Valid

YD/T 1257-2003Test specification of supplementary specification of IN CS-1 INAP (English PDF)

智能网能力集1(CS-1)智能网应用规程(INAP)补充规定测试方法

Preview PDF

This is a limited preview

Buy now to download the full PDF (177 pages)

Need quotation for your management?

Get a formal quotation for YD/T 1257-2003 in 30 minutes.

Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

April 11, 2003

Implementation date

April 11, 2003

Scope

YD/T 1257-2003 is the English-translated version of 智能网能力集1(CS-1)智能网应用规程(INAP)补充规定测试方法.

YD/T 1257-2003 is the Chinese standard "Test specification of supplementary specification of IN CS-1 INAP". This standard deals with the Intelligent Network Application Protocol (INAP) Supplementary Provisions related test items.

This standard applies to support Capability Set 1 (CS-l) phase Intelligent Network Application Protocol (INAP) of the SCP, SSP devices. Issued on 2003-04-11, in force from 2003-04-11.

Found what you need?

Document preview — YD/T 1257-2003

National Standard of the People's Republic of China

Classification: M19

[Preview only]
1 Scope
2 Normative References
2.1 Term
3 Terms and Definitions
3.2 Abbreviations
3.3 Specifications
3.4 Product model and designation
3.5 Product marking
4 Product Classification
4.1 General
4.2 Model and name
4.3 Test Waveform
4.4 Product labelling
5 Requirements
5.2 Chemical components
5.3 SPD Disconnector Inspection
5.4 Environmental protection property
5.5 Material compatibility
5.6 Spurious emission
5.7 Transmit Spectrum Mask
5.8 Time of Rising Edge and Falling Edge
5.9 In-band Flatness
6 Test methods
6.2 Term restrictions
6.3 End-of-manufacturing inspection
6.4 Type inspection
6.5 Phone Program
6.6 OTASP/OTAPA Function
6.7 Processing of PIN
6.8 Fixed Dialing Number (FDN)
6.9 Abbreviated Dialing Number (ADN)
7 Inspection Rules
7.1 Packaging
7.2 Marking
7.3 Transport
7.4 Storage
7.5 Safety Test for Temporary Overvoltage Failure
7.6 Test of Temporary Overvoltage Withstand Characteristic
7.7 SPD Thermal Stability Test
8 Marking, Packing, Transport and Storage
8.1 Voltage Drop Test
8.2 Surge Withstand Capability at Load side
8.3 Short-circuit Withstand Capability at Load Side
9 Environmental Applicability Test
9.1 Vibration Test
9.2 High Temperature Test
9.3 Low Temperature Test
9.4 Alternating Humid Heat Test
9.5 Performance requirements for radio resource management

1 Foreword

YD/T 1257-2003 was issued by Ministry of Industry and Information Technology on 11 April 2003 and took effect the same day.

The YD/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 177 pages in English translation.

2 Scope Preview

This standard deals with the Intelligent Network Application Protocol (INAP) Supplementary Provisions related test items. This standard applies to support Capability Set 1 (CS-l) phase Intelligent Network Application Protocol (INAP) of the SCP, SSP devices.

YD/T 1257-2003 is filed under Chinese Standard Classification M19, in the field of telecommunications and broadcasting.

This catalogue holds 2,288 other YD/T standards without an ICS number.

In this catalogue, YD/T standards carry edition years from 1982 to 2026.

3 About this standard

Sector: Telecommunication Industry Standard (Recommended)

Issued by: Ministry of Industry and Information Technology

English translation: about 177 pages (approximate)

Chinese original: about 266,223 characters

4 Related standards

Standards on related subjects:

YZ/T 0173-2020 — Specifications for regulatory data access of intelligent mail and parcel locker and intelligent self-express service machine

YD/T 1730-2008 — Implementation Guide for Security Risk Assessment of Telecom Network and Internet

YD/T 1548.1-2007 — 2GHz WCDMA digital cellular mobile communication network terminal equipment testing method (second stage) - Part 1: Basic functions, operations and performance testing

YD/T 6615-2025 — General technical requirements of short message interworking between BeiDou satellite and terrestrial network

YD/T 6478-2025 — Technical requirements of home surveillance platform

YD/T 4302.5-2025 — Technical specification for Quantum Key Distribution(QKD) network management - Part 5: EMS function

5 Classification and status

Chinese Standard Classification (CCS): M 19

Prefix YD/T: recommended standard.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 177 pages — is available in the English PDF.

How to Download YD/T 1257-2003

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.