Ribbon and DSTNY Automate Support Microsoft's Operator Connect Accelerator

Enables service providers to rapidly deliver telecom services to Microsoft Teams

PLANO,Texas,June 14,2022 -- Ribbon Communications Inc. (Nasdaq: RBBN),a global provider of real time communications technology and IP optical networking solutions to many of the world's largest service providers,enterprises,and critical infrastructure operators to modernize and protect their networks,today announced its partnership with DSTNY Automate(previously Qunifi Limited),a global leader in Microsoft integration and API automation,for its Ribbon Connect services.

Ribbon Connect for Operator Connectleverages both Ribbon's market-leading Session Border Controller (SBC),call processing,centralized routing,and analytics capabilities and DSTNY Automate's API bridging and workflow automation technology.

Designed to support Microsoft's Operator Connect Accelerator,the turnkey solution allows service providers to engage with Ribbon for the integration tools,service offerings,and professional services that can jump-start their Microsoft Teams deployments. Ribbon is among a select group of certified Operator Connect Accelerator partners.

"We've previously delivered best-in-class Direct Routing as a Services capabilities for Microsoft Teams with DSTNY Automate and today's announcement extends our technology partnership," said Tony Scarfo,EVP and General Manager of Ribbon's Cloud & Edge Business Unit. "Together we enable telecom operators to dramatically accelerate their ability to deliver Teams telephony services."

"Ribbon's extensive experience in building and supporting many of the largest communications networks in the world and their strong relationships with tier one service providers makes them the ideal partner to help telecom operators capitalize on the opportunity to quickly deliver telecom services to Teams users worldwide," said Mark Herbert,DSTNY Automate's Co-Founder and Head of Partner Innovation. "Ribbon and DSTNY Automate share a common belief that service providers need carrier-grade automated tools to accelerate their integration with Microsoft Teams and similar cloud-based UC and contact center services - and that is exactly what Ribbon Connect for Operator Connect delivers."

The two organizations plan to offer similar solutions with other cloud communications providers.

About Ribbon

Ribbon Communications (Nasdaq: RBBN) delivers communications software,IP and optical networking solutions to service providers,enterprises and critical infrastructure sectors globally. We engage deeply with our customers,helping them modernize their networks for improved competitive positioning and business outcomes in today's smart,always-on and data-hungry world. Our innovative,end-to-end solutions portfolio delivers unparalleled scale,performance,and agility,including core to edge software-centric solutions,cloud-native offers,leading-edge security and analytics tools,along with IP and optical networking solutions for 5G. We maintain a keen focus on our commitments to Environmental,Social and Governance (ESG) matters,offering an annual Sustainability Report to our stakeholders. To learn more about Ribbon,please visit rbbn.com.

Important Information Regarding Forward-Looking Statements

The information in this release contains forward-looking statements regarding future events that involve risks and uncertainties. All statements other than statements of historical facts contained in this release,including those regarding the expected benefits from use of Ribbon Communication's products,are forward-looking statements. The actual results of Ribbon Communications may differ materially from those contemplated by the forward-looking statements. For further information regarding risks and uncertainties associated with Ribbon Communications' business,please refer to the "Risk Factors" section of Ribbon Communications' most recent annual or quarterly report filed with the SEC. Any forward-looking statements represent Ribbon Communications' views only as of the date on which such statement is made and should not be relied upon as representing Ribbon Communications' views as of any subsequent date. While Ribbon Communications may elect to update forward-looking statements at some point,Ribbon Communications specifically disclaims any obligation to do so.

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