Nortel MAS Manuale utente

Nortel Media Application Server

Media Application Server

Planning and Engineering

NN42020-201

Document status: Standard

Document version: 01.04

Document date: 27 July 2007

The information in this document is subject to change without notice. The statements, conﬁgurations, technical

data, and recommendations in this document are believed to be accurate and reliable, but are presented without

express or implied warranty. Users must take full responsibility for their applications of any products speciﬁed in this

document. The information in this document is proprietary to Nortel Networks.

Nortel, the Nortel logo, and the Globemark are trademarks of Nortel Networks.

IBM, Lotus, Lotus Notes, BladeCenter, and BladeCenter T are trademarks of IBM Corporation.

Microsoft, Microsoft Ofﬁce, Outlook, and Windows are trademarks of Microsoft Corporation.

All other trademarks are the property of their respective owners.

Sourced in Canada.

Revision history

July 2007

Standard 01.04. This document is up-issued to support the IBM x3550

hardware platform for Media Application Server.

May 2007

Standard 01.02. This document is up-issued to support multiapplication

MAS deployment.

January 2007

Standard 01.01. This document is issued to support Multimedia

Communication Server 5100 Release 4.0. This document contains

information previously contained in the legacy document, now retired: MAS

Network Deployment and Engineering Guide (NN10377-191).

December 2006

Standard 7.0. This document is updated for MCS 5100 Release 3.5. It

addresses CR Q01509188.

June 2006

Standard 6.0. This document is up-issued for MCS 5100 Release 3.5. It

addresses CR Q01348948.

May 2006

Standard 5.0. This document is up-issued for MCS 5100 Release 3.5. It

addresses CR Q01348948 and the MAS RoHS project.

January 2006

Standard 4.0. This document is up-issued for MCS 5100 Release 3.5.

Some referenced document numbers changed.

November 2005

Standard 3.0. This document is up-issued for MCS 5100 Release 3.5.

November 2005

Standard 2.0. This document is up-issued for MCS 5100 Release 3.5.

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

4Revision history

October 2005

Standard 1.0. This document is up-issued for MCS 5100 Release 3.5.

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

Contents

New in this release 11

Features 11

BCT for MAS 11

BCP/MAS co-residency 11

IBM x3550 12

MAS Radvision support 12

MAS Web Collaboration multilingual support 12

Meet Me enhancements 12

Other changes 13

How to get help 15

Finding the latest updates on the Nortel Web site 15

Getting help from the Nortel Web site 15

Getting help over the phone from a Nortel Solutions Center 15

Getting help from a specialist by using an Express Routing Code 16

Getting help through a Nortel distributor or reseller 16

About this document 17

Audience for this document 17

Organization of this document 17

Indication of hypertext links 18

Related documentation 18

Introduction 19

Media Application Server overview 19

Media Application Server services 19

Ad Hoc Audio Conferencing service 20

Announcements service 20

Treatment announcements 20

Branding announcements 23

IM Chat service 24

Meet Me Audio Conferencing service 26

Meet Me Audio Conferencing IM Chat feature 27

Meet Me Audio Conferencing Premium feature 28

DivX Multipoint Video Conferencing 28

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

6Contents

Video conferencing features 29

Meet Me Web Collaboration 30

Music on Hold service 31

Media Application Server in the MCS 5100 solution 31

MCS Ringback and Treatment Service 32

Ringback and treatment service functionality overview 32

Triggering of ringback 33

SIP protocol considerations 34

Population of the SIP messaging for ringback service 35

Error or unusual scenario behavior 37

Media Application Server conﬁguration 37

Conﬁguring ringback service 37

Conﬁguring announcement ﬁles on the MAS 37

Accounting 38

SDP record to hold CS 1000 if hold is required for media changes 38

Connect Egress record to establish session with MAS 39

Disconnect record to disconnect MAS leg 40

SDP record to change CS 1000 media with MAS media 40

Restrictions and limitations 41

Media Application Server platform 43

Hardware platform options 44

IBM xSeries 3550 platform 46

IBM xSeries 336 platform 48

IBM xSeries 335 platform 49

Changing the MAS platform 50

IBM eServer BladeCenter chassis 50

BCP/MAS Co-residency 66

Multiapplication MAS 67

Network Connectivity 68

Power 70

Dimensions 73

Software 75

System scalability and expansion 76

Music on Hold and Announcements system scalability 76

IM Chat service system scalability and expansion 81

Meet Me Audio Conferencing system scalability and expansion 82

Ad Hoc system scalability and expansion 85

OAMP 89

Accounting records for Meet Me Audio Conferencing and Ad Hoc Audio

Conferencing 91

OAMP considerations for the Announcements service 93

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

Contents 7

Network considerations 95

IP requirements 96

IP requirements for the IBM xSeries 336 and xSeries 335 96

IP requirements for the IBM eServer BladeCenter or BladeCenter T 96

SNMP and the Media Application Server 97

Service-speciﬁc network considerations 98

Ad Hoc Audio Conferencing network considerations 99

Meet Me Audio Conferencing network considerations 99

IM Chat network considerations 99

Media Application Server reliable network conﬁguration 99

IBM xSeries 335 and 336 reliable network conﬁguration 100

IBM eServer BladeCenter and BladeCenter T reliable network conﬁguration 101

Multilink trunking 104

SIP network considerations 104

Provisioning and routing guidelines for Media Application Server services 105

Inheritance 107

Provisioning guidelines 108

Routing scenarios 109

Content store activation 109

Data backup and restore for the Media Application Server 110

Capacities 111

Capacity data for Ad Hoc Audio Conferencing, Meet Me Audio Conferencing, and

Meet Me Premium Audio Conferencing 111

Capacity data for Ad Hoc Audio Conferencing running on the IBM xSeries 335

and IBM xSeries 336 112

Capacity data for Ad Hoc Audio Conferencing running on the IBM HS20 blade

server 112

Capacity data for Meet Me Audio Conferencing running on the IBM HS20 blade

server 112

Capacity data related to IM Chat and Announcements 113

License keys 113

Impact of license keys on the Ad Hoc and Meet Me Audio Conferencing

services 113

License keys impact on Music on Hold and Announcements services 114

Quality of service 117

DiffServ marking 117

Fault tolerance and reliability 119

Security 121

Microsoft IP ﬁlter and Microsoft ports 121

Media Application Server ports 122

Media Application Server security 123

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

8Contents

Ad Hoc Audio Conferencing security 123

Meet Me Audio Conferencing security 125

Security issues speciﬁc to the IM Chat service 126

SNMP security properties 128

Microsoft hotﬁxes contained in the Media Application Server image 130

Call Flow 131

Call ﬂow scenarios 131

Click-to-call with far end ringback 131

Click-to-call with no far end ringback 132

Click-to-call transfer target with CODECCHANGE value set to False 133

Click-to-call transfer target with CODECCHANGE value set to TRUE 134

Click-to-call failure - treatment applied 135

Tables

Table 1 Treatment (cause) group reasons 21

Table 2 Branding for calls between users within subdomains of a domain 24

Table 3 Default IM Chat parameters 25

Table 4 Error or unusual ringback or treatment service behaviors 37

Table 5 MCS 5100 platform options for the Media Application Server 45

Table 6 IBM xSeries 3550 components 47

Table 7 IBM xSeries 336 components 49

Table 8 IBM xSeries 335 components 50

Table 9 Standard IBM eServer BladeCenter conﬁguration for the Media

Application Server 51

Table 10 Standard IBM eServer BladeCenter T conﬁguration for the Media

Application Server 55

Table 11 IBM HS20 blade server 57

Table 12 An explanation of the IBM HS20 blade server indicators and

controls 59

Table 13 Meet Me Audio Conferencing requirements 62

Table 14 Music on Hold and Announcements services requirements 65

Table 15 Port limits for multiapplication MAS deployments 67

Table 16 IBM xSeries 3550 power requirements 70

Table 17 IBM xSeries 336 power requirements 71

Table 18 IBM xSeries 335 power requirements 71

Table 19 IBM eServer BladeCenter power, heat, cooling, and sound

speciﬁcations 72

Table 20 IBM eServer BladeCenter T power, heat, cooling, and sound

speciﬁcations 72

Table 21 IBM BladeCenter T power domains and associated modules 73

Table 22 IBM xSeries 3550 dimensions and weight 73

Table 23 IBM xSeries 336 dimensions and weight 74

Table 24 IBM xSeries 335 dimensions and weight 74

Table 25 IBM eServer BladeCenter dimensions and weight 74

Table 26 IBM eServer BladeCenter T dimensions and weight 75

Table 27 UDP port ranges 95

Table 28 IP Requirements summary for the IBM eServer BladeCenter or

BladeCenter T 97

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

Contents 9

Table 29 MPUs by Ptime and CODEC 111

Table 30 License key exhaustion thresholds 114

Table 31 QoS and time values 117

Table 32 Microsoft open ports in TCP/IP Filter 121

Table 33 Media Application Server IP ports 122

Table 34 Microsoft hotﬁxes beyond Service Pack 4 130

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

10 Contents

Nortel Media Application Server

Media Application Server Planning and Engineering

NN42020-201 01.04 Standard

4.0 27 July 2007

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