1.Vao thu muc MEchatServer -> Chay phan mem MEchatServer 
2.Vao thu muc MEchatClient -> Chay phan mem MEchat
Trong chuong trinh MEchatServer:
O may chu chua Server, hay nhan bieu tuong Windows + R tren ban phim -> nhap "cmd"
Sau khi vao CMD -> nhap "ipconfig'
Tim dong "Ethernet adapter Ethernet:", Xem dia chi IPv4 Address. . . . . VD : 192.168.1.x
Copy hoac ghi lai IP may chu
Trong chuong trinh MEchat:
Lan dau tien mo app, cua so hien thi: Nhap IP may chu. Hay nhap IP ban co duoc o May chu VD:192.168.1.x
Sau do, phan mem se hoi ten cua ban
Cuoi cung, hay tan huong!!
