MCS Planning and Engineering
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Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 . Document status: Standard Document version: 04.02 Document date: 8 October 2009 Copyright © 2007-2009, Nortel Networks All Rights Reserved. Sourced in Canada 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, Nortel (Logo), and the Globemark are trademarks of Nortel Networks. IBM, Lotus, Lotus Notes, BladeCenter and BladeCenter T are trademarks of International Business Machines. Microsoft, and Windows are trademarks of Microsoft. Oracle is a trademark of Oracle Corporation. Red Hat is a registered trademark of Red Hat, Inc. RIM, BlackBerry and BlackBerry Enterprise Server are trademarks of Research in Motion, Inc. All other trademarks are the property of their respective owners. 3 Contents New in this release 11 Feature changes 11 New hardware 11 New operating system 12 New deployment options 12 Updated system components 12 New and updated clients 12 Easier installation, upgrades and commissioning 13 IP Phone 1535 Phase 2 13 Mobile Communication 3100 13 Mobile Personal Agent 13 Override Route 13 Other changes 14 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 Regulatory and license information 17 Red Hat Software 17 About this document 19 Audience for this document 19 Organization of this document 19 Indication of hypertext links 21 Indication of trademarks 21 Related documents 21 Acronyms 23 Introduction 29 MCS 5100 overview 29 MCS 5100 network topology 30 MCS 5100 functional components 31 Call processing engine 32 Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 04.02 Standard Release 4.0 8 October 2009 Copyright © 2007-2009, Nortel Networks . 4 Contents Signaling gateways 32 Media servers 33 Media gateways 33 Media clients 34 Operation, Administration, Maintenance, and Provisioning 36 Provisioning tools 37 Deployment options and functional components 39 Deployment Options 39 Core components 39 Other components 40 Small system (1 server) 40 Medium nonredundant system (4 servers) 41 Medium redundant system (8 servers) 42 MCS hardware platform 44 Physical server features 44 Software deployment on hardware components 45 Functional components 46 Session Manager 46 Database Manager 54 System Manager 56 Accounting Manager 57 Provisioning Manager 59 IP Client Manager 63 Wireless Client Manager 65 Border Control Point 67 Media Gateway 3200 71 Media Application Server 73 IP Phone 2007 73 IP Phone 2004 (Phase 1 or Phase 2) 77 IP Phone 2004 with SIP firmware 80 IP Phone 2002 81 IP Phone 1120E and IP Phone 1140E 82 Multimedia PC Client 82 Multimedia Web Client 85 Deployment considerations 87 MCS logical hierarchy 87 Level 5: Network Control Center (NCC) 89 Level 4: Network Signaling Center (NSC) 89 Level 3: Media Concentration Center (MCC) 89 Level 2: Local Point-of-Presence (PoP) 90 Level 1: MCS Client Site 90 Location infrastructure 90 MCS virtual network topology 92 Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 04.02 Standard Release 4.0 8 October 2009 Copyright © 2007-2009, Nortel Networks . Contents 5 Location precedence rules 95 MCS virtual network for Border Control Point 97 Border Control Point selection process 99 Border Control Point deployment considerations 106 MCS logical hierarchy design 107 Phase 1: MCS domain trees planning 107 Phase 2: MCS location trees planning 113 Phase 3: Routability Groups planning 116 Phase 4: Border Control Point Groups planning 117 Phase 5: MCS component capacity planning 118 Phase 6: IP network capacity planning 122 IP architecture components 124 Virtual Local Area Network (VLAN) and 802.1p 124 Differentiated Services (DiffServ) 126 Queuing 129 IP routing 131 Virtual Router Redundancy Protocol (VRRP) 132 Multi-Link Trunking (MLT) and Split Multi-Link Trunking (SMLT) 133 IP addressing 135 Packet filters and firewalls 136 Network Address and Port Translation (NAPT) 137 IP Virtual Private Network (VPN) 138 IP reference networks 140 Enterprise reference network 140 MCS 5100 deployment scenario 141 MCS logical hierarchy 142 Network architecture 142 IP network recommendations 145 MCS IP network topology 145 Protected MCS network 146 Enterprise Network 146 Service quality requirements and IP network performance requirements 147 Voice quality rating: MOS 148 Voice quality rating: R-values 148 QoS parameters 151 IP network qualification 160 QoS recommendations 163 Layer 2: Ethernet 802.1Q/P 164 Layer 3: IP Differentiated Services (DiffServ) 164 Nortel Networks Service Classes (NNSC) 166 NNSC queue mappings 167 MCS 5100 QoS support 170 QoS markings comparison 173 Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 04.02 Standard Release 4.0 8 October 2009 Copyright © 2007-2009, Nortel Networks . 6 Contents Global IP Sound (GIPS) NetEQ integration 175 IP Phone network considerations 177 Single Ethernet drop with wall power supply 177 Single Ethernet drop with power over Ethernet (POE) 178 Second Ethernet drop for IP Phones with AC power 179 Server-side network considerations 181 MCS 5100 LAN 181 IP network routing recommendations and considerations 182 IP addressing 182 IP routing 182 IP over WAN 183 Low-speed access link considerations 184 IP address requirements 185 IP network services requirements 186 Dynamic Host Configuration Protocol (DHCP) 186 Domain Name System (DNS) 186 Network Time Protocol (NTP) 187 Interworking with other networks 191 Interworking with circuit-switched networks 191 MCS 5100 support of circuit-switched signaling 192 Interworking with PBX 197 Interworking with PSTN 199 SIP Trunking 200 Traffic considerations 201 Traffic flow overview 201 Voice traffic 202 Overview 202 Enterprise deployment scenarios 203 Traffic within an enterprise site 204 Voice traffic in multi-site enterprise deployment 205 Voice media bandwidth 210 Video traffic 212 Instant Messaging traffic 212 Collaboration traffic 213 Converged Desktop traffic 213 Converged Desktop I service 214 Features for Converged Desktop I 214 Converged Desktop II service 219 Converged Desktop subscriber configuration 220 Features available in Converged Desktop II 221 Interfaces supported by Converged Desktop services 221 Session Manager cluster interworking 222 Multi-site interworking 222 Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 04.02 Standard Release 4.0 8 October 2009 Copyright © 2007-2009, Nortel Networks . Contents 7 IP network configuration 222 Network configuration 222 Converged Desktop II call flows 223 Converged Desktop media traffic 228 Security 231 Security strategies overview 231 Protecting MCS servers and gateways 232 MCS 5100 network topology 232 MCS network public interfaces 234 MCS network public interface protection 237 Access to Protected MCS Network 238 Access to MCS Public Accessible Network 241 Communication between MCS servers and gateways 242 Remote access security 263 SIP security options 263 Protecting end user traffic 264 Clients 264 Signaling 264 Media 264 Packet filter rules 264 Internal threat security 265 MCS operating system hardening measures 266 Update to latest patch 267 Linux operating system hardening 267 Windows 2000 operating system hardening measures 269 Guidelines for reliability and survivability 271 General guidelines for high availability design 271 Component reliability 271 Session Manager 271 System Manager 274 Accounting Manager 274 Database Manager 275 Provisioning Manager 275 Border Control Point 276 Media Application Server 278 Media Gateway 3200 278 IP Client Manager 278 IP Phones 280 Network Considerations 281 SIP-PSTN gateway reliability strategy 281 Domain considerations 283 Domain and subdomain 283 MCS telephony routes 285 Nortel Multimedia Communication Server 5100 MCS Planning and Engineering NN42020-200 04.02 Standard Release 4.0 8 October 2009 Copyright © 2007-2009, Nortel Networks . 8 Contents Class of Services 286 Enhanced 911 services 287 Overview 287 Emergency number provisioning 291 E911 translation and routing 291 Interworking with third-party components 295 Gateways 295 Vegastream 295 Mediatrix FXO and FXS Gateways 296 Voice mail servers 298 CAS interoperability 298 OAMP 301 Management system components 301 Fault management 304 Integrating with an OSS 305 Notifications 306 NE enrol notifications 306 NE de-enrol notifications 307 NE OSI state change notifications 308 Alarm notifications 308 Polling management data 309 Audit 310 Data synchronization 310 Active alarm status 311 State Information 312 Configuration management 312 Provisioning management 313 Accounting management 314 Accounting records 314 Accounting record transport 314 Accounting file rotation 316 Accounting file naming convention 316 Accounting alarms 316 IM related accounting 317 Performance management 317 OM data to be monitored for network growth and planning 317 Security management 317 Backup and restore strategy 318 Appendix A IP functional components 319 Routing 319 IP