Internet Engineering Task Force

The Internet Engineering Task Force is an open international community of network designers, professional users, and manufacturers who promote the development and operations of the Internet.

iFC

Initial Filter Criteria

IGC

Intelligent Gateway Call Controller

IGM

Internally Generated Message

See IS41 GSM Migration.

IGMC

Internally Generated Message Counting

Counting rule that operates on internally generated messages (IGM).

IGMR

Internally Generated Message Routing

Routing rule that operates on internally generated messages (IGM).

IGMX

Internally Generated Message eXternal condition

External condition (EC) rule that operates on internally generated messages (IGM).

IGTT

Intermediate GTT

An EAGLE feature that routes a Global Title message based on the Global Title Translation.

IGTTLS

Intermediate Global Title Translation Load Sharing

IDIH

Integrated Diameter Intelligence Hub

IKE

Internet Key Exchange

Protocol used to set up a security association (SA) in the IPsec protocol suite.

IL

Incremental Loading

ILA

Integrated LIM Appliqué

ILDR

IMT Loader task

ILEC

Incumbent Local Exchange Carrier

IM

Instant Messaging

A protocol for realtime communication using text messages over the Internet which was standardized via the IEFT and based on TCP or SIP.

IM-SSF

IMS Service Switching Function

IMEI

International Mobile Equipment Identifier

IMEISV

International Mobile Equipment Identifier Software Version number

IMF

Integrated Message Feeder

The IMF sits on the EAGLE and replicates the signaling data that is processed through the EAGLE to send to an off-board processor (the IXP in the case of IAS). Because it replicates the data (and does not introduce a new element in the path) it does not introduce any delay to the signaling and it does not create a separate footprint for a “probe” system.

IMI

Internal Management Interface

IMP

Integrated Mediation Platform

The process that receives TTR from DSR and is a managed process on the Mediation Server.

IMPI

IP Multimedia Private Identity

Implicit Routing

A default internal Diameter Request Peer Routing Rule that is invoked if a Peer Routing Rule cannot be found for routing a message and the Request message contains a Destination-Host AVP that is a Peer of the Diameter Relay Agent. See Alternate Implicit Route.

IMPU

IP Multimedia Public Identity

IMR

Ingress Message Rate

IMS

IP Multimedia Subsystem

These are central integration platforms for controlling mobile communications services, customer management and accounting for mobile communications services based on IP. The IMS concept is supported by 3GPP and the UMTS Forum and is designed to provide a wide range of application scenarios for individual and group communication.

IMSI

International Mobile Subscriber Identity

International Mobile Station Identity. A unique internal network ID identifying a mobile subscriber.

IMSR

IMS Router

IMT

Inter-Module-Transport

The communication software that operates the inter-module-transport bus on all cards except the LIMATM, DCM, DSM, and HMUX.

IMTA

Internal Message Transport Address

IMT Bus

Interprocessor Message Transport Bus

IMTC

IMT Control task

IMTPCI

IMT to PCI interconnection

IMTS

Improved Mobile Telephone Service

IN

Intelligent Network

A network design that provides an open platform for developing, providing and managing services.

INA

Information Network Architecture

INAP

Intelligent Network Application Part

A standardized interface for intelligent networks (IN). This interface allows Service Providers to offer their own services.

INAP-Based Number Portability (INP)

See INP

INCE

Input Capacity Exceeded

Incoming Gateway Link Set

A link set designated as one in which messages are being received from another signaling network.

INE

Intelligent Network Entity

Interrogating Network Entity

INET

Internet

INF

Information

Ingress MP

MP within a DSR NE that receives a Diameter Request message from a downstream Peer.

INH

Inhibit

INMAP

IN Mediation Access Point

INN

Internal Network Number

INP

INAP-based Number Portability. INP can be deployed as a stand-alone or an integrated signal transfer point/number portability solution. With a stand-alone NP server, no network reconfiguration is required to implement number portability. The NP server delivers a much greater signaling capability than the conventional SCP-based approach.

Intelligent Network (IN) Portability

INPQ

INAP Number Portability Query Processing Subsystem

IN Prefix

Intelligent Network Prefix

A prefix prepended to 'Regular' E164 number in the IAM message to route the IAM to the SSP.

INPrefix Priority

A priority number (0 to 255) is assigned to each Originating or Terminating INPrefix. 0 is the given the highest priority during processing, and 255 is given the lowest priority.

The entity is in service and handling all its normal service functions.

INR

Information Request

In-service Threshold

A percentage of the total provisioned weights of an RC group (relative cost group) that must be available for the RC group to be considered available.

Instantiation

A stage in the lifecycle of a Virtual Network Function (VNF) or a network service (NS) that creates a VNF or NS instance using the onboarding artifacts; for example, creating and provisioning VMs, populate VMs with correct VNFC images.

Integrated Sentinel

The Integrated Sentinel product provides monitoring capabilities for Signaling System 7 (SS7) links. Integrated Sentinel includes network surveillance capabilities and fault-management functions.

Integrated Serial Communications Controller (ISCC) Loopback Test

A test that determines if the hardware and software up to the ISCC chip is the cause for a link failure.

Integrated Services Digital Network

The network services that provide end-to-end digital connections to which users have access to a wide range of services through a limited set of standard user to network interfaces.

Intelligent FRU

An intelligent FRU has an IPMC (Intelligent Platform Management Controller) and is manageable. An intelligent FRU (for example, a shelf manager) may have knowledge of other non-intelligent FRUs (for example, fan tray and alarm board).

Interconnect Border Control Function

See IBCF

International Format

The filter format for International subscriber number.

Internet Key Exchange

See IKE

Internet Protocol

See IP

Internet Protocol Connectivity Access Network

See IP-CAN

Internet Protocol Services (IPS)

See IPS

Interprocessor Message Transport Bus

The main communications artery between all subsystems in the EAGLE. This highspeed communications system is comprised of two 125 Mbps counter-rotating serial buses. The IMT bus uses load sharing, so messages from the various subsystems are divided evenly across both busses. In the event one bus should fail, the other immediately assumes control of all messages. The IMT buses can function as a private LAN assigning internal IP address to LIM cards allowing monitoring of SS7 links without external connections.

Interval Statistics

Counters, Gauges, and Durations that reset at specified time periods.

INTL

FNAI class International

INWATS

Inbound Wide-Area Telephony Services

I/O

Input/Output

IOP

Interoperability

IoT

Internet of Things

IOT

Testing done to make sure that two pieces of equipment interoperate with each other. Examples of organizations that conduct IOT are the SIP Forum with their SIPits and the IMS Forum and their IMS Plugfests.

IP

Intelligent Peripheral

Internet Protocol. IP specifies the format of packets, also called datagrams, and the addressing scheme. The network layer for the TCP/IP protocol suite widely used on Ethernet networks, defined in STD 5, RFC 791. IP is a connectionless, best-effort packet switching protocol. It provides packet routing, fragmentation and re-assembly through the data link layer.

IP⁷

Tekelec's Internet Protocol to SS7 Interface.

IPADDR

Internet Protocol Address

IP Address

The location of a device on a TCP/IP network. The IP Address is either a number in dotted decimal notation which looks something like x.x.x.x (IPv4), or a 128-bit hexadecimal string such as z:z:z:z:z:z:z:z (IPv6).

IP Address Set

Logical grouping of one or more IP addresses. This term is used to describe the set of public IP addresses available for establishing Diameter transport connections to a Diameter Node.

IPC

Internal Point Code

IP-CAN

Internet Protocol Connectivity Access Network

Collection of network entities and interfaces that provide the underlying IP transport connectivity between the user equipment (UE) and the core network or backbone entities. An example IP-CAN is GPRS. An IP-CAN session can incorporate one or more IP-CAN bearers.

IP-CAN bearer

An IP transmission path of defined capacity, delay, and bit error rate. It is the data communication bearer provided by the IP-CAN. When using GPRS, the IP-CAN bearers are provided by PDP Contexts.

IP Connection

An IP connection is an SCTP association. IP7 applications use SCTP associations as software mechanisms for communication between IP network elements.

IPD

IMT Processor DCM operational code

IPFE

Internet Protocol Front End

A traffic distributor that routes TCP traffic sent to a target set address by application clients across a set of application servers. The IPFE minimizes the number of externally routable IP addresses required for application clients to contact application servers.

IPGHC

GPL name for IPGWx on the High-Capacity Blade platform.

IPGW

IP Gateway

Gateway module that allows voice and video messages to be transmitted between IP endpoints.

IPGWAPC

IP Secure Gateway Adjacent Point Code

IPGWI

An application that is used by the SSEDCM/E5-ENET card for IP point-to-multipointconnectivity within an ITU-I or ITU-N network. The system allows a maximum of 64 cards to be assigned the IPGWI application.

IPGW Mateset

IPGWx

Point-to-multipoint MTP-User signaling (for example, ISUP, TCAP) over IP capability.

Typically used for A link connectivity which require routing keys. Far End not required to support MTP3. The IPGWx GPLs (IPGWI, SS7IPGW) run on the SSEDCM/E5-ENET cards.

IPGWx IP TPS

In addition to the IPGWx system IP TPS, there is a configurable per-linkset IP TPS, which must sum across all linksets to no more than the IPGWx system IP TPS.

IPH

IMT Processor, HCAP

IPISUP

ISUP Routing Over IP

This functionality allows SS7 nodes to exchange ISUP protocol messages with one or more signaling end points (class 4 switches, class 5 switches, VoIP gateways, Media Gateway Controllers (MGCs), or remote access servers) residing on an IP network.

IPLHC

GPL name for IPLIMx on the High-Capacity Blade platform.

IPLIM

The application used by the SSEDCM/E5-ENET card for IP point-to-point connectivity for ANSI point codes.

IPLIMI

The application used by the SSEDCM/E5-ENET card for IP point-to-point connectivity for ITU point codes.

IPLIMx

Point-to-point MTP3 and MTP3-User signaling over IP capability. Typically used for B-C-D links but can be used for A links but does not have routing key functionality. Far End required to support MTP3. The IPLIMx GPLs (IPLIMI, IPLIM) run on the SSEDCM/E5-ENET cards.

IPM

Implementation Project Management

IMT Power and Multiplexer Card

Initial Product Manufacture

IPMB

Inter-Peripheral Management Bus

Intelligent Platform Management Bus

IPMC

Intelligent Platform Management Controller

Micro-controller located on a blade card to process IPMI commands.

IPMI

Intelligent Platform Management Interface

A specification called out by ATCA for providing a low-level interface between blades.

IPMX

IMT Power and Multiplexer card

IPMR

Common Channel Signaling Message Router

IPNE

Internet Protocol Network Element

IP Network Connection

The unique UE association with an IP network, using an IP-CAN (GPRS, xDSL) and an allocated IP address at the traffic plane.

IPNS

Input Parameter Not Supported

IPS

Internet Protocol Services

An application that is used by the IPSM card for the IP User Interface and FTP Retrieve and Replace features.

IPsec

Internet Protocol Security

A protocol suite for securing Internet Protocol communications by authenticating and encrypting each IP packet of a data stream.

IPSHC

IPS GPL ported to run on the E5-IPSM

IP-SCP

Internet Protocol Switching Control Point

IP-SEP

Internet Protocol Switching End Point

IP-Short Message-Gateway

See IP-SM-GW

IP-SM-GW

IP-Short Message-Gateway

Function provided by the IMS application server for SMS-over-IP service according to 3GPP specifications. The IP-SM-GW function supports protocol interworking for the delivery of short messages between IMS UEs and the existing circuit mobile network (SMS-SC).

IPSM

IP Services Module

A card that provides an IP connection for the IPUI (Telnet) and FTP-based Table Retrieve features. The IPSM is a GPSM-II card with a one Gigabyte (UD1G) expansion memory board in a single-slot assembly running the IPS application.

IPSP

IP Server Process

A process instance of an IP-based application. An IPSP is essentially the same as an ASP, except that it uses MU3A in a peer-to-peer fashion. Conceptually, an IPSP does not use the services of a signaling gateway.

IPv4

Internet Protocol version 4

Identifies an Internet Protocol version 4 address composed of 4 bytes in a dotted decimal format (for example, nnn.nn.nnn.nn).

IPv6

Internet Protocol version 6

Identifies an Internet Protocol version 6 address composed of 8 groups of colonseparated 4 hexadecimal digits.

IPVHSL

IP-based Virtual High-Speed Link (only supported on the Eagle via M2PA links on IPLIMx class cards)

IPVL

IP Virtual Link (only supported on the Eagle via M3UA and SUA links on IPGWx class cards)

IR

Ingress Request

IRI

Intercept-Related Information (Lawful Intercept)

IRX

IMT Receive Task

IS

Information Services

IS-41

Interim Standard 41

Same as and interchangeable with ANSI-41. A standard for identifying and authenticating users, and routing calls on mobile phone networks. The standard also defines how users are identified and calls are routed when roaming across different networks.

IS41 GSM Migration

A feature that adds GSM IS-41 migration functions to the existing IS-41 to GSM feature. This enhancement provides flexibility in the encoding and decoding of parameters of LOCREQ messages and responses to number migration from one mobile protocol to another.

IS-ANR

In Service - Abnormal

The entity is in service but only able to perform a limited subset of its normal service functions.

ISA

Interactive Services Architecture

An on-demand video protocol.

ISC

IMS Service Control

Internet Systems Consortium

ISCC

Integrated Serial Communications Controller

ISEP

IP Signaling End Point

IS-NR

In Service - Normal

ISD

Instructional System Design

ISDN

Integrated Services Digital Network

Integrates a number of services to form a transmission network. For example, the ISDN network integrates, telephony, facsimile, teletext, Datex-J, video telephony and data transfer services, providing users with various digital service over a single interface: voice, text, images, and other data.

ISDNUP

ISDN User Part

ISL

Inter-switch link

ISNI

Intermediate Signaling Network Identification

ISO

International Standards Organization

ISO file

An .iso file is a disk image of an ISO 9660 file system that is stored in a single file. ISO 9660 is an international standard originally devised for sorting data on a CD-ROM. In addition to data files, an ISO image contains file system metadata such as boot code, structure, and attributes. The ISO file is used by Tekelec to distribute software upgrades.

ISOT

ISDN Over TALI

ISP

Internet Service Provider

ISPI

Internal Service Provisioning Interface

Proprietary Tekelec protocol that provides internal communication between the SPF EIAs and the SPF Core.

ISR

Interrupt Service Routine

ISS

Integrated Signaling System

ISU

IMT Startup Task

ISUP

ISDN User Part

The ISDN-specific part of the transmission with additional information via a signaling channel between exchanges.

ISUP Digit Collection Application

An application running on an adjunct Tekserver to complete the Called Party Number Address digits from the IAM and the related SAM messages. IDCA assembles and concatenates the Called Party Number Address digits from IAM/SAM message(s) to complete it.

ISVM

Inter-switch Voice Messaging

IT

Inactivity Test

ITAS

Installation Technical Assistance Support

ITS

Integrated Technical Services

ITT

Internal Test Task

ITU

International Telecommunications Union

An organization that operates worldwide to allow governments and the private telecommunications sector to coordinate the deployment and operating of telecommunications networks and services. The ITU is responsible for regulating, coordinating and developing international telecommunications, and for harmonizing national political interests.

ITU-I

ITU-International

ITU DTA

ITU Database Transport Access (DTA)

ITU International Point Code (ITU-I)

A point code that is in the ITU international format, three groups of digits separated by hyphens. These groups of digits are called zone, area, and ID.

ITU-N

ITU-National

ITU National Point Code (ITU-N)

A point code that is in the ITU national format, a number up to 5 digits.

ITU-N 24-bit Point Code

In the People’s Republic of China (PRC), the national signaling network uses ITU national procedures with 24-bit ITU national point codes (14-bit point codes are traditionally used in ITU national networks).

ITUDUPPC

ITU National Duplicate Point Code

This feature applies only to 14-bit ITU national point codes. This feature allows an EAGLE mated pair to route traffic for two or more countries that may have overlapping point code values.

ITUMTPRS

ITU MTP Restart

A feature that delays the alignment of all ANSI signaling links until all the LIMs containing ANSI signaling links are in service. This allows the system to be restored to network service in an orderly fashion and allows all the LIMs containing ANSI signaling links to participate in the MTP restart process.

ITU-RS

ITU Radiocommunication Sector

ITU TCAP LRN Query Service

See LRNQT

ITU-TS

ITU Telecommunications Standardization Sector

ITX

IMT Transmit Task

IUA

ISDN Q-921 User Adaptation Layer

IUT

Implementation Under Test

IVRU

Interactive Voice Response Unit

IWF

InterWorking Function

IXC

Inter Exchange Carriers

IXP

An Intel network processor used on the HIPR card.

IXP1250

Intel Network processor