KEYWORDS

1. INTRODUCTION

2. OVERVIEW OF THE PROTOCOL STACK (TRADITIONAL DESIGN GOALS AND EXPECTATIONS)  
2.1. MEDIA ACCESS CONTROL (MAC) LAYER REQUIREMENTS  
2.2. THE NETWORK LAYER  
2.3. TRANSPORT LAYER  
2.4. CROSS-LAYER OPTIMIZATION  
2.5. APPLICATION LAYER  

3. DESIGN CHALLENGES AND PROBLEMS ASSOCIATED WITH WMSNS  
3.1. TIME RESTRICTIONS  
3.2. SECURITY AND PRIVACY  
3.3. HUMAN HEALTH AND SAFETY ISSUES  
3.4. QOS REQUIREMENTS  
3.5. LIMITED RESOURCES  
3.6. ENERGY CONSUMPTION  
3.7. BANDWIDTH  
3.8. MM IN-NETWORK PROCESSING  
3.9. CROSS-LAYER OPTIMIZATION  
3.10. RESOURCE ALLOCATION  
3.11. END-TO-END THROUGHPUT  
3.12. ROUTING  
3.13. SYNCHRONIZATION  
3.14. FIELD OF VIEW (FOV)  
3.15. COVERAGE  
3.16. TRANSPORT  

4. SUGGESTED SOLUTIONS TO THE MAJOR ISSUES

5. THE AVAILABLE MM SENSORS, TESTBEDS AND SIMULATORS / EMULATOR (SOFTWARE AND HARDWARE)  
5.1. STARGATE  
5.2. GARCIA  
5.3. CYCLOPS  
5.4. WICA  
5.5. IRISNET  
5.6. SENSEYE  
5.7. IMOTE2  
5.8. MICRELEYE  
5.9. MESHEYE  
5.10. CITRIC  
5.11. PANOPTES  
5.12. FOX BOARD BOXED SENSOR  

6. MORE ON EFFICIENCY AND OPTIMIZATION IN WMSNS

7. APPLICATIONS

8. CONCLUSION