Mikhail L.

Jambonz Fonoster Eqivo 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. I have experience in: Jambonz Eqivo Fonoster Asterisk, FreeSwitch, FusionPBX, Sip, RTP, VoIP, Kazoo, Centos, Debian, Ubintu and other most popular Linux with Nginx, Apache, Iptables, FTP, TFTP, NFS, Samba, MySQL, Squid, and other services. Deep knowledge IP, TCP, UDP, protocols, Routing protocols - RIP, BGP, OSPF. Ruby developer.