GMR-1 Specification: This document gives the stage 2 description of unstructured supplementary service data (USSD) in the GMR-1 system.
- Edition:
- 1.1.1
- Published:
- 03/01/2001
- Number of Pages:
- 10
- File Size:
- 1 file , 49 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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