Asterisk 3CX VoIP FreePBX FusionPBX FreeSwitch Issabel Elastix OSDial GoAutodial Vicidial SIP IP PBX PABX expert. VoIP PBX engineer Analog, ISDN, E1 T1 BRI PABX 25+ years of experience in telecommunications.
VoIP Asterisk, 3CX, Issabel, Elastix, FreePBX, FreeSWITCH, FusionPBX, Kamailio, OpenSIPS, OpenSER, FXO, FXS, E1, T1 SS7 ISDN - my main job.
Skilled network administrator with 25 years of practice.
More than 500 PBX installed, more than 200 VOIP projects released.
Asterisk administrator, with 10 years of providing Asterisk-based solutions.
VoIP software and hardware support. PBX, PABX, - Ericsson-LG, LG-Ericsson, LG-Nortel, LG, NEC, Samsung, Panasonic, Avaya, Siemens, Unify, Grandstream, Yeastar, Yealink, Dinstar, Cisco, Lynksys, Polycom, Snom, D-Link, Dinstar, Planet, TP-link and more. Programming, configuration and support.
Mikrotik routers and switches and wireless wi-fi expert (certified engineer MTCNA , MTCWE and MTCRE) - installing and programming.