Scrip for VAS Test !!!

[lamhd_bk]

Hi all!
I have some problem from VAS like how to measure the quality of VAS ( Value Added Service), so can Nemo help us to do this?,
If Anyone has done the Test Please tell me or give me some Scrip..
Thanks very much!
These are some Service of VAS on network:
1. Service base on voice
a. Voice SMS
b. Backgruond music
..............
2. Service base on SMS
3. Service base on data

How to measure quality of that things?

RG
Lam Hoang