All Services Other Technical support $8/hr · Starting at $25 I am expert in telecoms pabx systems like norstar , Panasonic,avaya, bcm and cctv systems and call center instalation.sip,VoIP h323 ect. About $8/hr · Ongoing Download Resume I am expert in telecoms pabx systems like norstar , Panasonic,avaya, bcm and cctv systems and call center instalation.sip,VoIP h323 ect. Skills & Expertise Call CenterCCTVTechnical Support 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Technical Support SpecialistsCall Center Services