Virtual PBX & SIM card programming

Hi, I have 18 years of experience in VOIP and asterisk. I offer my services for your project. Please have a look at my profile to see all my experience details. I assure you of a high quality professional service. We can chat out details.

What is the pbx system you want installed what is the gateway you are using to connect the sim cards to the pbx. Need more information contact through chat able to start immediately.

Greeting from Ukraine Asterisk Certified am i right that U need to setup PBX and connect GSM gateway to it If YES i can help Pin g me back for further conversation

Hi Hiring manager I am Asterisk VoIP FreePBX 3CX FreeSwith Issabel SIP FusionPBX PBX Vicidial expert 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. 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: 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. Thanks