1. Implementation and provisioning of mobile extensions for telephonic calls Ioannis Metaxas

2. Contents Thesis Description Call Types Direct Call Call Back Call Through Presence Content Provisioning Systems Expected Results

3. Thesis Description Great demand in communication Telephonic calls & economic crisis Java & Symbian mobile extensions Ideal Provisioning System for a small company(!)

4. Call Types Direct Call The most common type used Call Back Call via Http request PBX system calls you back Inexpensive and premium solution Call Through Use local subscription for distance calls Customer pays as it was local call! Presence Follow me Other small useful services Call Through Call Back

5. Content Provisioning Systems Software deployment to mobile devices Easy task for a few devices What about a big number of devices? What about 1000 or more devices? A server is needed

6. Types of Content Provisioning Systems Commercial  Sun Java System Content Delivery Server Open Source  Open Content Delivery Server  Shine Portencross Server Provisioning Service Providers  https://hostj2me.com https://hostj2me.com  http://www.worlddeveloper.org http://www.worlddeveloper.org

7. Expected Results Comparison between Java & Symbian clients Response times for each call type User friendliness Features support(Voice Call back) Current provisioning systems evaluation Open Source VS Commercial products User & request capacities Environment friendliness Other concepts Security Billing Effective MIDlet tracking Any suggestion?

8. Questions