ITU-T M 715-1988 FAULT REPORT POINT (CIRCUIT)《故障报告点(电路)》.pdf

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1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 - TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU-!).4%.!.#% ).4%2.!4)/.!,G0G04%,%0(/.%G0G0#)2#5)43 fault report point (network); fault indication functions in repeater stations and the various testing points (e.g. transmission, linesignalling, switching an

2、d interregister signalling). This can be done manually by the staff, orautomatically by automatic supervision functions built into the switching and/or transmission system.2.2 Recording the fault reports and keeping fault records up to date.2.3 Performing preliminary diagnosis to determine to which

3、maintenance unit the fault has to be assigned forclearance.2.4 Initiating detailed fault location and subsequent clearing.2.5 Sending fault reports as appropriate to: circuit control station in its own country in case of controlling end; the distant end fault report point (circuit) in case of non co

4、ntrolling end; the fault report point (network).2.6 Providing the information and cooperation needed to deal with inquiries by traffic and maintenance staff or bythe fault report point (circuit) at the distant end.2.7 Advising the fault report point (network), the network analysis point, the system

5、availability information pointand the network management (implementation and control point) (see Recommendation E.413 1) of faults affecting theautomatic telephone service as required.2.8 Requesting the circuit control station within its own country, if controlling end, to arrange for the withdrawal

6、from service of circuits reported faulty.2.9 Keeping informed of the progress of fault clearance.2.10 Receiving the information about the cause of the faults.2.11 Notifying details of fault clearance to the point of origin of a fault report when the fault has been cleared.2.12 Requesting the circuit

7、 control station to arrange for the return of the circuit of service, if controlling end.2.13 Making or arranging for an analysis of faults as may be necessary.2 Fascicle IV.1 - Rec. M.7152.14 Identifying repeated faults and advising the circuit control station.2.15 Forwarding details of faults foun

8、d or faults the causes of which could not be found to the network analysispoint for analysis to detect long-term trends.3 FacilitiesThe fault report point (circuit) should be provided with the following facilities:3.1 Service circuitsAccess to various kinds of service circuits, e.g.: direct telephon

9、e service circuits to relevant contact points within its Administration or to otherAdministrations in the home country, or in other countries; teleprinter circuits; telex, teletex, telefax, etc.3.2 Access to information concerning circuits in service, for instance, by means of data terminals.3.3 Acc

10、ess to information from the internal and, where provided, external supervisory functions of stored-programcontrol (SPC) exchanges and/or transmission systems, for instance, by means of data terminals.3.4 Access to manual and automatic maintenance access lines as described in Recommendation O.11 2.References1 CCITT Recommendation International network managementPlanning, Vol. II, Rec. E.413.2 CCITT Recommendation Maintenance access lines, Vol. IV, Rec. O.11.