pt. I. GSM in the light of today. 1. The changing scene -- again. 2. From Pan-European mobile telephone to global system for mobile communications. 3. A look over the fence -- pt. II. GSM services and features. 4. The development of GSM standards and features. 5. GSM telecommunication services. 6. Short message service. 7. Supplementary services. 8. The subscriber identity module. 9. New Phase 2+ functions. 10. Roaming and call routing -- pt. III. GSM technology and implementation. 11. Introduction to GSM technology and implementation. Appendix. Coding of the default GSM alphabet
