Design of Expert System for PABX Fault Diagnostic
WAN/LAN devices and servers, PABX system, server room environment daily checking and maintenance ,trouble shooting, WAN line connectivity and performance monitoring.
PABX [Private Automatic Branch Exchange]
Performs PABX data-base programming and regular service change to control class of service on all telephone sets in the hotel.
Specification for design of SPC PABX engineering in industrial enterprises
为了维持停电期间的电话服务，PABX与其周围单位将由电池供电，以在主电源停电期间提供*作。
This Paper introduces the interface circuits schemes of the PABX that realizes the local office subscribers to call the subscribers of PABX.
The automatic connection interface circuits between the PABX and the automatic switch equipments of telephone office are presented in this paper.
