一、Requirement Description

    The universities with rapid expansion and increase the establishment of branch schools. The intercommunication among the teachers, class and Guardian become more and more frequent. The voice case with clear voice quality, convenient use, low cost, low charge and can be maintain and operate is the problem the universities want to solve. The data network was established by the school much earlier. Until now, especially the domestic universities has set up the complete campus network. These network interior bandwidth are extremely abundant. In the export respect, besides with education network CERNET connected exportation, Also has the bandwidth abundant exportation connected with the operators backbone network.. Setting up more application on the upside of the campus network. If the voice application situation is extremely mature.

    At present, the voice communication among the teaching and administrative staff dormitory, bedroom, different campus office district these parts are bearing massive telecommunication expense. For the university side, only establish and maintain the high quality campus network but without enough network application, also can not bring more profit. In view of above situation, DeHe introduced campus network combine communication solution. Through set up IP softswitch platform DVS-1000, distribute the voice communication ofteaching administrative area, teaching staff dormitory, class dormitory, and the security section via campus network and internet. Thus to apply the campus network device efficiently.

二、Equipment deploy

    The school computer center set up the VOIP softswitch platform DVS-1000, the trunk gateway DVG-1000 or DVS-1000 interconnected with PSTN can directly access the analog operator or just the operators equipment.

    The office building and each student dormitory of the school and its branches deploy the DVG-1000 series VoIP gateway, the downside access the ordinary telephone of the dormitory and office, the upside access the school network via ether interface.

三、Features

Save the communication cost
All the phones of the School Headquarter and branches registered in the DVS-1000 realized Zero Charge call the short number within the system.
No missing call
Realized call forwarding, call transfer, replace answer, keep holding, voice mail these basic service. Reduce the missing call as much as possible.
Rich VAS function
Through the expansion module of teleconference and short message realize the teleconference, short message hint and so on VAS service. Its much convenient for the daily communication
Centralize management
Centralize manage the telephones of teacher office, class dormitory and teach employees. Combine the data network with voice network. No need to add any cost. Provide the line utilization rate
Operation and Management
Through applying after payment mode in advance (suitable for office telephone), purchase the pre-paid password input method (suitable for the dormitory telephone) via analog operator to make the long-distance call. The charge is very low. Realized the management and operation voice system.