The present invention discloses a immediate communication method and
system based on or containing
handset telephone
directory, to share a plurality of
advantage of immediate communication, and improving efficiency as well as saving cost when communication. The technology solution is that to make the
handset number as well as
handset identifying information of users to be synchronal to
server by a
client, and establish user basic information table in
server terminal based on the corresponding relation, for user register as well as judging whether user is legality. Leading the handset telephone
directory into a
client data memory unit, or establishing them mapping relation, so as to make the telephone
directory to become immediate communication linkman
list. To transform the linkmen in the immediate communication
system based on users in the telephone directory, and taking the
telephone number or ID generated based on the
telephone number as immediate communication ID, users associates through
telephone number. The present invention can notify
user state to telephone directory linkman, user communicates based on radio network being above or equal to 2.5G. The present invention is used for mobile communication field.