Mobile IM open source framework Tigase> Openfire> Ejabberd Comparison

A, IM protocol selection

Second, select the IM server

three, XMPP protocol issues and improvement

Login handshake improved XMPPQuickStart part (XEP 0305)

Improved heart Xmpp Ping / Pong (XEP 0199) 40+ bytes -> unidirectional white space ping, 4 bytes

Xmpp file transfer protocol file transfer is point to point, need to change the voice used to upload to the server http, upload and download images after video compression, the default download thumbnails

Presence of mobile Internet scene, not forward is online - always online

Muc Muc chat chat protocol is to be modified to a group of mobile social app. Sent to all users in the group when sending a message, not only made "online" users;
disable Presence

Original Address: https: //blog.csdn.net/u013100574/article/details/53196531