multi services isp, STB and android boxes, routers, switches, Nortel, Dlink, Huawei, Bd-com, tp-link, d-link, cisco, and many others brands, ftth, OSI, Abonents ( approximately 33000 individual and with partners visits - repair requests, new connections, equipment services. Users, optical splices, cu al, cu cables, optical cables, dsl, more information by request