| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 1642-2007 |
Testing Methods for Internet Network Service Quality |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1863.3-2009 |
2GHz WCDMA Digital Cell Mobile Communications Network HSDPA Management Technical Specification Part 3:CORBA Based Network Resource Model Design |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 21639-2008 |
The technical requirements of video conferencing service for IP-based network |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1297-2003 |
General technical requirements for IP telephony media gateway controller |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 872-1996 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1193.2-2002 |
Bearer independent call control specificaiton--Part 2:general function and format of messages and parameters for BICC |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 2786.3-2017 |
Technical requirements for multi-service IP/MPLS bearer network management Part 3:EMS-NMS interface function |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1338-2005 |
The technical requirement of called party number for inter-public telecom network |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1619-2007 |
Generic requirements of broadband optical access network |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1857-2009 |
Digital Cellular Mobile Telecommunication Network Generic Authentication Architecture for 2GHz TD-SCDMA/WCDMA (Phase 1) |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1519-2006 |
Interoperability Specification and Test Measurement for VoIP Accessing Equipment based on MGCP |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 21642.2-2008 |
The technical requirements for video conference system devices based on IP-based network - Part 2: Multipoint Processor |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 3228-2017 |
Function technical requirement of GSM/WCDMA network performance evaluation and monitoring system based on the user perception |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 3275-2017 |
LTE core network management technical requirement of interface information model |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 589-2006 |
Basic Requirement of Transmission Impaiment Tolerance for Group 3 Document Facsimile on the Telephone Network |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1364-2005 |
Technical specification for interworking gateway in point to point short message interworking |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1462-2006 |
Interfaces for the Optical Transport Network(OTN) |
 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| YD/T 3314-2018 |
Security protection testing requirements for the network transaction system |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1608-2007 |
Technical Requirements for Media Gateway Control Protocol(MGCP) |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 21641-2008 |
Technique requirements of video conferencing system inter working between different technologies |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
|
|
