OpenIP Announces Certification of VoIP services with Grandstream’s UCM series of IP PBXs and IP Phones

Clichy, France and Boston, MA, USA – June 27, 2018 OpenIP, French leader in SIP trunk services and a unified communications provider, and Grandstream, connecting the world with award-winning SIP unified communication solutions since 2002, today announced a new partnership. Under this partnership, Grandstream’s UCM series of IP PBXs, GXP2100 series IP Phones and GXV3200 series IP Video Phones for Android™ are now fully certified for use with OpenIP’s world-class SIP trunk services. Customers throughout France can now utilize the certified Grandstream devices with their SIP services from Open IP.

By continuously upgrading its certifications, OpenIP enables integrators and private installers to provide high-end services to their corporate customers. OpenIP offers unlimited communications plans, a range of VoIP devices, multi-operator internet access and unified communications solutions. For configuration tutorials, refer to OpenIP’s Wiki page.

Grandstream’s UCM series is an award-winning IP PBX that offers small-to-medium businesses a set of enterprise-level voice, video, data and mobility features with no licensing fees. They deliver reliable and scalable unified communications features in an affordable, easy-to-manage fashion. The UCM series offers two model series: the UCM6200 series, which supports up to 800 users, and the UCM6510 which supports up 2000 users.

The GXP2100 series of High-End IP Phones and the GXV3200 series of IP Video Phones for Android™ were also certified with OpenIP’s SIP Trunk service. The GXP2100 series offers a variety of color-screen models that support HD voice, Bluetooth connectivity and various BLF options. The GXV3200 series offers an executive-level desktop experience that combines the functionality of an Android tablet with a 6-line IP phone and a video calling interface.

About OpenIP
Created in June 2005, OpenIP is a Telecom operator specializing in Unified Communications solutions for businessed. OpenIP has its own voice, internet and cloud infrastructure and brings unique expertise in SIP technologies. The company offers its’ 800-plus integrators a catalog of telecom, IT and cloud services and devices available through distribution or as full-service white label options. Through its Key Accounts Division, OpenIP offers Infrastructure-as-a-Service (IaaS) to enable national operators and integrators to build their own voice, data and unified communications infrastructure. OpenIP also offers the MyOpenIP application, an e-business platform that digitizes the entire customer journey in the context of marketing. For more information, visit

About Grandstream
Grandstream Networks, Inc. has been connecting the world since 2002 with SIP Unified Communications products and solutions that allow businesses to be more productive than ever before. Our award-winning solutions serve the small and medium business and enterprises markets and have been recognized throughout the world for their quality, reliability and innovation. Grandstream solutions lower communication costs, increase security protection and enhance productivity. Their open standard SIP-based products offer broad interoperability throughout the industry, along with unrivaled features and flexibility.

OpenIP Contact
Eléonore Husson
+33 (0)1 84 78 78 80

Grandstream Contact
Phil Bowers

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