VoIP Emergency Calling. Foundations and Practice

Transcription

1 Brochure More information from VoIP Emergency Calling. Foundations and Practice Description: This book provides a comprehensive view of the emerging standards for VoIP emergency calling from an International perspective In this book, the authors provide a treatment of the VoIP emergency calling process that is both comprehensive, looking at all aspects of emergency calling, and practical, providing technical details on how such functions can be implemented. In addition, the authors describe the standardization efforts of the Internet Engineering Task Force who are currently working to improve the situation for VoIP emergency calls. The book provides an overview of emergency calling with a particular focus on the ECRIT emergency calling architecture, and discusses considerations related to implementation, deployment, and regulation of next generation emergency calling. It also takes a look at practical aspects of emergency calling, with a set of exercises to help the reader get familiar with the technologies involved. Key Features: - Discusses emerging standards for VoIP emergency calling from an international perspective - Provides practical guides for implementing the core of the emergency calling architecture - Contains architectural, practical, and regulatory perspectives - Written by experts working on the development of emergency calling architectures and its implementation - Includes an accompanying website with open source software packages This book will be an invaluable resource for product managers and developers, equipment vendors, network operators, emergency service providers, and telecommunications regulators. Industry professionals interested in standards compliance will also find this book of interest. Contents: Foreword ix Useful Links xi List of Abbreviations xiii 1 Introduction Calling over the Internet VoIP Emergency Calling Problem Statement Emergency Communication Overview of this Book 6 References 7 2 Emergency Calling Overview Infrastructure Requirements The Role of Location Information 12 References 16 3 The ECRIT Emergency Calling Architecture 19

2 3.1 Overview Location Information PIDF LO Location by Value and Location by Reference Location Conveyance Service URNs Determining the Appropriate PSAP the LoST Protocol The Mapping Process findservice Retrieving the Service List listservicesbylocation Address Validation Areas of Responsibility serviceboundary LoST Server Discovery LoST Architecture Private and Public LoST Trees LoST Synchronization The Emergency Call Itself Initiating Emergency Calls Routing Emergency Calls Assembling the SIP INVITE Message Home Dial String Configuration via LoST Deployment Models Considerations for Proxies Standardization Summary 73 References 74 4 Including Location Information Location Configuration HTTP Enabled Location Delivery (HELD) DHCP Options for Location Configuration LLDP MED Protocol Comparison Conversion between Location Formats 88

3 4.2 Positioning Using GPS Network Based Positioning Location Hiding Default Location 94 References 94 5 Implementation and Regulatory Considerations Distribution of Implementation Tasks Emergency Call Centers (PSAPs) VoIP Software and Hardware Manufacturers Network Operators and ISPs VoIP Operators PSTN Operators Unassigned Responsibilities Summary Austria The Telecommunications Act KEM V RTR Guidelines for VoIP Operators AK TK Recommendations Emergency Calling in Austria The United States Regulation History Automatic Location Information The European Union Japan Regulatory Framework Call Handling Location Information and Privacy Summary 129 References 130

4 6 VoIP Emergency Calling in Practice Software HELD Clients and Servers DHCP Location Encoders and Decoders Wireshark for DHCP Location OpenLLDP HELD Support in Firefox LoST Implementations Zap! with Emergency Calling Extensions Ecritdroid EcritXUL Multi Part Body Extension to Asterisk IMS Core Emergency Services Practice Exercises Location Configuration: DHCPv4 with Civic Addresses Location Configuration: Simulating a HELD Server Location Configuration: Location Enabling a Network with HELD Mapping: Querying the LoST Server SIP Calling: Call Setup with Location Configuration ECRIT Calling: A Complete System 166 References Security ECRIT Security Determining the Caller s Location Determining the Proper PSAP Delivering the Call Considerations for Proxies Location Security Location Privacy Location Assurance Location Protection PSAP and VoIP Network Security 186

5 7.3.1 Basic PSAP Protection Measures PSAP Fraud Mitigation VoIP Provider Call Validation 192 References Ongoing Emergency Calling Work Prototyping, Implementation, and Interoperability Ongoing Standardization Issues Default PSAPs Unauthenticated Emergency Calls VPN Problems Home Emergency Dial String Issues Updating the List of Available Emergency Services the LoST Service List Boundary Order of Location Configuration Notifying Users of Emergency Calls Connecting Emergency Dial Strings and Emergency Authorities Disconnection during an Emergency Call LLDP MED ELIN will not be Supported Civic Boundaries LoST Service Boundary References and Location Types Emergency Calls to Counseling Services Ongoing Implementation Issues Service URNs as Request URIs Converting from the DHCP Location Format to PIDF LO LLDP MED Difficulties Multi Part SIP Bodies and Message Size 210 References Summary and the Outlook for the Future 213 Index 217 Ordering: Order Online - Order by Fax - using the form below

6 Order by Post - print the order form below and send to Research and Markets, Guinness Centre, Taylors Lane, Dublin 8, Ireland.

7 Page 1 of 2 Fax Order Form To place an order via fax simply print this form, fill in the information below and fax the completed form to (from USA) or (from Rest of World). If you have any questions please visit Order Information Please verify that the product information is correct. Product Name: Web Address: Office Code: VoIP Emergency Calling. Foundations and Practice SCF7I6TU Product Format Please select the product format and quantity you require: Hard Copy (Hard Back): Quantity USD USD 29 Shipping/Handling * Shipping/Handling is only charged once per order. Contact Information Please enter all the information below in BLOCK CAPITALS Title: Mr Mrs Dr Miss Ms Prof First Name: Last Name: Address: * Job Title: Organisation: Address: City: Postal / Zip Code: Country: Phone Number: Fax Number: * Please refrain from using free accounts when ordering (e.g. Yahoo, Hotmail, AOL)

8 Page 2 of 2 Payment Information Please indicate the payment method you would like to use by selecting the appropriate box. Pay by credit card: You will receive an with a link to a secure webpage to enter your credit card details. Pay by check: Please post the check, accompanied by this form, to: Research and Markets, Guinness Center, Taylors Lane, Dublin 8, Ireland. Pay by wire transfer: Please transfer funds to: Account number Sort code Swift code IBAN number Bank Address ULSBIE2D IE78ULSB Ulster Bank, Main Street, Blackrock, Co. Dublin, Ireland. If you have a Marketing Code please enter it below: Marketing Code: Please note that by ordering from Research and Markets you are agreeing to our Terms and Conditions at Please fax this form to: (646) or (646) From USA or From Rest of World