# TopTel

> TopTel is Turkey's value-added technology distributor (VAD) for Avaya, Extreme Networks, Ruijie, Gigabyte Enterprise, Sangfor, TerraMaster Enterprise and Fanvil. Based in Istanbul, TopTel combines local stock, project design, certified training and QPS engineering services. The site is available in 7 languages (Turkish default; English at /en, plus /nl, /zh, /ar, /fr, /de).

TopTel distributes enterprise IT infrastructure in Türkiye: unified communications (Avaya), enterprise networking (Extreme Networks, Ruijie), Gigabyte Enterprise servers (rack, GPU, high-density, storage, edge, tower, server motherboards, advanced cooling — 136+ models with full spec catalog), cybersecurity and HCI (Sangfor), enterprise NAS (TerraMaster U/T series with TOS 7 and the free BBS backup suite) and IP phones/intercoms (Fanvil, 120+ models). GigaX is TopTel's turnkey integrated system: Gigabyte servers + Extreme backbone + Sangfor HCI/NGAF + TerraMaster NAS, engineered and optionally fully managed by QPS.

## Product Catalogs

- [Gigabyte Enterprise catalog](https://toptel.com.tr/urunler/gigabyte): 8 categories, 136+ server models with filterable specs (CPU, GPU, form factor, cooling)
- [TerraMaster Enterprise NAS](https://toptel.com.tr/urunler/terramaster): 9 rackmount/tower models, TOS 7 operating system, free BBS Business Backup Suite
- [Fanvil products](https://toptel.com.tr/urunler/fanvil): 120 models — IP phones, hotel phones, door phones/intercoms, SIP speakers, DECT/Wi-Fi wireless, VoIP gateways

## Solutions

- [Sangfor solutions](https://toptel.com.tr/cozumler/sangfor): HCI, NGFW, Endpoint/XDR, NDR, SASE, VDI
- [Avaya solutions](https://toptel.com.tr/cozumler/avaya): unified communications, contact center (CX), collaboration, desk devices
- [Extreme Networks solutions](https://toptel.com.tr/cozumler/extreme-networks): campus fabric, Wi-Fi 6/7, cloud management, NAC
- [Ruijie solutions](https://toptel.com.tr/cozumler/ruijie): switching, wireless, Reyee SMB, cloud management
- [GigaX](https://toptel.com.tr/gigax): turnkey integrated data-center system by TopTel + QPS

## Company

- [About TopTel](https://toptel.com.tr/kurumsal): company profile and value-added distribution model
- [Brands](https://toptel.com.tr/markalar): all 7 distributed brands with landing pages
- [Partnership](https://toptel.com.tr/is-ortakligi): become a TopTel reseller/partner
- [Contact](https://toptel.com.tr/iletisim): Gülağacı Sok. No:22 Küçükbakkalköy, Ataşehir, Istanbul — +90 216 469 1750

## Optional

- [Services](https://toptel.com.tr/hizmetler): logistics/stock, training and academy, pre-sales engineering, QPS managed services
- [English site](https://toptel.com.tr/en): full English version