All Services Programming & Development Business Telephone Systems specialist $80/hr · Starting at $80 Experienced in Telecommunication systems I offer the best tech support. Troubleshoot and service Avaya and Freepbx phone system About $80/hr · Ongoing Download Resume Experienced in Telecommunication systems I offer the best tech support. Troubleshoot and service Avaya and Freepbx phone system Skills & Expertise AvayaFreepbxPhone SupportSystems EngineeringTelephonyVoIP 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts VoIP ServicesTelephony Services