All Services Administrative & Secretarial Asterisk & VoIP Engineer $15/hr · Starting at $25 Hi. I have 9 years of experience in Open source applications like Asterisk, dialler (VICIdial/GoAutodial) and IPPBX (FreePBX/Elastix). Also I have knowledge in PRI/E1, VoIP, SIP Gateways, GSM/FXO GW etc. My Skype: apctelco About $15/hr · Ongoing Download Resume Hi. I have 9 years of experience in Open source applications like Asterisk, dialler (VICIdial/GoAutodial) and IPPBX (FreePBX/Elastix). Also I have knowledge in PRI/E1, VoIP, SIP Gateways, GSM/FXO GW etc. My Skype: apctelco Skills & Expertise Application DevelopmentAsteriskCentOSElastixEngineeringFreepbxOpen SourceSipVICIdialVoIP 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts VoIP ServicesEngineersOpen Source Developers