You are receiving this opt out form (the "Opt-Out Form") because you are or may be a Holder of a Claim or Interest that is not entitled to vote on the Joint Prepackaged Plan of Reorganization of Avaya Inc. and Its Debtor Affiliates Pursuant to Chapter 11 of the Bankruptcy Code (as amended, supplemented, or otherwise modified from time to time, the "Plan"). Except as otherwise set forth in the definition of Releasing Party in the Plan, Holders of Claims and Interests are deemed to grant the Third-Party Release set forth in Article VIII.D (the "Release"), set forth in the Notice unless a Holder affirmatively opts out of the Release or timely objects to the Release on or before March 17, 2023, at 4:00 p.m., prevailing Central Time, and such objection is not resolved before confirmation.

PLEASE READ AND FOLLOW THE ENCLOSED INSTRUCTIONS FOR COMPLETING THIS OPT OUT FORM CAREFULLY BEFORE COMPLETING THIS OPT-OUT FORM.

UNLESS YOU CHECK THE BOX ON THIS OPT-OUT FORM BELOW AND FOLLOW ALL INSTRUCTIONS, YOU WILL BE HELD TO FOREVER RELEASE THE RELEASED PARTIES IN ACCORDANCE WITH THE PLAN.

THIS OPT-OUT FORM MUST BE COMPLETED, EXECUTED, AND RETURNED SO AS TO BE ACTUALLY RECEIVED BY KURTZMAN CARSON CONSULTANTS LLC (THE "CLAIMS AND NOTICING AGENT") ON OR BEFORE 4:00 P.M. PREVAILING CENTRAL TIME ON MARCH 17, 2023 (THE "OPT-OUT DEADLINE").

          This Opt-Out Form may not be used for any purpose other than opting out of the Release contained in the Plan. If you believe you have received this Opt-Out Form in error, or if you believe that you have received the wrong opt out form, please contact the Claims and Noticing Agent immediately by calling 877-709-4751 (USA or Canada) or 424-236-7231 (International) or sending an electronic message via online form to www.kccllc.net/avaya/inquiry with "Avaya" in the subject line.

          Before completing this Opt-Out Form, please read and follow the enclosed "Instructions for Completing this Opt-Out Form" carefully to ensure that you complete, execute, and return this Opt-Out Form properly.

Item 1. Optional Third-Party Release.

AS A HOLDER OF A CLAIM OR INTEREST, YOU ARE A "RELEASING PARTY" UNDER THE PLAN AND ARE DEEMED TO PROVIDE THE THIRD-PARTY RELEASE CONTAINED IN ARTICLE VIII.D OF THE PLAN, AS SET FORTH BELOW. YOU MAY CHECK THE BOX BELOW TO ELECT NOT TO GRANT THE RELEASE CONTAINED IN ARTICLE VIII.D OF THE PLAN. YOU WILL NOT BE CONSIDERED A "RELEASING PARTY" UNDER THE PLAN ONLY IF (I) THE COURT DETERMINES THAT YOU HAVE THE RIGHT TO OPT OUT OF THE RELEASES AND (II) YOU (A) CHECK THE BOX BELOW AND SUBMIT THE OPT-OUT FORM BY THE OPT-OUT DEADLINE OR (B) TIMELY OBJECT TO THE RELEASES CONTAINED IN ARTICLE VIII.D OF THE PLAN AND SUCH OBJECTION IS NOT RESOLVED BEFORE CONFIRMATION. THE ELECTION TO WITHHOLD CONSENT TO GRANT THE THIRD-PARTY RELEASE IS AT YOUR OPTION.

Article VIII.D of the Plan contains the following Third-Party Release:

          As of the Effective Date and subject to (i) the Preserved Claims (other than the Preserved Tranche B-3 Claims), which shall not be included in this release, and (ii) the completion of that certain investigation commenced by, and under the direction and authority of, the Audit Committee, except for the rights that remain in effect from and after the Effective Date to enforce the Plan, the Definitive Documents, and the obligations contemplated by the Restructuring Transactions or as otherwise provided in any order of the Bankruptcy Court, on and after the Effective Date, the Released Parties will be deemed conclusively, absolutely, unconditionally, irrevocably, and forever released and discharged, by the Releasing Parties, in each case on behalf of itself and its respective successors, assigns, and representatives and any and all other Persons that may purport to assert any Cause of Action derivatively, by or through the foregoing Persons, in each case solely to the extent of the Releasing Parties’ authority to bind any of the foregoing, including pursuant to agreement or applicable non-bankruptcy law, from any and all claims and Causes of Action whatsoever (including any derivative claims, asserted or assertable on behalf of the Debtors or the Estates), whether liquidated or unliquidated, fixed or contingent, matured or unmatured, known or unknown, foreseen or unforeseen, asserted or unasserted, accrued or unaccrued, existing or hereinafter arising, whether in law or equity, whether sounding in tort or contract, whether arising under federal or state statutory or common law, or any other applicable international, foreign, or domestic law, rule, statute, regulation, treaty, right, duty, requirement or otherwise, that such Holders or their estates, Affiliates, heirs, executors, administrators, successors, assigns, managers, accountants, attorneys, representatives, consultants, agents, and any other Persons claiming under or through them would have been legally entitled to assert in their own right (whether individually or collectively) or on behalf of the Holder of any Claim or Interest or other Person, based on or relating to, or in any manner arising from, in whole or in part, the Debtors or the Estates, the Chapter 11 Cases, the Restructuring Transactions, the purchase, sale, or rescission of the purchase or sale of any security of the Debtors, the subject matter of, or the transactions or events giving rise to, any Claim or Interest that is treated under the Plan, the business or contractual arrangements or interactions between the Debtors and any Released Party, the restructuring of any Claim or Interest before or during the Chapter 11 Cases, the negotiation, formulation, preparation, or consummation of the RSA, the Restructuring Transactions, the Renegotiated RingCentral Contracts, the Governance Documents, the RO Backstop Agreement, the RO Documents, the DIP Facilities, the DIP Orders, the Disclosure Statement, the Plan Supplement, the Plan and related agreements, instruments, and other documents, the solicitation of votes with respect to the Plan, the Exit Facilities Documents and all other Definitive Documents, in all cases based upon any act or omission, transaction, agreement, event, or other occurrence taking place on or before the Effective Date.

          Notwithstanding anything to the contrary in the foregoing, the releases set forth in the preceding paragraph shall not release any Released Party (i) other than a Released Party that is a Reorganized Debtor, Debtor, or a director, officer, or employee of any Debtor as of the Petition Date, from any claim or Cause of Action with respect to (a) the repurchase, redemption, or other satisfaction by any Company Party of HoldCo Convertible Notes previously held by such Released Party prior to the Petition Date or (b) the marketing, arrangement, syndication, issuance, or other action or inaction with respect to the incurrence of the B-3 Term Loans or the Secured Exchangeable Notes) or (ii) from any claim or Cause of Action arising from an act or omission that is determined by a Final Order to have constituted actual fraud, willful misconduct, or gross negligence.

          Entry of the Confirmation Order shall constitute the Bankruptcy Court’s approval, pursuant to Bankruptcy Rule 9019, of the Third-Party Release, which includes by reference each of the related provisions and definitions contained herein, and, further, shall constitute the Bankruptcy Court’s finding that the Third Party Release is: (1) consensual; (2) essential to the confirmation of the Plan; (3) given in exchange for the good and valuable consideration provided by the Released Parties; (4) a good faith settlement and compromise of the Claims released by the Third-Party Release; (5) in the best interests of the Debtors and their Estates; (6) fair, equitable, and reasonable; (7) given and made after due notice and opportunity for hearing; and (8) a bar to any of the Releasing Parties asserting any claim or Cause of Action released pursuant to the Third-Party Release.

Definitions related to the Third-Party Release:

          "Related Party" means each of, and in each case in its capacity as such, current and former directors, managers, officers, committee members, members of any governing body, equity holders (regardless of whether such interests are held directly or indirectly), affiliated investment funds or investment vehicles, managed accounts or funds, predecessors, participants, successors, assigns, subsidiaries, Affiliates, partners, limited partners, general partners, principals, members, management companies, fund advisors or managers, employees, agents, trustees, advisory board members, financial advisors, attorneys (including any other attorneys or professionals retained by any current or former director or manager in his or her capacity as director or manager of an Entity), accountants, investment bankers, consultants, representatives, and other professionals and advisors and any such Person’s or Entity’s respective heirs, executors, estates, and nominees.

          "Released Party" means, each of, and in each case in its capacity as such: (a) each Debtor; (b) each Reorganized Debtor; (c) each Consenting Stakeholder; (d) each Settlement Group Releasing Party; (e) RingCentral; (f) each Agent/Trustee; (g) each DIP Commitment Party and each DIP Lender; (h) each RO Backstop Party; (i) each current and former Affiliate of each Entity in clause (a) through the following clause (j); (j) each Related Party of each Entity in clause (c) through this clause (j); (k) each Debtor Related Party of each Entity in clause (a) and (b); provided that in each case, an Entity shall not be a Released Party if it: (x) elects to opt out of the releases contained in Article VIII.D or Article VIII.E of the Plan; (y) timely objects to the releases contained in Article VIII.D or Article VIII.E of the Plan and such objection is not resolved before Confirmation; or (z) was the beneficiary of the repurchase, redemption, or other satisfaction of HoldCo Convertible Notes prior to the Petition Date.

          "Releasing Party" means, each of, and in each case in its capacity as such: (a) the Debtors; (b) the Reorganized Debtors; (c) each Company Party; (d) RingCentral; (e) each DIP Lender; (f) each Agent/Trustee; (g) each Consenting Stakeholder; (h) all Holders of Claims that vote to accept the Plan; (i) all Holders of Claims that are deemed to accept the Plan who do not affirmatively opt out of the releases provided by the Plan by checking the box on the applicable notice of non-voting status indicating that they opt not to grant the releases provided in the Plan; (j) all Holders of Claims that abstain from voting on the Plan and who do not affirmatively opt out of the releases provided by the Plan by checking the box on the applicable ballot indicating that they opt not to grant the releases provided in the Plan; (k) all Holders of Claims or Interests that vote to reject the Plan or are deemed to reject the Plan and who do not affirmatively opt out of the releases provided by the Plan by checking the box on the applicable ballot or notice of non-voting status indicating that they opt not to grant the releases provided in the Plan; (l) each current and former Affiliate of each Entity in clause (a) through (k); and (m) each Related Party of each Entity in clause (a) through (l) for which such Entity is legally entitled to bind such Related Party to the releases contained in the Plan under applicable law; provided that in each case, an Entity shall not be a Releasing Party if it: (x) elects to opt out of the releases contained in Article VIII.D of the Plan; or (y) timely objects to the releases contained in Article VIII.D of the Plan and such objection is not resolved before Confirmation. Notwithstanding the foregoing, any Entity that is a Settlement Group Releasing Party shall not be a Releasing Party unless such Entity is a member of the PW Ad Hoc Group as of the Petition Date, in which case such Entity shall not be a Releasing Party solely with respect to any HoldCo Convertible Notes Claims.

          "Settlement Group Releasing Party" means a holder of HoldCo Convertible Notes Claims, solely in its capacity as such, that does not (x) elect to opt out of the releases contained in Article VIII.E of the Plan; or (y) object to, challenge, or impede in any manner, formally or informally, any action taken by the Debtors or any Consenting Stakeholders in the Chapter 11 Cases, the transactions contemplated by the RSA, the Plan, the Restructuring Transactions or the entry of any order consistent with, or contemplated by, the terms of the RSA.

Item 2. Certifications.

YOUR RECEIPT OF THIS OPT-OUT FORM DOES NOT SIGNIFY THAT YOUR CLAIM OR INTEREST HAS BEEN OR WILL BE ALLOWED.