IP phones are scheduled to be upgraded in the early morning of July 15, 2025 IP phones are scheduled to be upgraded in the early morning of July 15, 2025 IP 電話將於2025年7月15日凌晨進行系統排程升級 2025-07-09 ICTO-IUS Bulletin / 公告 Please login with your UMPASS to view the complete content.請使用UMPass登錄以瀏覽內容。 fongfan Fan Chi Fong, Fong2025-07-09T18:02:22+08:00