telecommunications Telecommunication is the transmission of information by various types of technologies over wire, radio, optical, or other electromagnetic systems. It has its origin in the desire of humans for communication over a distance greater than tha ...

, a Signaling End Point (SEP) is an SS7

endpoint An endpoint, end-point or end point may refer to: * Endpoint (band), a hardcore punk band from Louisville, Kentucky * Endpoint (chemistry), the conclusion of a chemical reaction, particularly for titration * Outcome measure, a measure used as an e ...

. This is to be contrasted with a

Signal Transfer Point A Signal Transfer Point (STP) is a node in an SS7 network that routes signaling messages based on their destination point code in the SS7 network. It works as a router that relays SS7 messages between ''signaling end-points'' (SEPs) and other s ...

(STP). Examples include: *

Intelligent Network The Intelligent Network (IN) is the standard network architecture specified in the ITU-T Q.1200 series recommendations. It is intended for fixed as well as Global System for Mobile Communications, mobile telecommunication, telecom networks. It al ...

components such as Service Control Points (SCPs) and

Service Switching Point In telephony, a service switching point (SSP) is the telephone exchange that initially responds, when a telephone caller dials a number, by sending a query to a central database called a service control point (SCP) so that the call can be handled. ...

s (SSPs) *Telephone exchanges implementing

Telephone User Part (TUP) Telephone User Part (TUP) provides conventional PSTN telephony services across the Signalling System No. 7 (SS7) network. TUP was the first layer 4 protocol defined by the standards bodies and as such did not provision for ISDN services. It has now ...

ISDN User Part The ISDN (Integrated Services Digital Network) User Part or ISUP is part of Signaling System No. 7 (SS7), which is used to set up telephone calls in the public switched telephone network (PSTN). It is specified by the ITU-T as part of the Q.76x se ...

(ISUP) *

Mobile Switching Center Network switching subsystem (NSS) (or GSM core network) is the component of a GSM system that carries out call out and mobility management functions for mobile phones roaming on the network of base stations. It is owned and deployed by mob ...

s implementing MAP

References

Signaling System 7 {{telephony-stub