RMA Request

Should you need to return a product please contact Sonus Customer Service by phone at 1-888-391-3434 (Toll-free North America) 1-978-614-8589 (International) or on the support site at https://customers.sonusnet.com to log a support ticket associated with any hardware defect.

  • Should Sonus determine that the failure is due to faulty hardware, Sonus will send replacement component(s) to the designated location.
  • Included with such component(s) will be packing material, a prepaid shipping enclosure and all necessary documentation to facilitate the return of the defective component to Sonus by Customer or Customer personnel (or by site personnel contracted for by Customer). Sonus will assume all costs associated with the shipment of the replacement component(s) and the return of the failed component(s). *
  • Customer shall return the malfunctioning hardware product to Sonus within thirty (30) days of the receipt of the replacement product. If Customer does not return any failed component to Sonus in accordance with these procedures, Sonus reserves the right to charge Customer for the full list price of such unreturned component set forth in the Sonus Price List.
  • Advance replacement requests received within the normal business hours of the geographical point of failure will be processed on the same business day. Requests made after normal business hours will be processed on the next business day.
  • Advance Replacements will be shipped using Sonus' preferred carrier, freight prepaid by Sonus, excluding import duties, taxes and fees, where applicable.
  • Advance Replacement(s) will be either new or equivalent to new at Sonus' discretion.
  • Destination country importation, Customer compliance with U.S. export controls, customs processes and local transportation infrastructure may condition delivery times.

* Sonus costs are restricted to shipping charges


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    MathWorks is the leading developer of mathematical computing software for engineers and scientists. Founded in 1984, MathWorks employs 2800 people in 15 countries, with headquarters in Natick, Massachusetts, U.S.A.
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