Thread: Write program in LAN Voice Chat

I need to write in voice chat program to utilize LAN for landline alternate, but I didn’t have any idea about this. So please provide me some suggestions about this. Any help will be appreciated.

Voice chat application is difficult network applications as they solve vital collection or distribution and synchronize sending or receiving sound of many people in group chats. To write this application, equip mush knowledge about many regions:
Network Programming, generally utilized model is client or server on Internet.
- Play audio from / to headphone
- Audio format fit for sending / receiving every discrete sound, ...

Generally, if you are not expert in information technology, written application and voice chat is great success. You must find and select applications available on market and utilize it to serve request.