YD/T 1277-2003
Technical requirements and test methods for transmission of caller identification information in fixed telephone networks Part 1: Technical requirements (English Version)

Standard No.

YD/T 1277-2003

Language

Chinese, Available in English version

Release Date

2003

Published By

信息产业部

Latest

YD/T 1277-2003

YD/T 1277-2003 history

• 2003 YD/T 1277-2003 Technical requirements and test methods for transmission of caller identification information in fixed telephone networks Part 1: Technical requirements