Cisco Voice over IP (CVoice)
Foundation learning for CCVP voice over IP
(Sprache: Englisch)
Authorized Self-Study Guide Cisco Voice over IP (CVOICE) Third Edition Foundation learning for CVOICE exam 642-436 Kevin Wallace, CCIE No. 7945 Cisco Voice over IP (CVOICE), Third Edition, is a Cisco-authorized, self-paced learning tool for CCVP foundation...
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Authorized Self-Study Guide Cisco Voice over IP (CVOICE) Third Edition Foundation learning for CVOICE exam 642-436 Kevin Wallace, CCIE No. 7945 Cisco Voice over IP (CVOICE), Third Edition, is a Cisco-authorized, self-paced learning tool for CCVP foundation learning. This book provides you with the knowledge and skills required to plan, design, and deploy a Cisco voice-over-IP (VoIP) network and to integrate gateways and gatekeepers into an enterprise VoIP network. By reading this book, you will gain a thorough understanding of converged voice and data networks and also the challenges you will face implementing various network technologies. Cisco Voice over IP (CVOICE) presents you with information on the foundational elements of VoIP calls, the description of dial plans, and the implementation of gateways, gatekeepers, and Cisco Unified Border Elements (Cisco UBEs). The book gives you the information needed to implement and support data and voice integration solutions at the network-access level.
Whether you are preparing for CCVP certification or simply want to gain a better understanding of VoIP fundamentals, you will benefit from the foundation information presented in this book. Cisco Voice over IP (CVOICE), Third Edition, is part of a recommended learning path from Cisco that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press. To find out more about instructor-led training, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit http://www.cisco.com/go/authorizedtraining. Kevin Wallace, CCIE No. 7945, is a certified Cisco instructor, and he teaches courses in the Cisco CCSP, CCVP, and CCNP(R) tracks. With 19 years of Cisco networking experience, Kevin has been a network design specialist for the Walt Disney World Resort and a network manager for Eastern Kentucky University. * Integrate VoIP into an existing data network * Design a VoIP network for optimal voice quality * Examine the various call types in a VoIP network * Configure analog voice interfaces and dial peers * Perform call signaling over digital voice ports * Implement H.3
23, MGCP, and SIP protocols on Cisco IOS(R) gateways * Identify dial plan characteristics * Configure advanced dial plans * Deploy H.323 gatekeepers * Implement a Cisco UBE router to provide protocol interworking Companion CD-ROM The CD-ROM contains a bonus 90 minutes of video demonstrations. Watch the author perform fundamental CVoice configuration tasks in a series of six video-on-demand labs. This volume is in the Certification Self-Study Series offered by Cisco Press. Books in this series provide officially developed self-study solutions to help networking professionals understand technology implementations and prepare for the Cisco Career Certifications examinations. Category: Voice over IP Covers: CVoice exam 642-436
Inhaltsverzeichnis zu „Cisco Voice over IP (CVoice) “
Chapter 1 Introducing Voice over IP Networks 3 VoIP Fundamentals 3 Cisco Unified Communications Architecture 3 VoIP Overview 4 Components of a VoIP Network 6 VoIP Functions 7 VoIP Signaling Protocols 9 The H.323 Umbrella 9 MGCP 11 Session Initiation Protocol 12 Skinny Client Control Protocol 12 Comparing VoIP Signaling Protocols 12 VoIP Service Considerations 15 Media Transmission Protocols 16 Real-Time Transport Protocol 16 RTP Control Protocol 17 Compressed RTP 18 Secure RTP 20 Introducing VoIP Gateways 21 Understanding Gateways 21 Modern Gateway Hardware Platforms 24 Well-Known and Widely Used Enterprise Models 27 Standalone Voice Gateways 30 Summary of Voice Gateways 34 IP Telephony Deployment Models 36 Summary 50 Chapter Review Questions 51 Chapter 2 Considering VoIP Design Elements 55 VoIP Fundamentals 55 IP Networking and Audio Clarity 55 Audio Quality Measurement 61 VoIP and QoS 63 Transporting Modulated Data over IP Networks 66 Understanding Fax/Modem Pass-Through, Relay, and Store and Forward 67 Modem Relay 71 Gateway Signaling Protocols and Fax Pass-Through and Relay 74 DTMF Support 82 Processing Voice Packets with Codecs and DSPs 84 Codecs 85 Impact of Voice Samples and Packet Size on Bandwidth 87 Data Link Overhead 88 Security and Tunneling Overhead 88 Calculating the Total Bandwidth for a VoIP Call 88 Effects of Voice Activity Detection on Bandwidth 90 DSP 91 Codec Complexity 95 DSP Requirements for Media Resources 98 Configuring Conferencing and Transcoding on Voice Gateways 107 Cisco IOS Configuration Commands for Enhanced Media Resources 114 Verifying Media Resources 119 Summary 120 Chapter Review Questions 121 Chapter 3 Routing Calls over Analog Voice Ports 125 Introducing Analog Voice Applications on Cisco IOS Routers 125 Local Calls 125 On-Net Calls 126 PLAR Calls 127 PBX-to-PBX Calls 128 Intercluster Trunk Calls 129 Summarizing Examples of Voice Port Applications 131 Introducing Analog Voice Ports on Cisco IOS Routers 132 Voice Ports 132 Analog
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Voice Ports 133 Configuring Analog Voice Ports 144 Trunks 150 Centralized Automated Message Accounting 154 Direct Inward Dial 157 Timers and Timing 159 Verifying Voice Ports 160 Introducing Dial Peers 164 Understanding Call Legs 164 Understanding Dial Peers 165 Configuring POTS Dial Peers 167 Configuring VoIP Dial Peers 169 Configuring Destination Pattern Options 172 Matching Inbound Dial Peers 175 Characteristics of the Default Dial Peer 177 Matching Outbound Dial Peers 179 Summary 180 Chapter Review Questions 181 Chapter 4 Performing Call Signaling over Digital Voice Ports 185 Introducing Digital Voice Ports 185 Digital Trunks 186 T1 CAS 188 E1 R2 CAS 189 ISDN 191 ISDN Signaling 195 Configuring a T1 CAS Trunk 208 Configuring an E1 R2 Trunk 218 Configuring an ISDN Trunk 220 Verifying Digital Voice Ports 225 Using QSIG for Digital Signaling 232 QSIG Overview 232 Configuring QSIG Support 236 Verifying QSIG Trunks 239 Summary 242 Chapter Review Questions 243 Chapter 5 Examining VoIP Gateways and Gateway Control Protocols 247 Configuring H.323 247 H.323 Gateway Overview 247 Why H.323 250 H.323 Network Components 253 H.323 Call Establishment and Maintenance 258 H.323 Call Flows 259 H.323 Multipoint Conferences 261 Configuring H.323 Gateways 263 Verifying an H.323 Gateway 274 Implementing MGCP Gateways 275 MGCP Overview 275 Why MGCP 276 MGCP Architecture 277 Basic MGCP Concepts 280 MGCP Call Flows 283 Configuring MGCP Gateways 285 Verifying MGCP 290 Implementing SIP Gateways 293 SIP Overview 294 Why SIP 296 SIP Architecture 297 SIP Call Flow 299 SIP Addressing 302 SIP DTMF Considerations 304 Configuring SIP 305 Verifying SIP Gateways 309 Summary 315 Chapter Review Questions 316 Chapter 6 Identifying Dial Plan Characteristics 321 Introducing Dial Plans 321 Dial Plan Overview 321 Endpoint Addressing 324 Call Routing and Path Selection 325 Digit Manipulation 325 Calling Privileges 326 Call Coverage 326 Scalable Dial Plans 326 PSTN Dial Plan Requirements 328 ISDN Dial Plan Requirements 330 Configuring PSTN Dial Plans 331 Verifying PSTN Dial Plans 341 Numbering Plan Fundamentals 348 Numbering Plan Overview 348 Numbering Plan Categories 349 Scalable Numbering Plans 351 Overlapping Numbering Plans 352 Private and Public Numbering Plan Integration 353 Enhancing and Extending an Existing Plan to Accommodate VoIP 355 911 Services 357 Implementing a Numbering Plan Example 359 Summary 361 Chapter Review Questions 362 Chapter 7 Configuring Advanced Dial Plans 367 Configuring Digit Manipulation 367 Digit Manipulation 367 Digit Collection and Consumption 370 Digit Stripping 371 Digit Forwarding 372 Digit Prefixing 373 Number Expansion 374 Caller ID Number Manipulation 377 Voice Translation Rules and Profiles 380 Voice Translation Profiles Versus the dialplan-pattern Command 390 Configuring Digit Manipulation 393 Configuring Path Selection 397 Call Routing and Path Selection 397 Dial Peer Matching 398 Matching Dial Peers in a Hunt Group 404 H.323 Dial-Peer Configuration Best Practices 405 Path Selection Strategies 406 Site-Code Dialing and Toll-Bypass 407 Tail-End Hop--Off (TEHO) 409 Configuring Site-Code Dialing and Toll-Bypass 410 Outbound Site-Code Dialing Example 415 Inbound Site-Code Dialing Example 416 Configuring TEHO 417 Implementing Calling Privileges on Cisco IOS Gateways 420 Calling Privileges 420 Understanding COR on Cisco IOS Gateways 421 Understanding COR for SRST and CME 426 Configuring COR for Cisco Unified Communications Manager Express 427 Configuring COR for SRST 433 Verifying COR 434 Summary 434 Chapter Review Questions 436 Chapter 8 Configuring H.323 Gatekeepers 441 H.323 Gatekeeper Fundamentals 441 Gatekeeper Overview 441 Gatekeeper Hardware and Software Requirements 445 Gatekeeper Signaling 445 Call Flows with a Gatekeeper 464 Zone Prefixes 468 Technology Prefixes 469 Gatekeeper Call Routing 471 Directory Gatekeepers 479 Gatekeeper Transaction Message Protocol 486 Verifying Gatekeepers 487 Configuring H.323 Gatekeepers 489 Gatekeeper Configuration Steps 489 Configuring Gatekeeper Zones 493 Configuring Zone Prefixes 494 Configuring Technology Prefixes 495 Configuring Gateways to Use H.323 Gatekeepers 497 Dial-Peer Configuration 500 Verifying Gatekeeper Functionality 502 Providing Call Admission Control with H.323 504 Gatekeeper Zone Bandwidth Operation 504 RAI in Gatekeeper Networks 510 Summary 515 Chapter Review Questions 516 Chapter 9 Establishing a Connection with an Internet Telephony Service Provider 521 Introducing the Cisco Unified Border Element Gateway 521 Cisco Unified Border Element Overview 521 Cisco IOS Image Support for Cisco UBE Gateways 523 Cisco UBE Gateways in Enterprise Environments 523 Protocol Interworking on Cisco UBE Gateways 526 Media Flows on Cisco UBE Gateways 528 Codec Filtering on Cisco UBEs 530 RSVP-Based CAC on Cisco UBEs 530 Cisco UBE Gateways and Gatekeeper Interworking 532 Cisco UBE Gateway Call Flows 533 Configuring Cisco Unified Border Elements 538 Protocol Interworking Command 538 Configuring H.323-to-H.323 Interworking 539 Configuring H.323-to-SIP Interworking 541 Media Flow and Transparent Codec Commands 542 Configuring Transparent Codec Pass-Through and Media Flow-Around 543 Configuring Cisco UBEs and Via-Zone Gatekeepers 544 Verifying Cisco UBEs and Via-Zone Gatekeepers 546 Summary 549 Chapter Review Questions 550 Appendix A Answers to Chapter Review Questions 553
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Autoren-Porträt von Kevin Wallace
Kevin Wallace , CCIE No. 7945, is a certified Cisco instructor, and he teaches courses in the Cisco CCSP, CCVP, and CCNP tracks. With 19 years of Cisco networking experience, Kevin has been a network design specialist for the Walt Disney World Resort and a network manager for Eastern Kentucky University. Kevin holds a bachelor of science degree in electrical engineering from the University of Kentucky. Kevin also is a CCVP, CCSP, CCNP, and CCDP with multiple Cisco security and IP communications specializations.
Bibliographische Angaben
- Autor: Kevin Wallace
- 2008, 3rd revised edition, 600 Seiten, mit Schwarz-Weiß-Abbildungen, Maße: 19,7 x 24 cm, Gebunden, Englisch
- Verlag: Macmillan Technical Publishing
- ISBN-10: 1587055546
- ISBN-13: 9781587055546
Sprache:
Englisch
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