YD/T 4164-2022Work coordination mechanism among interconnection and number portability transfer enterprises and inter-network problem handling requirements (English PDF)

YD/T 4164-2022 is the English-translated version of 互联互通及携号转网企业间工作协调机制和网间问题处理要求.

YD/T 4164-2022 — This standard stipulates the work coordination mechanism among interconnection and number portability transfer enterprises and the requirements for handling network problems, including the main body responsible for operation and maintenance management, the scope and classification of network problems, the process and requirements for handling network problems, and number portability services. maintenance management requirements, etc.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

1. 1

   Add to cart

   Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.

2. 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. 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. 4

   Invoice included

   A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.