Nortel Networks 1000S User Manuals

Table of Contents

• Title page

  1
• Contents

  5
• About this document

  7
  • Subject

    7
  • Applicable systems

    8
  • Intended audience

    8
  • Conventions

    8
  • Related information

    8
• Description and features

  11
  • Contents

    11
  • Introduction

    12
    • Migrating to an IP telephony network

      12
  • Features

    14
    • Capacity

      14
    • Flexibility and redundancy

      14
    • Software applications

      15
    • Enhanced system management

      18
    • Terminal equipment

      19
    • Interworking/Interoperability

      22
• System architecture

  23
  • Contents

    23
  • Hardware architecture

    24
    • Call Server

      26
    • Small System Controller card

      26
    • Signaling Server

      27
    • Media Gateway 1000S

      29
    • Ethernet switch (customer-supplied)

      30
    • Power over LAN (optional)

      30
    • Infrastructure

      30
  • Software architecture

    31
    • Centralized Automatic Software Upgrade

      31
    • Centralized upgrade

      31
    • Centralized patching

      31
    • File uploading

      31
    • Patching implementation

      31
• Configuration options

  33
  • Contents

    33
  • Introduction

    33
  • Single campus deployment

    35
  • Multiple buildings in a campus

    37
  • Multiple sites

    38
    • Routing to and from local branch offices

      39
  • Distributed Call Servers

    40
  • Reliability strategies

    41
    • IP telephony node configuration

      43