OfficeServ 7400 General Description© Samsung Business Communications 1-31.1.2 System ArchitectureOfficeServ 7400 is configured with a basic chassis and expansion chassis installed in the19-inch rack, and the OfficeServ feature server installed on an external Linux server.The Main Control Processor (MP40) module is installed in the basic chassis and managesthe overall operation of the system. The Line Control Processor (LP 40), the sub-controlmodule installed in the expansion chassis, controls other modules and sends/receives datato/from the MP40. The other components are interface modules, the power supply, and afan.OfficeServ 7400 comprises five main functional units:y Call Server: Module for voice services such as MP40, LP40, TEPRI, MGI, DLI, SLI,Trunky Data Server: Module for data services (GWIM, GSIM, GLIMP, PLIM, LIM)y Feature Server: Linux application for IP voice services such as OfficeServ VoIP UMSy OfficeServ Admin: PC application to manage the Call Server (such as OfficeServEasySet, WebMMC, OfficeServ Manager)y OfficeServ Solution: PC application to manage high-class voice services that are linkedwith the Call Server (such as OfficeServ Call and Operator)The service configuration of the system is shown in the figure below:Figure 1.1 Configuration of OfficeServ 7400 ServicesLP40 16DLI2 16SLIMP40 8TRK 4DSLTEPRI GWIM LIM4BRI 8COMBO MGIISDN PRIOfficeServ 7400AP (WBS24)LANT1/E1WANxDSL Modem DSU/CSUOfficeServ Feature- VoIP UMS- Mail ServerOfficeServ Admin- OfficeServ Manager- OfficeServ EasySetOfficeServ Solution- OfficeServ Operator- OfficeServ Call- OfficeServ NewsIP Phone …BasicChassisxDSL Line Private LinePSTN