About Grandstream

MiRO is a trusted supplier of Grandstream unified communications products in South Africa

What is Grandstream?

Grandstream Networks is a manufacturer of voice-over-IP (VoIP), video communications (VC) and IP networking technologies. Their extensive product offering includes SIP IP Phones, FXS and FXO VoIP Gateways, analogue telephone adapters (ATAs), video conferencing solutions (GVC series), access control devices (GDS series), Wi-Fi access points (GWN series) and IP-PBXs (UCM series) which facilitate and manage unified communications for SMB and large enterprises. Their already vast unified communications portfolio has recently expanded to include their innovatively designed GUV series of personal collaboration multi-platform devices that feature conferencing USB HD cameras and USB noise-cancelling headsets that empower remote workers to achieve optimum productivity in any environment. MiRO offers various products from Grandstream in South Africa. We also supply products from Mimosa Networks and Ring.


History of Grandstream

Grandstream has been connecting the world since 2002 and has since cemented its name globally and in Southern Africa for manufacturing the best in class SIP-based unified communications solutions, without any aftermarket costs for firmware upgrades or licenses. With a presence in over 150 countries, their devices have become a reliable name that boasts of prestigious achievements and has been awarded the 2020 Unified Communications Product of the Year by TMC.


Pros of using Grandstream in South Africa

Grandstream offers a full suite of scalable solutions that can be combined to create a powerful yet easy-to-manage platform. Integrators can securely manage access to any building using the GDS-series, provide indoor and outdoor Wi-Fi access to users with the GWN range and manage it all online using the GWN cloud platform and the GDS manager.

Furthermore, businesses of all shapes and sizes can host and present online meetings, trainings and webinars with the option of streaming to third party platforms using the GVC or the GUV series, brining office workers and work-from-home employees together instantly.

With Grandstream’s analogue telephone adaptors (ATAs), previous investments in older technologies such as fax machines and analogue phones can be integrated into new digital IP networks. The UCM series serves as a centralised all-in-one communications controller by providing interactive voice recordings (IVR), call centre queue management, call recording, packet capture, voicemail, conferencing, LDAP phonebook support, integration with popular CRM packages such as Salesforce, and all major voice codecs included, G.729, G.722 and OPUS. All these call functions can be managed through the Grandstream Device Management System (GDMS) cloud platform.   

As market leaders in SIP-based communication solutions, Grandstream developed highly flexible cloud-based management platforms such as the GDMS, GWN cloud and GDS manager and made it available for all Grandstream customers at no additional cost! These platforms provide the convenience of network monitoring, troubleshooting and reporting on all your Grandstream devices from anywhere in the world.


MiRO’s partnership with Grandstream

Together with Grandstream, MiRO has been empowering South African businesses of all sizes to achieve maximum productivity through award-winning hardware since 2005. MiRO’s strong relationship with Grandstream allows them to deliver the best customer experience to customers throughout Southern Africa, with fast turnaround times on new feature requests, pricing support for large projects and internationally accredited trainers to train and empower local Grandstream customers.  Grandstream’s versatile product offering lowers communication costs, increase security and enhances productivity. Their open standard SIP-based products offer broad interoperability along with unrivalled features, flexibility and price competitiveness. To further support their clients, MiRO also offers large local stockholding, in-house technical support, RMA repairs and Grandstream certified training.


Grandstream FAQs

How much does Grandstream cost?

Register with MiRO at and download their complete Grandstream price list.

 What other IP-phones are supported by Grandstream PBXs?

Since Grandstream UCM IP-PBXs are SIP-based, they can integrate with any IP-phone that supports the SIP protocol.

What is provisioning and how do I provision my Grandstream device? 

Provisioning is a process where all the necessary primary settings are applied to a device to prepare it for first-time use. Grandstream’s SIP devices can be configured through the web interface as well as the configuration file through TFTP or HTTP/HTTPS download.

All Grandstream SIP devices support a proprietary binary format configuration file. New product families such as GXP21xx/14xx/11xx, GXV31xx, HT50x and GXW40xx accept configuration files in XML format in addition to the legacy proprietary binary format. 

What is TR-069 and do Grandstream devices support it? 

TR-069 is a protocol for communication between CPE (Customer Premise Equipment) and an ACS (Auto Configuration Server) that provides secure auto-configuration as well as other CPE management functions within a common framework. Grandstream devices do support this protocol.

Where can I find user manuals for my Grandstream products?

 Grandstream manuals are freely available at

How do I upgrade my Grandstream device firmware?

To update your Grandstream firmware, please visit  

Unzip the firmware file and put all of them under the root directory of TFTP server. If you do not have one, you can download the free windows version TFTP server here:

Change the TFTP server's default setting from "Receive Only" to "Transmit Only".
Put the computer and Grandstream products in the same LAN segment to do upgrading.

Do Grandstream devices support remote management?

All Grandstream devices can be managed remotely by using the free cloud-based management platforms. E-mail or dial 0126570960 to enquire about your device.

Is call recording supported on the Grandstream PBX?

Call recording is supported by all models of the Grandstream UCM series of PBXs.

Can I blacklist/whitelist a user’s mac address from my GWN Access Point’s WI-Fi SSID?

Yes, you can apply a Black/White list by following the steps below:

  1. Create a MAC list in Clients→ Client Access.
  2. Connect to the GWN AP’s Web GUI and go to Network Group
  3. Edit or create a new Network Group, and go to Wi-Fi
  4. The Use MAC Filtering option is set to Disabled by default, users can choose

Whitelist or Blacklist, then check the MAC list configured in step 1 to apply.

Can I Integrate a CRM interface into a Grandstream PBX for call tracking and phonebook databases?

The Grandstream UCM series of PBXs can integrate with ZOHO, Mitel PMS, Vtiger and Salesforce CRM systems.

Can I provide Remote workers/offices with extensions using Grandstream products?

When paired with Grandstream IP-Phones or the GSWave app, the Geandstream UCM series can communicate using virtual private networks to securely connect the IP-phones and cellphones to their extensions on the UCM PBX.

How do I stay up to date with the latest Grandstream products, specials and trainings?

To stay up to date with the latest Grandstream news subscribe to the MiRO newsletter or email

We would love to hear your thoughts on the Grandstream range. Leave us a review on the Grandstream devices you have purchased from MiRO.



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