ection and creation online. then a buffer capacity of 14,400 records is required. Reports can be produced more frequently, such as daily or on Depending on the switch, call detail information is provided either demand for selected call tracing. The user may also be able to add as a single record containing all the information at the end of the other software packages, such as front desk, attendant directory call, or as a series of records which are produced as phases of the service, and PABX moves and changes to the same hardware. call occur. In the latter case the switch assigns an unique sequence The user must determine the type of hardware, the operating number to each call. All the records pertaining to the call contain the system, and the call management software to use, plus any other sequence number. The call management system then must use the application software packages to be integrated. Assurance must be sequence number to locate and accumulate all the records for each made that the operating system and application packages allow call. seamless integration SO there are no conflicts which allow only one The call detail information may be provided in ASCII, binary, or or the other to execute. a combination of both formats. The switch usually produces only Call management trends 36/7 one format. The user is not given a choice. The ASCII format offers accounting can be logically combined because they both need the advantage of being directly printable for verification of the extension number and user name database information. The PABX record contents produced. A binary format typically offers the equipment inventory and configuration information is another logi- advantage of encoding more information into fewer characters. cal addition when the processing system is physically located near There are no official or de facto standards established for call the PABX. Other additions can include property management sys- detail record formats or the data contents. The current record is items, security monitorin