Fix FusionPBX Call Drops

I need an experienced FusionPBX professional to resolve call drop issues in my business communication setup. This is critical for maintaining reliable communication.

Key Requirements:
- Diagnose and fix call drop issues
- Optimize FusionPBX settings for stability
- Ensure high audio quality and reliable connections

Ideal Skills:
- Strong background in FusionPBX
- Experience with VoIP and call routing
- Troubleshooting expertise in telecom systems

Please provide a detailed plan and timeline with your bids.