SYSTEM AND METHOD FOR UPGRADING TERMINALS IN SWITCHING SYSTEM USING VARIOUS UPGRADE PROTOCOLS

摘要

PURPOSE: An upgrading system and an upgrading method are provided to upgrade terminals in a switching system using various upgrade protocols such as TFTP(Trivial File Transfer Protocol), FTP, and Telnet. CONSTITUTION: A web server(21) requests an index of upgradable terminals according to a selection of an operator(10). The web server supports HTTP(Hyper Text Transfer Protocol) to manage the upgrading operation. An upgrade protocol server(22) supports an upgrade protocol for the terminal to be upgraded selected by the operator. Terminals(30) are connected to the upgrade protocol server and are upgraded as corresponding upgrade protocols. An upgrade list management module(23) stores information required for upgrading the terminals.