Deploying Voice over Wireless LANs
, by Geier, Jim
- ISBN: 9781587052316 | 1587052318
- Cover: Hardcover
- Copyright: 3/14/2007
Master the design, installation, management and troubleshooting of a voice network over a wireless LAN from industry leader Jim Geier.
Jim Geier is the founder of Wireless-Nets, Ltd., and the company’s principal consultant. His 25 years of experience includes the analysis, design, software development, installation, and support of numerous wireless network-based systems for enterprises, airports, homes, retail stores, manufacturing facilities, warehouses, hospitals, and cities worldwide.
Jim has been active within the Wi-Fi Alliance, responsible for certifying interoperability of 802.11 (Wi-Fi) wireless LANs. He has also been active with the IEEE 802.11 Working Group, responsible for developing international standards for wireless LANs. He served as Chairman of the IEEE Computer Society, Dayton Section, and Chairman of the IEEE International Conference on Wireless LAN Implementation. Jim is an advisory board member of several leading wireless LAN companies.
Jim is the author of several books, including Wireless Networks First Step (Cisco Press), Wireless LANs (Sams), Wireless Networking Handbook(MTP), and Network Reengineering(McGraw-Hill), as well as numerous articles.
Jim’s education includes a bachelor’s and master’s degree in electrical engineering and a master’s degree in business administration.
Contact Jim Geier at jimgeier@wireless-nets.com.
| Fundamental Elements | |
| VoWLAN Applications and Benefits | |
| The Role of VoWLAN | |
| Solutions History of VoWLANs | |
| VoIP | |
| Wireless LANs Healthcare Enterprises Universities Retail Warehouses Manufacturing Small Offices and Homes Security Systems Determining ROI | |
| Initial Analysis | |
| Costs | |
| Savings | |
| Payback Period | |
| Chapter Summary | |
| Chapter Review Questions | |
| VoWLAN System Components | |
| VoWLAN System Overview Cisco 7920 Wireless IP Phone Cisco IP Softphone Cisco Call | |
| Manager Cisco Call | |
| Manager Express Linksys Wi-Fi Video Cameras Wireless Network Infrastructures | |
| Traditional Access Point Networks | |
| Wireless Switched Networks | |
| Mesh Networks | |
| Chapter Summary | |
| Chapter Review Questions | |
| VoWLAN Signaling Fundamentals Voice Attributes Video Attributes VoIP Call Flow | |
| H.323 | |
| Skinny Client Control Protocol (SCCP) | |
| Session Initiation Protocol (SIP) Radio Frequency (RF) Signals | |
| Modulation | |
| RF Signal Characteristics | |
| Gain | |
| Signal-to-Noise Ratio | |
| Spread Spectrum | |
| Orthogonal Frequency Division Multiplexing (OFDM) | |
| FCC Rules Wireless Impairments | |
| Poor Signal Coverage | |
| Latency | |
| RF Interference | |
| Limited Capacity | |
| Multipath | |
| Chapter Summary | |
| Chapter Review Questions | |
| Critical Technologies | |
| Wireless LAN Technologies Infrastructure Mode | |
| Scanning | |
| Data Transfer | |
| Roaming Ad Hoc Mode Wireless Medium Access | |
| DCF | |
| PCF 802.11 Physical Layer Standards | |
| 802.11a | |
| 802.11b | |
| 802.11g | |
| 802.11n | |
| Comparison of 802.11 Standards Wireless Configuration Parameters | |
| SSID | |
| RF Channels | |
| Transmit Power | |
| Data Rates | |
| Power-Save Mode | |
| RTS/CTS | |
| Fragmentation | |
| RTS/CTS and Fragmentation Summary | |
| Chapter Summary | |
| Chapter Review Questions | |
| VoWLAN Security Solutions Security Implications | |
| Passive Monitoring | |
| Unauthorized Access | |
| Denial of Service Encryption | |
| WEP | |
| TKIP | |
| AES | |
| WPA | |
| 802.11i | |
| Virtual Private Networks Authentication | |
| Open System Authentication | |
| Shared Key Authentication | |
| IEEE 802.1X | |
| Cisco LEAP Tips for Enhancing Security | |
| SSID Broadcasting | |
| Systems Management | |
| Access Point Installation | |
| Rogue Access Points | |
| Signal Propagation | |
| Chapter Summary | |
| Chapter Review Questions | |
| Implementation Steps | |
| Analyzing VoWLAN Requirements Overall Requirements Analysis Steps Identifying Potential Requirements | |
| Applications | |
| Users | |
| Utilization | |
| Coverage Areas | |
| Roaming | |
| Environment | |
| Security | |
| Client Devices | |
| Existing Systems | |
| Policies and Preferences | |
| Budget | |
| Schedules Verifying and Validating Requirements Documenting Requirements | |
| Chapter Summary | |
| Chapter Review Questions | |
| Designing a VoWLAN Solution Overall Design Steps Deployment Models | |
| Single-Site Architecture | |
| Multisite WAN with Centralized Call Processing | |
| Multisite WAN with Distributed Call Processing | |
| Roaming Security Network Infrastructure | |
| Virtual LANs | |
| Multicasting | |
| Switch Recommendations | |
| Quality of Service Placement of Access Points | |
| Wireless Capacity Analysis | |
| RF Site Survey Document Findings | |
| Chapter Summary | |
| Chapter Review Questions | |
| Installing, Configuring, and Testing a VoWLAN | |
| System Installing Access Points | |
| Table of Contents provided by Publisher. All Rights Reserved. |
What is included with this book?
The New copy of this book will include any supplemental materials advertised. Please check the title of the book to determine if it should include any access cards, study guides, lab manuals, CDs, etc.
The Used, Rental and eBook copies of this book are not guaranteed to include any supplemental materials. Typically, only the book itself is included. This is true even if the title states it includes any access cards, study guides, lab manuals, CDs, etc.
Please wait while the item is added to your bag...
