Language:
    • Available Formats
    •  
    • Availability
    • Priced From ( in USD )
    • PDF
    • Immediate download
    • $21.80 $21.31
      you save $0.49
    • Add to Cart
    • Printed Edition
    • Ships in 1-2 business days
    • $21.80 $21.31
      you save $0.49
    • Add to Cart

Customers Who Bought This Also Bought

 

About This Item

 

Full Description

This European Telecommunication Standard (ETS) gives the stage 3 descr iption of the Unstructured Supplementary Service Data (USSD) operations. The group of unstructured supplementary service data operations is div ided into two different classes: - Network initiated unstructured supplementary service data operations (clause 5); - Mobile initiated unstructured supplementary service data operations (clause 6).