Asterisk Phone Validator

I need a phone validation system that can identify out-of-service numbers and integrate with Asterisk.

The system should be able to:
- Validate phone numbers.
- Identify out-of-service phone numbers.
- Integrate seamlessly with Asterisk.

Ideal skills for this project include:
- Proficiency in Asterisk.
- Experience with phone number validation.
- Knowledge of database management (Mysql)
- Strong communication skills for clear updates and collaboration.