AASTRA 53i sip ip phone User Manuals

Table of Contents

• General Information

  6
  • Release Content Information

    6
  • Hardware Supported

    6
  • Bootloader Requirements

    6
• IP Phone Models

  7
  • Model 53i IP Phone

    8
  • Model 55i IP Phone

    9
  • Model 57i IP Phone

    10
  • Model 57i CT IP Phone

    11
    • Base Unit

      11
    • Cordless Handset Features

      11
• Optional Equipment (for 55i, 57i, and 57i CT only)

  12
  • Description

    12
  • Model 536EM Expansion Module (for all models)

    13
  • Module 560EM Expansion Module (for 57i and 57i CT only)

    13
• Changes in 2.0.1, Build 2000

  14
  • Description

    14
  • Daylight Savings Time Change

    14
    • New Federally Mandated Daylight Savings Time (DST) Observance

      14
    • Setting Time Zone and DST via IP Phone UI (User and Admin)

      15
    • Setting Time Zone and DST via Configuration Files (Admin only)

      16
• Contacting Aastra Telecom Support

  24