MessengerLAN is an instant messaging program for local networks, even for a corporate or home network. Based on peer-to-peer (or P2P) technology, it enables users to send and receive secure instant messages among office coworkers. No dedicated server or Internet connection is required. Easily Send, Receive and Reply messages. Instantly and discretely answer to a customer, on the phone or in person. Fully customizable: sounds, preset messages, message log. Users, Groups, Broadcast: send a message to a user, a set of users or to all online users. It will run instantly after installing on all the network computers.