021-77685390 0938 888 4451 0912 517 6100 Info@RagaZharf.ir Quality · Expertise · Trust
Zharf Andishan Raga (Raga) logo RAGAZharf Andishan Raga
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Zharf Andishan Raga (Raga)

Design, supply, installation and support
for networks, VoIP, CCTV and server rooms

From design and equipment supply to installation and on-site/online support, all with one team

Zharf Andishan Raga, known as Raga, brings 20 years of experience building networks and server rooms. We design your network, VoIP, CCTV and server room, supply and install the equipment, then support it on site in Tehran and online everywhere.

Call now Live chat with an engineer
Quality · Expertise · Trust

Design, supply, installation and support

Raga takes your network from scratch to ongoing maintenance, all with one team.

Network designAssessment, network maps, VLAN and security design, equipment estimates (FA).Learn more → Equipment supplyNetwork, passive & fiber, VoIP, CCTV and server room equipment (FA).Learn more → InstallationCabling, fiber, device setup, VoIP and CCTV installation (FA).Learn more → SupportOn-site in Tehran and online support, maintenance contracts (FA).Learn more →

On-site and online network support

Depending on the problem, we fix it remotely or send an engineer to your site.

On-site support

An engineer at your location

  • On-site troubleshooting and repair
  • Cabling, fiber, rack and server room checks
  • Replacement, installation and setup of faulty equipment
  • Scheduled visits under a support contract
Best for hardware faults, physical outages and on-site changes

Online support

Remote fixes without the wait

  • Secure remote access to your equipment
  • Configuration and software fixes
  • Monitoring of network, servers and cameras
  • Phone and online help desk
Best for settings, access, call and video display issues
Download remote support software

Download remote support software

To get online support, download one of these apps from its official website and give the connection code to a Raga engineer.

Nikan Desk

Iranian remote desktop app running on servers inside Iran; fast and simple for online support.

Platforms: Windows (installer & portable)
Download from official site

DorsanDesk

Free Iranian remote desktop on Iranian servers; also has a web version.

Platforms: Windows, macOS, Linux, Android, iOS, web
Download from official site

RustDesk

Free, open-source remote desktop; a well-known AnyDesk alternative.

Platforms: Windows, macOS, Linux, Android, iOS
Download from official site
  1. Download and run one of the apps.
  2. Call Raga: +98 21 77685390
  3. Tell the engineer the ID and password shown.
  4. Accept the Raga engineer’s connection request.
For your security: share the ID and password only with an engineer you called yourself on Raga’s official number. Raga engineers never connect without prior arrangement.
Full remote connection guide (FA)

Network, VoIP and CCTV support

Support for equipment from leading brands across three core areas of your communication infrastructure

Network equipment

Stable infrastructure, reliable network

Support for Cisco and MikroTik network equipment: switches, routers, firewalls and access points
  • Network outages and slowdowns
  • Switch, router and firewall configuration
  • Wireless and access point issues
  • Cabling and fiber troubleshooting
  • Rack, patch panel and server room upkeep
Equipment we supportCisco · MikroTik · Fortinet · HPE · Ubiquiti · TP-Link
MikroTik support (FA) →Cisco support (FA) →

VoIP systems

Clear calls, better productivity

VoIP support: IP phones, IP PBX and gateways
  • IP PBX and call issues
  • IP phone and extension setup
  • Gateway and PSTN line problems
  • Call quality and dropped calls
  • Call center phone support
Equipment we supportYeastar · Grandstream · Cisco · Fanvil · Snom
VoIP support (FA) →

Video surveillance

More security, peace of mind

CCTV support: IP cameras, NVR recorders and remote viewing
  • Lost video and NVR recording issues
  • Mobile live-view setup
  • PoE switch and camera cabling checks
  • Video storage management
  • Camera relocation and angle adjustment
Equipment we supportHikvision · Dahua · Uniview · Axis
CCTV support (FA) →

How to get support

  1. Call or submit a request

    Tell us about the problem by phone or through the form.

  2. Initial review

    Our engineer reviews the issue and picks the right support method.

  3. Fix

    We resolve it remotely or on site.

  4. Report and follow-up

    We report the result and follow up if needed.

Why Raga?

Our experienced team traces each problem to its root so it doesn’t come back.

20 years in networks and server rooms
Skilled, experienced engineers
Fast on-site and online response
Contracts tailored to your needs

Network support contracts

For small and large networks, we set up on-site, online or combined support contracts.

  • Scheduled visits
  • Ongoing online support
  • Priority response
  • Network status reports
Request a contractContract details (Persian)

Frequently asked questions about Raga network support

Is Raga’s network support on-site or online?

Both. We fix configuration and software issues remotely, and send an engineer to your site for hardware, cabling and server room problems.

Where do you provide on-site support?

Our office is in Tehran and on-site support is provided in Tehran. Online support is available everywhere.

Which brands do you support?

Network equipment from Cisco, MikroTik, Fortinet, HPE, Ubiquiti and TP-Link; VoIP phones such as Yeastar, Grandstream and Fanvil; and CCTV from Hikvision, Dahua and Uniview.

What does a network support contract include?

Scheduled visits, ongoing online support, priority response and network status reports, tailored to the size of your network.

Do you support small networks too?

Yes. Raga supports everything from a single small office to large multi-branch networks.

How do I request support?

Call 021-77685390, 09388884451 or 09125176100, or leave a message in the live chat on this page.

Does Raga also design and install networks?

Yes. Raga designs, installs and commissions networks, VoIP, CCTV and server rooms, and then provides on-site and online support.

Do you supply network equipment?

Yes. We supply active and passive network equipment, fiber, VoIP phones, CCTV and server room equipment from leading brands.

Contact Raga

Call us now for a fix or advice.

Office021-77685390
Mobile0938 888 4451
Mobile0912 517 6100
EmailInfo@RagaZharf.ir
AddressUnit 333, 3rd floor (commercial), Bahar Tower, South Bahar St., Tehran, Iran