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  1. SIP Trunking (3/4/2010)

    (7)

    List Price $67.00

    Publisher: Cisco Press

    Format BN.comUsed/New from
    Hardcover $43.22 (Save 35%) $48.34
  2. Asterisk Cookbook  
  3. Session Initiation Protocol (SIP): Controlling Convergent Networks: 1st Edition (7/1/2008)

    List Price $79.95

    Publisher: McGraw-Hill Professional Publishing

    Format BN.comUsed/New from
    Hardcover $55.37 (Save 30%) $77.81
  4. IP Telephony Demystified: 1st Edition (10/25/2002)

    (5)

    List Price $55.00

    Publisher: McGraw-Hill Companies, The

    Format BN.comUsed/New from
    Paperback $38.81 (Save 29%) $2.88
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