GB/T 7438-1987 in English

ABOLISHED

Numbering for telex and low speed data in national communication network

Issued on:1987-03-16
Implemented on:1987-01-01
File Format:PDF
Delivery:Via email within 1~3 business days

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Standard No:	GB/T 7438-1987
Document status:	ABOLISHED
Superseded on:	2004-10-14
Title in English:	Numbering for telex and low speed data in national communication network
Title in Chinese:	国家通信网用户电报及低速数据编号
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	1987-03-16
Implemented on:	1987-01-01
ICS Classification:	33.040.20-Transmission systems
Chinese Classification:	M32-Data communication equipment
Professional Classification:	GB-National Standard
Related Keywords:	national communication network national communication network scopethis standard low speed data low-speed data users network
Related Topics:	country rate data number national credit national credit France m2 data National Velocity data number french bulletin GBT7438 State Grid Zhang Chunguang China Standard Network Electric Power Metadata Signal Light National Standard Analysis Network State Grid Tower China Telecom Internet dedicated line national standard number national common data interface

《GB/T 7438-1987国家通信网用户电报及低速数据编号》由339-2（工业和信息化部（通信））归口，主管部门为工业和信息化部（通信）。
本标准适合国家通信网中用户电报和低速数据用户进行一般呼叫及特种业务呼叫时使用。凡在网中使用的相关设备都应满足本编号的要求。

Scope

This standard is suitable for telegraph and low-speed data users in the national communication network to use when making general calls and special service calls. All relevant equipment used in the network shall meet the requirements of this code.

More samples: GB 18306-2015 NB/T 47013.2-2015 YD/T 3934-2021

Sample only — not a preview of GB/T 7438-1987

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