SeÑalizacion Ccitt No.7 S12 (Tup - Isup)

The correct answer is "Punto de transferencia de señalización" because it refers to the signaling point where a message is received through a signaling link and then transferred to another link without any intervention from the user parts.

Señalización por canal común No 7 es el tipo de señalización que se utiliza entre centrales cuando más de una central está implicada en una llamada RDSI. En este caso, el sistema de señalización se utiliza para repartir la información de control a todas las demás centrales implicadas.

This answer is correct because the given message is used to transmit the directory number digits for "B", "A", and other additional data. It also contains the necessary information for establishing the call. The sequence "IAI" represents this information accurately.

This sequence of bits, 01111110, is commonly known as the "flag" in computer networking. It is used to mark the beginning and end of a message or frame. The flag is necessary to separate individual messages in a stream of data, allowing the receiver to properly identify and process each message. In this case, the flag 01111110 is used as the start and end marker for the messages being transmitted.

The correct answer is MODIFY-SINGLE-SUBSCR (DP 5290). This option allows the activation of line observation to observe the RRN 0121 report.

The correct answer is "Punto de origen." This is because the given statement mentions that it is the signaling point where a message is generated. "Punto de origen" translates to "point of origin" in English, which aligns with the idea of where the message originates from.

The correct answer is DPC, OPC, CIC. These are the fields that form the telephone label. DPC stands for Destination Point Code, which identifies the destination of the call. OPC stands for Originating Point Code, which identifies the source of the call. CIC stands for Circuit Identification Code, which identifies the specific circuit or channel being used for the call. Together, these three fields are used to route and establish telephone connections.

The given correct answer is "Administracion de la Red de Señalizacion" (Signaling Network Management). This is because the provided statement describes a part of the functions of Signaling Network Management, which involves a group of recovery actions that are part of specific procedures in case of failure or traffic congestion.

The correct answer is 16 because the question is asking about the signaling channel No 7 used in TELMEX. The signaling channel No 7 is a common channel signaling system used in telecommunications networks, including TELMEX. It is used for signaling and control purposes, such as call setup, routing, and network management. Therefore, the correct answer is 16, which is the option that corresponds to the signaling channel No 7.

The given answer "OPC" is the correct answer because it is stated in the question that "OPC" is a 14-bit field that identifies the central from which the message originates. This indicates that OPC is a unique identifier for the central and is used to differentiate messages coming from different centers.

The correct answer is "PATED". The given explanation suggests that PATED is responsible for providing the tasks DID (DESTDID), which is a pointer that contains tasks related to device operations such as attenuations, echo suppressors, digit modifications, etc.

NT stands for Network Termination. In the given context, it refers to a device or unit that serves as an interface between the terminal (such as a telephone or computer) and the digital subscriber line. The NT unit is responsible for adapting the signals between the interface and the digital line, ensuring proper communication and connectivity.

ISUP stands for Integrated Services Digital Network User Part. It is a protocol within the Signaling System No. 7 (SS7) that provides the necessary signaling functions for the basic bearer service, as well as supplementary services for both voice and non-voice applications in an integrated digital services network. ISUP is responsible for call setup, maintenance, and tear-down in a telecommunication network. It ensures proper routing and signaling between different network elements to establish and control voice and data calls.

The correct answer is "Unidades de señalización". This is because the given statement describes them as a continuous flow of bits at 64 Kb/s. Unidades de señalización, also known as signaling units, are used in telecommunications to transmit control information between network elements. They are responsible for managing and controlling the signaling process, ensuring reliable communication between different parts of the network.

The correct answer is "DPC, OPC YCIC". These are the parts that form a routing label. DPC stands for Destination Point Code, OPC stands for Originating Point Code, and CIC stands for Circuit Identification Code. The routing label is used in telecommunication networks to determine the routing of a call or message.

The correct answer is BSN, BIB, FSN, FIB. These acronyms represent fields used for error control procedures. BSN stands for Base Station Number, which is used to identify the base station in a cellular network. BIB stands for Backward Indicator Bit, which indicates the direction of data transmission. FSN stands for Frame Sequence Number, which helps in identifying the order of frames. FIB stands for Forward Indicator Bit, which indicates the direction of data transmission. These fields collectively form a 16-bit field used for error control procedures.

The correct answer is RLG. In the given context, RLG stands for "Release". This message is used to send a confirmation to the previous central that the voice circuit of the call has been released.

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The correct answer is PATED. PATED stands for "Proporcionar el Routing Code (RTCD)", which means "Provide the Routing Code (RTCD)" in English. The RTCD is the number of route blocks that will handle the call. Therefore, PATED is responsible for providing the necessary routing information for the call.

The correct answer is "Etiqueta telefónica". The given description mentions that it has a length of 40 bits and performs functions of layer 3. It is used for sending messages and load balancing. The term "Etiqueta telefónica" refers to a telephone label, which is a field used in telecommunications protocols to identify and route phone calls. It fits the given description and context of the question.

The correct answer is B. IAM. IAM stands for Initial Address Message. In this context, it refers to the signaling message used in Integrated Services Digital Network (ISDN) to establish a connection between a terminal and the local exchange. The IAM message carries information about the called party's number and the type of service requested. It is a crucial component in setting up a communication channel for the transmission of various types of digital information between the terminal and the local RDSI central in both directions.

This message is used to establish the trunk and send the initial digits of the directory number.

These are the parameters that are required to identify a logical network. OPC stands for Originating Point Code, SSF stands for Subsystem Number, and LOGNET refers to Logical Network Number. These parameters help in establishing communication between different nodes within a network and are essential for routing and addressing purposes. DPC, SLS, OPC, DPD, SSF, CIC, and SIO are not directly related to identifying a logical network.

The given correct answer is CRC. CRC stands for Cyclic Redundancy Check. It is a sequence of a 16-bit frame verification that contains the result of a mathematical calculation performed on the information itself. This check is commonly used in data communication to detect errors in transmitted data. By comparing the calculated CRC value at the receiving end with the transmitted CRC value, any errors or alterations in the data can be detected.

The correct answer is DPC, OPC. The given parameters, DPC (Destination Point Code) and OPC (Originating Point Code), are used in telecommunication networks to identify the starting and ending points of a route. These codes are crucial for routing calls or messages between different network nodes.

The correct answer is CBK. This answer is likely correct because the question mentions a message being sent when subscriber B hangs up first. The letters SAO, IAI, CLF, and RLG do not seem to have any relevance to hanging up a call, while CBK could potentially stand for "Call B Kicked" or something similar, indicating that subscriber B ended the call.

A logical network is a collection of signaling points that use the same MTP protocol, share the same network indicator, and are logically grouped together from the perspective of a network operator. This means that these signaling points are interconnected and operate together as a cohesive unit within the network infrastructure.

FISU stands for "Fill-in Signaling Units" which are units of filler data that are sent between two signaling points. These units are used to maintain synchronization and proper flow of data between the two points.

SACEN7 is the correct answer because it is the module that handles part of level 3 (routing) in a telecommunications system. It is responsible for determining which link will handle the signaling of messages between two central stations.

SLS stands for Signaling Link Selection and it is used to distribute the traffic within a group of signaling links. The four least significant bits of the CIC (Channel Identification Code) are used for this purpose.

ISUP stands for ISDN User Part, which is a signaling protocol used in ISDN networks. It provides the necessary signaling support for communication requirements in the ISDN. ISUP is responsible for the setup, maintenance, and tear-down of ISDN connections. It handles call control messages, such as call setup, call release, and call progress. ISUP ensures the proper routing and switching of ISDN calls across different network elements. Therefore, ISUP is the correct answer as it specifically deals with the signaling support required for communication in the ISDN.

This message is used during the release phase and corresponds to a line signal. The correct order of the letters in the message is CLF.

The fields that are analyzed to locate a suitable link within signal message management are the Indicador de red (network indicator), Código de punto de destino (destination point code), and selector de enlace de señalización (signaling link selector). These fields provide information about the network, destination, and the specific signaling link to be used for communication.

The correct answer is "Funcion de manejo de mensajes de señalización" because it refers to the part of the signaling network functions that is responsible for sending the message to the correct destination. It implies that this function handles the management and routing of signaling messages within the network.

The correct answer is CIC because CIC stands for Circuit Identification Code, which is a unique code assigned to each voice connection in a telecommunication network. The CIC is used to identify and route the voice call to the correct destination. Therefore, the MSU belongs to a specific CIC.

The correct answer is CIC. CIC stands for Circuit Identification Code, which is a field used in signaling systems to identify the trunk belonging to the signaling route. It helps in routing and managing signaling messages within the network. SIO (Service Information Octet), SSF (Subsystem Function), and SLS (Signaling Link Selection) are also fields used in signaling systems, but they do not specifically identify the trunk belonging to the signaling route.

The correct answer is MSU. MSU stands for Message Signaling Unit and is used to carry signaling information between different parts of a user.

This question is asking for the correct answer among the given options. The correct answer is "STRA" because the given explanation states that this module indicates which trunk module will handle the call and, in the case of bidirectional trunks, it also indicates the channel within the trunk module.

OPC stands for Originating Point Code. It is a 14-bit field that identifies the central office from which the message originates. This code helps in routing the message to the correct destination.

The correct answer is IPTM because the given explanation states that this module is dedicated to performing actions related to levels 2, 3, and 4. Since IPTM is one of the options provided and it matches the description, it can be inferred that IPTM is the correct answer.

MTP stands for Message Transfer Part, which is a protocol used in telecommunication networks to provide error correction and flow control functions for reliable data transfer. It ensures that data is transferred accurately and efficiently by detecting and correcting errors that may occur during transmission. MTP is commonly used in signaling systems, such as the Signaling System No. 7 (SS7), to ensure the reliable exchange of signaling messages between network elements.

The given answer, SIO, is correct because it refers to the Signaling Information Octet, which is one of the first 7 bytes in an ISUP message. The Signaling Information Octet contains important information about the call, such as the circuit identification code, the nature of the call, and the status of the call. Therefore, SIO is the correct answer as it represents the first 7 bytes in an ISUP message.

The correct answer is SCSVL. The given explanation states that the module is responsible for call control, analyzing the prefix or digit string, and determining the routing.

The 7 most significant bits of the CIC represent the DTM (Digital Trunk Module).

The correct answer is SCM. SCM stands for Signaling Channel Module, which is used solely for receiving DTMF tones generated by the subscriber's device and translating them into readable digits for the system. It helps determine the destination of the call.

The given options are acronyms that represent different modules. The correct answer, SLSIP, is likely the module that provides the class of service data for the subscriber. The other options, SCSVT, STRA, SCM, and SCSVL, may represent different modules or functionalities within the system, but they are not specifically related to providing class of service data for the subscriber.

The correct answer is SIF. SIF stands for Service Information Field, which is an indicator included in the message that identifies the type of user to whom the message is intended.