Nortel Networks NN43001-121 User Manuals

Table of Contents

• New in this release

  9
  • Office Communications Server 2007 features

    9
  • Other changes

    9
    • Revision History

      10
• How to get help

  11
  • Getting help from the Nortel web site

    11
  • Getting help over the telephone from a Nortel Solutions Center

    11
  • Getting help from a specialist by using an Express Routing Code

    11
  • Getting help through a Nortel distributor or reseller

    12
• Introduction

  13
• Converged Office component overview

  15
  • Converged Office

    15
  • Enterprise Voice

    17
  • OCS 2007 Voice components

    18
  • Media Gateways

    19
  • Mediation Server

    20
  • Remote Call Control with SIP CTI (TR/87)

    22
  • Telephony Gateway and Services

    23
  • Personal Call Assistant

    25
  • Access Edge Server

    27
  • OCS 2007 snap-in

    27
  • Multimedia Convergence Manager

    28
  • CDR data collection

    28
  • SIP CTI (TR/87) Protocol

    29
  • Hardware Load Balancer

    31
  • Office Communicator 2007

    32
  • Documentation References

    32
• Planning and engineering

  35
  • Planning process

    35
  • Network configuration

    36
    • Multiple customer network

      40
    • Multiple location network

      42
  • Load Balancer planning

    43
    • Load Balancer requirements

      44
    • Redundancy with Load Balancers

      45
    • Nortel Application Switch

      46
  • Capacity planning

    46
    • OC 2007 client requirements

      47
    • Load Balancer capacity requirements

      47
    • SIP CTI (TR/87) services requirements

      47
    • Mediation server requirements

      49
    • Signaling Server requirements

      49
    • Call Server requirements

      50
    • OCS Proxy and MCM capacity requirements

      50
  • General requirements

    51
    • Server topology

      52
    • Operating System Requirements

      52
    • Hardware Requirements

      53
    • Virtual Server 2005

      54
    • Storage

      55
    • Trunks

      55
    • Basic Client Configuration

      58
    • Port use

      58
    • Security

      59
    • Dial Plan considerations

      61
    • Number formats supported by Office Communicator

      63
    • E.164 international format numbers for SIP Gateway and SIP CTI

      66
  • Telephony Gateway and Services planning

    66
    • Systems, platforms, and applications

      66
  • Remote Call Control with SIP CTI

    73
  • LCS 2005 and OCS 2007 coexistence

    82
    • Client considerations

      82
    • Converged Office functionality

      82
    • MCM 2.0 to MCM 3.0

      84
    • Load balancer considerations

      84
  • Migration planning from LCS 2005 to OCS 2007

    84
    • Determine your deployment options

      86
    • Migration process

      86
    • Description of Migration Phases

      88
  • Unified Messaging

    90
    • OCS 2007 users using CallPilot

      90
    • OCS 2007 users using UM 2007integrated

      92
    • OCS 2007 users using UM 2007non-integrated

      95
    • Signaling with integrated Voice Mail

      97
    • Signaling with non-integrated Voice Mail

      98
• Installation

  101
  • OCS 2007 installation preparation and deployment

    103
  • CS 1000 and Signaling Server installation

    105
  • OCS 2007 component installation

    105
  • OCS Proxy server installation

    107
  • Load Balancer installation

    108
  • MCM installation

    109
• Configuration

  111
  • Active Directory configuration

    112
  • Office Communications Server configuration

    119
    • Load Balancer configuration

      120
    • Voice Properties configuration

      120
    • OCS configuration procedures

      122
    • Configuration of Static Routes

      122
    • Host Authorization and Routing configuration

      122
    • Mediation Server configuration

      133
  • MCM 3.0 configuration

    134
    • MCM architecture

      135
    • MCM Direct configuration

      137
    • MCM management console

      137
  • Telephony Gateway and Services configuration

    150
    • Call Server configuration

      151
    • Configuring the Codec

      151
    • Loss Plan configuration

      152
    • Dialing Plan configuration to route to MCM

      153
    • Configuring the Personal Call Assistant

      154
    • Caller ID table configuration

      157
    • Home LOC and Home NPA configuration

      159
    • DNS Server configuration

      159
    • SIP Trunk configuration

      160
    • Domain naming

      163
    • URI Mapping

      165
    • SIP Gateway CLID Parameters configuration

      167
    • SPS configuration

      168
    • NRS configuration

      169
    • CDR configuration

      170
    • E.164 International Format Numbers from Office Communicator - Computer Calls (SIP Gateway)

      170
    • Phone number normalization

      171
  • Remote Call Control configuration

    171
    • Remote Call Control and PBX integration

      171
    • RCC and PBX integration on OC client

      172
    • CS 1000 configuration

      173
    • Signaling Server configuration

      177
    • SIP CTI Services configuration settings

      181
    • SIP CTI CLID configuration parameters

      185
    • Configuring the SIP URI Map

      189
    • Configuring CDR

      190
    • Dialing E.164 International Format Numbers from Office Communicator - Phone Calls (SIP CTI)

      190
  • Normalizing phone numbers

    192
  • SIP Routing and Redundancy configuration

    198
  • OCS 2007 users using UM 2007 in integrated mode

    198
    • Option 1 adding user Alias as Exchange UM

      198
    • Option 2 adding CS 1000 DN as Exchange UM

      203
• Maintenance

  209
  • Introduction

    209
  • Communication Server 1000

    209
  • MCM 3.0

    209
  • Remote Call Control

    210
    • Operational Measurements for SIP CTI

      212
• Troubleshooting

  215
  • Checking Telephony Gateway (SIP Gateway) configuration

    215
  • Checking Remote Call Control (SIP CTI) configuration

    216
  • Lack of memory on Signaling Server

    216
  • SIP CTI services does not come up

    217
    • SIP Dialog not established

      217
    • Solution 1: Check configuration parameters in AD

      218
    • Solution 2: Confirm FQDN and the IP address are correct

      218
    • SIP CTI service is down

      218
  • MCM not synchronizing new users in AD Cache mode

    220
    • Solution 1: Check the Global Catalog content manually

      220
    • Solution 2: Access permissions for the AD object properties

      221
    • Solution 3: Enable propagation of the AD to the Global Catalog

      222
  • OC client not registered

    223
  • Pop-up not displayed

    223
  • Two pop-ups are displayed

    224
  • Delay for a SIP Gateway call

    224
  • Call Forward is cancelled by Office Communicator

    224
  • Office Communicator disconnecting from the network

    225
  • Capturing traces and logs

    225
    • Communication Server 1000 traces

      225
    • AML traces on the Call Server (SIP CTI only)

      226
    • SIP CTI traces on the Signaling Server

      226
    • SIP Gateway traces on the Signaling Server

      227
    • MCM logs

      228
    • Activating MCM logging

      229
    • OCS logs

      231
  • Case checklists

    234
• Call Flow and protocol details

  237
  • Contents

    237
  • Overview

    237
  • Message sequence

    238
  • Call flow

    239
    • Telephony Gateway and Services call flow

      239
  • Supported features

    246
• Configuration Examples

  249
  • Contents

    249
  • Introduction

    249
  • Standard Edition

    249
    • Setting up the lab

      250
    • Collecting required data

      251
    • Configuring the Call Server

      252
    • Signaling Server checklist

      262
    • Active Directory user configuration

      269
    • Checking the MCM installation and configuration

      272
  • Enterprise Edition

    275
    • Overview of general lab set-up

      275
    • OCS Management Console

      278
    • Security/Certificates

      282
    • Host Authorization

      283
    • Routing

      284
    • Configuring DNS

      286
    • Active Directory configuration

      288
    • Installing and configuring MCM

      289
    • Signaling Server checklist

      292
    • Configuring NRS

      293
    • Normalizing Phone Numbers

      295
• Abbreviations

  297
• Figures

  17
  • Figure 1 Enterprise Voice components - OCS 2007

    17
  • Figure 2 Core routing server components

    19
  • Figure 3 CS 1000 and OCS 2007 logical network elements

    20
  • Figure 4 Signaling and Media path between the OC client and CS 1000

    21
  • Figure 5 Remote Call Control

    23
  • Figure 6 Dual forking example

    25
  • Figure 7

    26
  • Figure 8 Call Appearance pop-up window

    29
  • Figure 9 SIP diagram

    30
  • Figure 10 IP diagram

    31
  • Figure 11 Small network configuration

    38
  • Figure 12 Medium network configuration

    39
  • Figure 13 Large network configuration

    40
  • Figure 14 Multiple customer network

    41
  • Figure 15 Multiple location network

    42
  • Figure 16 Incoming Load Balancer

    46
  • Figure 17 SIP CTI (TR/87) example

    49
  • Figure 18 Signaling security

    60
  • Figure 19 Signaling security with TLS

    61
  • Figure 20 Signaling and media paths

    63
  • Figure 21 North American format

    64
  • Figure 22 Outside North America format

    64
  • Figure 23 SIP routing

    68
  • Figure 24 Computer call

    69
  • Figure 25 Simple network diagram

    74
  • Figure 26

    85
  • Figure 27 Signaling integrated

    98
  • Figure 28 Signaling non-integrated

    99
  • Figure 29 Installation and configuration flow

    102
  • Figure 30 OCS 2007 installation preparation and deployment flow chart

    104
  • Figure 31 Configuration flow chart

    112
  • Figure 32 Active Directory (Microsoft LDAP server)

    113
  • Figure 33 User properties

    114
  • Figure 34 Enable Office Communications Server connectivity for a user in Active Directory

    115
  • Figure 35 Enable Remote call control

    117
  • Figure 36 Enable Enterprise Voice and PBX integration

    118
  • Figure 37 Enable both RCC and Enterprise Voice

    119
  • Figure 38 Opening Office Communications Server

    123
  • Figure 39 Office Communications Server Front Ends

    124
  • Figure 40 Routing tab

    125
  • Figure 41 Opening the Computer Management console

    126
  • Figure 42 Office Communications Server Management Console

    127
  • Figure 43 Routing tab

    128
  • Figure 44 Edit Authorized Host

    129
  • Figure 45 MCM architecture

    136
  • Figure 46 MCM

    139
  • Figure 47 MCM configuration window

    140
  • Figure 48 Mediation routing table

    142
  • Figure 49 Element Manager SIP URI MAP

    144
  • Figure 50 Get SIP URI

    145
  • Figure 51 Get phone

    146
  • Figure 52 Replicating attributes to the Global Catalog

    147
  • Figure 53 Enable phone integration on the client

    150
  • Figure 54 Codec configuration

    152
  • Figure 55 Dialing plan to route to MCM

    153
  • Figure 56 DNS configuration

    160
  • Figure 57 SIP Gateway configuration window

    161
  • Figure 58 SIP Trunk Domain name

    164
  • Figure 59 Element Manager Signaling Server Properties

    165
  • Figure 60 SIP URI Map

    166
  • Figure 61 SIP GW CLID Parameters

    167
  • Figure 62 Office Communications Server Service Domain

    169
  • Figure 63 Enable integration with your phone system

    173
  • Figure 64 LD 22: ISM Limit printout

    175
  • Figure 65 TR/87 Node configuration

    178
  • Figure 66 SIP Gateway configuration

    179
  • Figure 67 DNS configuration

    180
  • Figure 68 SIP CTI Services settings

    182
  • Figure 69 North American CLID manipulation

    188
  • Figure 70 Non-North American CLID Manipulation

    189
  • Figure 71 SIP URI Map

    190
  • Figure 72 SIP INFO message

    191
  • Figure 73 Normalization rule example for UDP dial plan

    195
  • Figure 74 Company phone number normalization rules for CDP

    196
  • Figure 75 Refresh Address Book on the server

    197
  • Figure 76 Refresh Address Book on the client

    197
  • Figure 77 User Properties window for Exchange UM

    200
  • Figure 78 UM Address

    201
  • Figure 79 Dial plan window

    202
  • Figure 80 Unified Messaging Properties window

    203
  • Figure 81 User Properties window for Exchange UM

    204
  • Figure 82 UM Address

    205
  • Figure 83 Dial Plan window

    206
  • Figure 84 Unified Messaging Properties window

    207
  • Figure 85 nslookup tool

    218
  • Figure 86 Screen output example for SIP CTI status

    219
  • Figure 87 Example of screen output for SIP CTI Traces on the Signaling Server

    227
  • Figure 88 Example of screen output for SIP Gateway trace

    228
  • Figure 89 MCM logs

    229
  • Figure 90 Event Viewer window

    231
  • Figure 91 OCS debugging tool

    232
  • Figure 92 Turn on Logging and Windows Event Logging

    233
  • Figure 93 No PBX connection for OC client

    234
  • Figure 94 Message sequence diagram - CSTA Session Establishment and Monitor Start

    238
  • Figure 95 SIP INFO message with ECMA-323 content

    239
  • Figure 96 Inbound call to OC client with SPS, OC client answers

    240
  • Figure 97 Inbound call to OC client with SRS, phone answers

    241
  • Figure 98 Direct inbound call to OC client, OC client answers

    242
  • Figure 99 Outbound call from OC client to another client, phone answers

    243
  • Figure 100 Outbound call from OC client to another OC client, OC client answers

    244
  • Figure 101 Call Forward call flow by OC client

    245
  • Figure 102 Remote Call Control Session Establishment through SRS

    246
  • Figure 103 Overview of lab setup

    250
  • Figure 104 FQDN of the OCS 2007 Front End server

    263
  • Figure 105 DNS configuration on the Signaling Server

    263
  • Figure 106 SIP GW Settings

    264
  • Figure 107 SIP URI Map

    265
  • Figure 108 SIP CTI Services

    266
  • Figure 109 Signaling Server and MCM Endpoints status on NRS

    267
  • Figure 110 Routing Entry

    268
  • Figure 111 Host Authorization

    269
  • Figure 112 General user properties

    270
  • Figure 113 Communications properties

    271
  • Figure 114 User Options

    272
  • Figure 115 MCM Application

    273
  • Figure 116 MCM Gateway Endpoint configuration

    274
  • Figure 117 MCM Configuration screen

    275
  • Figure 118 OCS Enterprise Edition General Overview

    276
  • Figure 119 OCS Management Console

    279
  • Figure 120 Determining the exact FQDN of the pool

    280
  • Figure 121 Default applications

    281
  • Figure 122 General settings

    282
  • Figure 123 Front End server Certificate

    283
  • Figure 124 Host Authorization for Front End server

    284
  • Figure 125 Routing for Enterprise Pool

    285
  • Figure 126 Edit Static Route

    286
  • Figure 127 sipinternaltls SRV records

    287
  • Figure 128 Host (A) record for the Pool

    288
  • Figure 129 User Advanced Settings

    289
  • Figure 130 RTC Server Local Group

    290
  • Figure 131 RTC Server Application group

    291
  • Figure 132 MCM configuration

    292
  • Figure 133 SIP URI

    293
  • Figure 134 MCM endpoints

    294
  • Figure 135 Routing Entries for Endpoints

    295
• Tables

  33
  • Table 1 Nortel technical documentation

    33
  • Table 2 Microsoft OCS 2007 and OC 2007 documentation

    34
  • Table 3 Load balancer minimum configuration

    44
  • Table 4 Maximum call rate

    50
  • Table 5 Maximum supported users for each topology

    52
  • Table 6 Office Communications Server 2007 Standard and Enterprise Edition hardware requirements

    53
  • Table 7 Mediation Server hardware requirements

    53
  • Table 8 OCS Proxy server hardware requirements

    53
  • Table 9 Back end database for a small to medium Enterprise pool

    54
  • Table 10 Back end database for a large Enterprise pool

    54
  • Table 11 Office Communicator client requirements

    54
  • Table 12 Inputs

    56
  • Table 13 Traffic figures

    56
  • Table 14 Systems, platforms, and applications

    66
  • Table 15 Supported systems, platforms, and applications

    74
  • Table 16 SIPCTIStop all command

    79
  • Table 17 Feature Interactions of RCC

    80
  • Table 18 Default configuration parameters

    84
  • Table 19 User experience

    86
  • Table 20 CallPilot configurations

    91
  • Table 21 Unified Messaging 2007 integrated Option 1

    92
  • Table 22 Unified Messaging 2007 integrated Option 2

    94
  • Table 23 Unified Messaging 2007 non-integrated

    95
  • Table 24 OCS Servers Routing and Host Authorization Summary

    129
  • Table 25 Routing rules

    130
  • Table 26 Network topology fields

    141
  • Table 27 Incoming Call Processing parameters

    143
  • Table 28 Active Directory configuration

    144
  • Table 29 Network dial plan

    148
  • Table 30 Outgoing CLID Number Parameters

    148
  • Table 31 Outgoing CLID Name Parameters

    148
  • Table 32 LD 22

    155
  • Table 33 LD 20

    155
  • Table 34 LD 11

    158
  • Table 35 LD 15

    159
  • Table 36

    175
  • Table 37 LD 11Twinning a station

    176
  • Table 38 Signaling Server OAM Level CLI commands

    210
  • Table 39 Signaling Server Expert Level CLI commands

    213
  • Table 40 Check the SIP CTI status

    219
  • Table 41 LD 48

    220
  • Table 42 LD 48

    226
  • Table 43 SIP CTI trace in PDT

    226
  • Table 44 SIP Gateway trace in PDT

    227
  • Table 45 Signaling Server information

    234
  • Table 46 Call Server information

    234
  • Table 47 NRS configuration information

    235
  • Table 48 MCM configuration information

    235
  • Table 49 OCS configuration information

    235
  • Table 50 Active Directory configuration information

    235
  • Table 51 Tracing information

    236
  • Table 52 SIP CTI supported features

    246
  • Table 53 Microsoft Active Directory

    251
  • Table 54 Network Routing Service (NRS)

    251
  • Table 55 Element Manager for Signaling Server

    251
  • Table 56 MCM

    252
  • Table 57 LD 22check for licenses

    253
  • Table 58 LD 22MS_CONV package

    254
  • Table 59 LD 22Check VSID and ELAN ID configuration

    254
  • Table 60 LD 20SIP Trunk configuration

    254
  • Table 61 LD 21SIP Route configuration

    255
  • Table 62 LD 11TN configuration

    256
  • Table 63 LD 11

    257
  • Table 64 LD 21Confirm PCA is activated

    258
  • Table 65 LD 21Confirm PCA for SIP Gateway

    258
  • Table 66 LD 87Configure DSC for PCA

    261
  • Table 67 Microsoft Active Directory

    276
  • Table 68 OCS

    277
  • Table 69 NRS

    277
  • Table 70 Element Manager

    277