Ribbon Communications Inc. to Participate at Upcoming Investment Conferences

October 31, 2019

WESTFORD, Mass.Ribbon Communications Inc. (Nasdaq: RBBN), a global software leader in secure and intelligent cloud communications, today announced that company management will be participating in the following upcoming investment conferences:

Needham Security, Networking, & Communications Conference

Location: New York City

Participating on: November 12, 2019 (presenting and one-on-one institutional investor meetings)

Presentation time: 2:20 p.m. (ET)

Credit Suisse 23rd Annual Technology Conference

Location: Phoenix

Participating on: December 4, 2019 (one-on-one institutional investor meetings)

The presentation from the Needham conference will be made available live via audio webcast as well as archived replay on the Investor Relations section of the Ribbon Communications’ website at investors.ribboncommunications.com.

About Ribbon Communications

Ribbon Communications Inc. (Nasdaq: RBBN) delivers market-leading software solutions that secure and power many of the world's leading service provider and enterprise communications environments. Built on world-class technology and intellectual property, the company's cloud-native solutions deliver intelligent and secure real-time communications solutions for the cloud, network and enterprise edge. Ribbon's Kandy Cloud real-time communications software platform delivers advanced and embedded CPaaS and UCaaS capabilities enabling service providers to rapidly create and deploy high-value communications services. To learn more, visit ribboncommunications.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 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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