Nortel Networks Amended Agreement No. 011174 (11)Nortel Networks Original Agreement No. 011174
 AMENDMENT NO. 11
to
DEVELOPMENT AND PURCHASE AND SALE AGREEMENT
FOR
CDMA HIGH DATA RATE (IxEV-DO) PRODUCTS
     1.
    
    Appendix A (5) is hereby deleted in its entirety and replaced with new Appendix A (6)
attached to and incorporated in this Amendment as Attachment 1.2.
    
    In all other respects the Agreement, as amended, remains unchanged.
  AIRVANA, INC.
    
    
    
    NORTEL NETWORKS INC.By:
    /s/ Jeffrey D. Glidden
    
    
    
    By:

    /s/ Scott Wolfe(Signature)
    
    
    
    
    (Signature)Name:

    Jeffrey D. Glidden
    
    
    
    
    Name:

    Scott Wolfe(Print)
    
    
    
    
    
    (Print)Title:

    Vice President and CFO
    
    
    
    
    Title:
    Senior Contracts ManagerDate:

    11/6/08
    
    
    
    
    Date:

    Nov. 6, 2008
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ATTACHMENT 1
APPENDIX A (6)
 PRODUCTS (HARDWARE AND SOFTWARE), AND SERVICES; PRICES AND FEES
 HARDWARE
 Hardware Name
    
    Airvana Order Number
    
    Nortel Networks Price for Hardware
    
    NotesNo H/W required
 SOFTWARE
 Software Name (Softwaremay be deliveredseparately from the
    
    AirvanaHardware or embedded in
    
    Order
    
    Nortel Networks Price forthe Hardware)
    
    Number
    
    Software
    
    Notes[**]
    
    TBD
    
    [**]
    
    [**][**]
    
    
    
    [**]
    
    [**]
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POST-WARRANTY SUPPORT SERVICES
 Support Service byProduct or Software
    
    AirvanaOrderNumber
    
    Nortel Networks Priceper year
    
    Notes[**]
    
    TBD
    
    [**]
    
    [**][**]
    
    TBD
    
    [**]
    
    [**][**]
    
    TBD
    
    [**]
    
    [**][**]
    
    TBD
    
    [**]
    
    [**]
 Other Support
    
    Nortel NetworksService
    
    Price
    
    Notes[**]
    
    [**]
    
    [**][**]
    
    [**]
    
    [**][**]
    
    [**]
    
    [**]
 TRAINING COURSES
 CourseNumber
    
    CourseLength
    
    Course Title / Description
    
    Pre-requisites101
    
    2 days
    
    Introduction to 1xEV-DO Network Concepts
Primary Audience:First and second line supportContents:Classroom only. This course covers
basics of the TCP/IP protocol, IP routing
protocols, Data Link Protocols, basic CDMA
protocol operation, and the 1xEV-DO protocol.
    
    None201
    
    5 days
    
    Basic 1xEV-DO  Concepts and Operation
Primary Audience:First and second line
support and technical field personnel, network
plannersContents:Classroom and lab. This course
covers the 1xEV-DO system, airlink, signaling
and applications in detail; hands-on work with
the DOM, RNC & ANM, and basic network
troubleshooting, OMs & logging.
    
    101 or equivalent301
    
    4 days
    
    Advanced 1xEV-DO  Concepts and Operation
Audience: First and second line support,
technical field personnel, network plannersContents:Classroom and lab. This course
covers advanced topics including RF
optimization, network optimization,
performance analysis, detailed throughput
performance troubleshooting.
    
    201
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Pricing Table
 CourseNumber /
    
    
    
    
    Total Cost / Number of StudentsCourse Title
    
    Location
    
    
    6
    
    
    7
    
    
    8
    
    
    9
    
    
    10
    
    
    11
    
    
    12101 Introduction
    
    Airvana/Chelmsford
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]to 1xEV-DO
Network
    
    Customer/US & Canada
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]Concepts
    
    Customer/International
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]201 Basic 1xEV-DO 
    
    Airvana/Chelmsford
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]Concepts and
    
    Customer/US & Canada
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]Operation
    
    Customer/International
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]301 Advanced
    
    Airvana/Chelmsford
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]1xEV-DO 
Concepts and
    
    Customer/US & Canada
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]Operation
    
    Customer/International
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
    
    
    
    [**]
 
  Cancellation policy:
  st
  
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