In this list users voted for the best application for private communication that doesn't require a phone number for communication. Vote for your favourite app here:
https://appgrooves.com/bundle/top-private-messaging-apps-that-don-t-need-a-phone-number
Presence status of Instant messaging for business as written in bmmagazine.co.uk is an important element of the new telecommunications paradigm of manufacturers such as Cisco, Avaya, and Microsoft, as it allows you to tell the system where to send data, phone calls, or messages.
It is a basic component of unified communications, in which the use of the system independently selects the method of connection from the subscriber, depending on its location.
Cisco offers the creation of a universal communication line of products called Unified Communication, Avaya Communication Manager delivers and Microsoft Live Communications Server.
In their work, they all step on the SIP Protocol, which was created for IP-telephony, but by the way she determines the presence status of the subscriber and carries out instant messaging.
However, each product is gradually connected in the ecosystem, which is formed from a variety of applications – short messages or files, call processing or video telephony.
How to use LAN Messenger for internal chat?
This video describe tutorial and demo of "Output Messenger" LAN Messenger.
( Software download link available below )
Download server: http://www.outputmessenger.com/OutputMessengerServerSetup.zip
Doenload for windows, Mac, Ubundu, iOs & Android
http://www.outputmessenger.com/lan-messenger-downloads/
