1. Bingchen Liu (liu.bingc@husky.neu.edu) Qi Sun (sun.qi2@husky.neu.edu) Wenbo Su (su.wen@husky.neu.edu) Xiaohe Hu (hu.xiaoh@husky.neu.edu) Mentor: Harshith Somaya (h.somaya@gmail.com) Professor: Elliot Eichen (e.eichen@neu.edu) TSMN 6350 IP Telephony Northeastern University

2. TSMN 6350 IP Telephony Northeastern University

3.  Our project aims at realizing the presence information exchange between soft clients through Opensips server.  When launching the soft clients, users can see their buddy list’s presence information.  They can also send instance message and make audio/video calls with each other. TSMN 6350 IP Telephony Northeastern University

4. TSMN 6350 IP Telephony Northeastern University Alice Bob

5.  LAN Communication Effective intra-office communication. Employees can only communicate with persons that have registered on the local OpenSIPS Server. The presence feature can help supervisor know the attendance of employees.

6. According to the information stored in DB(user’s location, operation system types), different ads can be pushed to users.  Advertising

8.  Control panel User can set the server by control panel without inputting all the configuration script by hands.

9. TSMN 6350 IP Telephony Northeastern University

10. TSMN 6350 IP Telephony Northeastern University

11. TSMN 6350 IP Telephony Northeastern University