VOIP FIRMWARE UPGRADE SYSTEM USING SIP MESSAGE AND VOIP FIRMWARE UPGRADE METHOD THEREOF

摘要

Be arranged to realize that customized firmware upgrades according to an IP phone by providing best firmware using identical IP phone firmware upgrade system and an IP phone firmware upgrading method, be confirmed whether upgrading be available or not by using the information of IP phone after. One IP phone firmware upgrade system includes an IP phone part, and a firmware provides part. IP phone part (200) sends and receives a SIP (Session Initiation Protocol) message. IP phone part receives firmware and is upgraded. Firmware provides part (210) and analyzes firmware information, is installed from IP phone part in IP phone part by SIP messages received. Firmware offer part provides best firmware updating and gives IP phone part.