JPH0828770B2 - Digital switching system attribute display method - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a line attribute display system of a connection line for a digital subscriber terminal in a digital exchange.

(Prior Art) As a conventional telephone system of this type, for example, the one disclosed in Japanese Patent Laid-Open No. 61-260749 is known, and FIG. 2 is a block diagram showing its configuration. In FIG. 2, reference numeral 1 is a digital exchange, which is connected with telephone interfaces 3-1 to 3-m to which m button telephones 2-1 to 2-m are connected and office lines 4-1 to 4-n. Office line interfaces 5-1 to 5-n, telephone interfaces 3-1 to 3-m, and office line interfaces 5-1 to 5
-N and the crosspoint 6 for connecting to the telephone interface 3-1 to 3-m for controlling the crosspoint 6
And a main control circuit 7 for controlling incoming and outgoing calls via the curved interfaces 5-1 to 5-n, a fixed memory 8 storing a control program by the main control circuit 7, and a key telephone 2.
-1 to 2-m and the telephone interface 3-1 to 3-m, the number data of the terminal board at the connection boundary, and the key telephone 2
The rewritable operation data memory 9 stores a memory table corresponding to extension numbers -1 to 2-m.

In such a configuration, for example, in order to confirm whether or not the number data of the key telephone is set correctly, a telephone number display command, which is a number display request of the key telephone, is issued from a maintenance console (not shown) or the like. If set, the main control circuit 7 reads out the terminal board number data and extension number data from the operation data memory 9 based on this telephone number display command, and stores them in the plurality of key telephone sets 2-1 to 2-m. The number data is displayed on the display of a button telephone having a display through a telephone interface.

(Problems to be Solved by the Invention) However, in the above system, the line attribute information including the terminal board number and the extension number is sufficient for the voice terminal, but in the more advanced digital exchange, each line Since not only voice terminals but also various terminals such as data terminals and image terminals are connected to the terminal, for example, if there is any failure at the time of installing the terminal, an error in the line and the type of connection terminal or an error in the connection form However, there is a problem in that it is inconvenient because it cannot be separated and the line attribute information including the above-mentioned terminal board number and extension number is not sufficient.

In view of the above problems, an object of the present invention is to provide an excellent line attribute display system for a digital exchange, which enables easy fault isolation when installing an exchange or changing, adding, or relocating terminals.

(Means for Solving the Problems) In order to achieve the above object, the present invention provides a line attribute display system of a digital exchange for displaying the line attribute of a digital subscriber terminal stored in a rewritable memory on a display of the terminal. The line attribute information is composed of at least line number, terminal type, and connection form information and stored in the memory, and the line attribute display request to the terminal is made from the terminal side or the digital exchange side, and the display is performed. In response to the request, the line attribute information corresponding to the line number to which the display request terminal is connected is read from the memory and sent to the display request terminal, and the display request terminal displays the normality of information transmission on the line on the display. In addition to displaying, if the transmission is normal, the line attributes received are displayed.

(Operation) According to the present invention, by issuing a line attribute display request from a terminal equipped with a display or to a terminal equipped with a display on the digital exchange side, the exchange is connected to the terminal based on the display request. The line attribute information including the terminal type and connection form corresponding to the line number being read is read from the memory and sent to the display requesting terminal. The display requesting terminal displays on the display whether or not the transmission is normally performed on the connected line, and if the information is transmitted normally, the display showing that it is normal and the line attribute from the exchange are displayed. Are displayed together.

(Embodiment) FIG. 1 is a block diagram showing an embodiment of the present invention.
In the figure, 10 is a digital exchange, which is a digital subscriber circuit.
11, digital subscriber circuit 12, time division switch 13, operation data memory 14, main control circuit 15 and office line interface
It consists of 16 and.

In the digital subscriber circuit 11, a composite terminal (hereinafter, simply referred to as a terminal) A111 connected in a point-to-point (hereinafter, referred to as pp) connection form by a line a1-b1;
Terminals also connected in the same pp connection mode by lines a2-b2
A terminal A113, a terminal C114, and a terminal C115, which are connected in a bus (BUS) connection form by a line a3-b3, are housed in the B112. In addition, the digital subscriber circuit 12 is connected to the lines a4-b4.
Terminal A121 connected in the connection form of pp with the line a5−
The terminal C122, the terminal D123, and the terminal E124, which are connected in a cluster (CLUSTER) connection form by b5-b5, are accommodated, and the digital subscriber circuit 11 and the digital subscriber circuit are accommodated.
12, the line attribute information described later is loaded during operation,
A response process for a terminal line attribute display request or the like is performed, and the terminal line attribute information is sent only to the terminal that has made the display request. The symbols A, B, C, D, E ... Assigned to each terminal represent the type of each terminal.

The time division switch 13 is used for time division exchange of data between the digital subscriber circuit 11, the digital subscriber circuit 12 and the station line interface 16, that is, between terminals accommodated in the digital exchange 10 or between terminal station line interfaces. Performs switching operation.

The operation data memory 14 is a rewritable memory accommodated in the digital exchange 10 and stores line attribute information including line number CN of terminals connected to each line, terminal type TC, and connection form CF. . FIG. 3 is a memory map in the operation data memory 14, and the line attribute information is stored as a memory table in which the line number CN is associated with the terminal type TC and the connection form CF as shown in FIG.

The main control circuit 15 controls the data transfer by controlling the switching operation of the time divisional switch 13, and at the time of operation, reads the line attribute information stored in the operation data memory 14 to read the digital subscriber circuit 11 and the digital subscriber circuit 11. Download to subscriber circuit 12.

FIG. 4 shows a display example of line attribute information on a terminal equipped with a display. In the figure, the "●" mark indicates that the information transmission on the lines a3-b3 was normally performed, and "ACC"
Indicates that terminal A, terminal C, and terminal C are connected to the line a3-b3, and "BUS" indicates that the terminal connection form on the line a3-b3 is the bus form. Data memory
14 contents are displayed according to the line.

Next, the operation of displaying the line attribute with the above configuration will be described based on the flowchart of FIG. Here, it is assumed that the line attribute information stored in the operation data memory 14 has already been downloaded to the digital subscriber circuit 11 and the digital subscriber circuit 12, and the line a3 is the same as that described in FIG. A description will be given using -b3 as an example.

First, terminal A113 and terminal C1 connected to lines a3-b3
14, a terminal with a display out of the terminal C115, for example, the terminal A1
A line attribute request means (not shown), for example, a line attribute display request switch is turned on from 13 to output a line attribute request to the digital subscriber circuit 11 (S1).

Upon receiving the line attribute request from the terminal A113, the digital subscriber circuit 11 outputs the line attribute information regarding the connection terminal type TC of the lines a3-b3, the terminal connection form CF, etc. to the terminal A113 (S2).

The terminal A113 side determines whether or not the line attribute information is normally transmitted from the digital subscriber circuit 11 (S3),
If it is determined in this step S3 that the line attribute information has been normally transmitted, as shown in FIG.
Display "BUS" and line attributes on the display (S4). On the other hand, if it is determined in step S3 that the line attribute information has not been normally transmitted, a "x" mark, for example, indicating the information transmission abnormality of the lines a3-b3 is displayed on the display (S5).

The above display operation has been described using the line a3-b3 as an example.
Similar operations are performed for other lines. The line attribute display request can be made not only from the terminal side but also from the digital exchange side using a switch or the like.

According to the present embodiment, the type of terminal connectable to the line, the connection form of the terminal, etc. are displayed on the terminal equipped with the display, and further, it is displayed whether or not the information transmission is normally performed on the line. As a result, it is possible to realize an excellent system that facilitates fault isolation when installing a switch, changing terminals, adding, and moving.

(Effects of the Invention) As described above, according to the present invention, the type of terminal connectable to this line, the connection mode of the terminal, etc. are displayed by the line attribute display, and the normality of information transmission of the line is displayed. Is also displayed, so you can install a switch or change or add terminals.
Fault isolation during relocation can be easily performed, and work efficiency can be significantly improved.

[Brief description of drawings]

1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a block diagram showing a conventional example, FIG. 3 is a diagram showing a memory map of an operational data memory according to the present invention, and FIG. 4 is a line attribute. 5 is a flow chart for explaining the operation according to the present invention. In the figure, 10 ... Digital switch, 11, 12 ... Digital subscriber circuit, 13 ... Time division switch, 14 ... Operation data memory,
15 ... Main control circuit.

Claims (1)

[Claims] 1. A line attribute display system of a digital exchange in which the line attribute of a digital subscriber terminal stored in a rewritable memory is displayed on a display unit of the terminal, in which line attribute information is at least a line number, a terminal type, and a connection form. The above information is stored in the memory and the line attribute display request to the terminal is made from the terminal side or the digital exchange side, and the line number to which the display requesting terminal is connected in response to the display request. The line attribute information corresponding to is read out from the memory and sent to the display requesting terminal, and the display requesting terminal displays the normality of information transmission on the line on the display and, if it is normal transmission, displays the received line attribute. A line attribute display method for digital exchanges characterized by displaying.