VoIP Hacks | O'Reilly Media

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VoIP Hacks Tips & Tools for Internet Telephony By Ted Wallingford
December 2005
Pages: 326

| Table of Contents | Index | Sample Hacks | Colophon

Chapter 1 Broadband VoIP Services
1. Hacks 1–7: Introduction
2. VoIP-Based Phone Service Providers
3. Get Connected
4. Use Pure VoIP Dialing with Your TSP
5. Wire Your House Phones for VoIP
6. Use a Softphone with a VoIP TSP
7. Prioritize Packets to Improve Quality
8. Got 911?
9. Update Your VoIP ATA Firmware
Chapter 2 Desktop Telephony
1. Hacks 8–27: Introduction
2. Access Next-Gen Voice Features
3. Track Vonage Account Info on Your Desktop
4. Pick a Desktop VoIP Client
5. Sound Like Darth Vader While You VoIP
6. Grow Your Social Network with Gizmo
7. Record VoIP Calls on Your Windows PC
8. Handle Calls with Windows Software
9. Let Your Mac Answer and Log Your Calls
10. Run Phlink Even When Logged Off
11. Greet Callers Differently Each Day
12. Use Caller IDs in AppleScripts
13. Control iTunes from Phlink
14. VoIP While Fragging
15. Google for Telephony Info
16. Telephonize a Sound File
17. Record an Audio Chat on Your Mac
18. Create Telephony Sounds with SoX
19. Mix the Perfect Announcement
20. Sound Like a Pro Announcer
21. Record a Videoconference
Chapter 3 Skype and Skyping
1. Hacks 28–40: Introduction
2. Get Skype and Make Some New Friends
3. Skype Your Outlook Contacts
4. Skype People from the OS X Address Book
5. Enable Site Visitors to Skype You
6. Speak Jyve
7. Teach Your Browser to Speak Jyve
8. Carry Skype in Your Pocket
9. Degunk International SkypeOut Calls
10. From Podcasting to Skypecasting
11. Answer Your Skype Calls, Even When You're Not Around
12. Use Custom Rings and Sounds with Skype
13. Emote by Sight and Sound with Skype
14. Skype with Your Home Phone
Chapter 4 Asterisk
1. Hacks 41–58: Introduction
2. Turn Your Linux Box into a PBX
3. Attach a SIP Phone to Asterisk
4. Connect a Phone Line Using an FXO Gateway
5. Connect a Legacy Phone Line Using Zaptel
6. Forward Your Home Calls to Your Cell Phone
7. Selectively Forward Calls
8. Report Telephone Activity with Excel
9. Kindly Introduce Telemarketers to Mr. Privacy
10. Build a Four-Line Phone Server
11. Master Music-on-Hold
12. Record Calls
13. Get Your Daily Weather Forecast from Your Telephone
14. Put a Happy Face on Asterisk Using AMP
15. Run Asterisk Without Root, for Security's Sake
16. Link Two Asterisk Servers with PSTN
17. Link Several PBXs over the Internet
18. Route Calls Using Distinctive Ring
19. Tune Up Your Asterisk Logs
Chapter 5 Telephony Hardware Hacks
1. Hacks 59–71: Introduction
2. Record Calls the Old-Fashioned Way
3. Make IP-to-IP Phone Calls with a Grandstream BudgeTone
4. Build a Custom Ringtone for Your Grandstream Phone
5. Tweak Your Sipura ATA
6. Build a Bat Phone
7. Brew Your Own Zaptel Interface Card
8. Build a Speed-Dial Service on Cisco IP Phones
9. Power Cisco Phones with Standard Inline Power
10. Customize Your Cisco IP Phone's Boot Logo
11. Configure Multiple IP Phones at One Time
12. Customize Uniden IP Phones from TFTP
13. Control the Lights Using Your IP Phone
14. Use a Rotary-Dial Phone with VoIP
Chapter 6 Navigate the VoIP Network
1. Hacks 72–87: Introduction
2. Monitor VoIP Devices
3. Inspect the SIP Message Structure
4. Audit a Network's QoS Capabilities
5. Graph Latency and Jitter
6. Explore NAT Traversal
7. Shape Network Traffic to Improve Quality of Service
8. Create a Premium Class of Service
9. Build a $100 PSTN Gateway in 10 Minutes or Less
10. Make IP Phone Configuration a Trivial Matter
11. Peek Inside of SIP Packets
12. Dig into SDP
13. Sniff Out Jittery Calls with Ethereal
14. Log VoIP Traffic
15. Secretly Record VoIP Calls
16. Log and Record VoIP Streams
17. Intercept and Record a VoIP Call
Chapter 7 Hard-Core Voice
1. Hacks 88–100: Introduction
2. Build a Killer Telephony Server
3. Build an H.323 Gatekeeper Using OpenH323
4. Turn Your Linux Box into a Fax Machine
5. Build an Inbound Fax-to-Email Gateway
6. Teach Your Asterisk Box to Speak
7. Build a Mac PBX
8. Monitor Asterisk from Your Perl Scripts
9. Build a SoftPBX with No Hard Drive
10. Build a Standalone Voicemail Server in Less Than a Half-Hour
11. Automate Your Voicemail Greeting
12. Connect Asterisk to the Skype Network
13. Forward Your Home Phone Calls to Skype
14. Get Started with sipX

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Table of Contents

Chapter 1 Broadband VoIP Services

Hacks 1–7: Introduction

VoIP-Based Phone Service Providers

Get Connected

Use Pure VoIP Dialing with Your TSP

Wire Your House Phones for VoIP

Use a Softphone with a VoIP TSP

Prioritize Packets to Improve Quality

Got 911?

Update Your VoIP ATA Firmware

Chapter 2 Desktop Telephony

Hacks 8–27: Introduction

Access Next-Gen Voice Features

Track Vonage Account Info on Your Desktop

Pick a Desktop VoIP Client

Sound Like Darth Vader While You VoIP

Grow Your Social Network with Gizmo

Record VoIP Calls on Your Windows PC

Handle Calls with Windows Software

Let Your Mac Answer and Log Your Calls

Run Phlink Even When Logged Off

Greet Callers Differently Each Day

Use Caller IDs in AppleScripts

Control iTunes from Phlink

VoIP While Fragging

Google for Telephony Info

Telephonize a Sound File

Record an Audio Chat on Your Mac

Create Telephony Sounds with SoX

Mix the Perfect Announcement

Sound Like a Pro Announcer

Record a Videoconference

Chapter 3 Skype and Skyping

Hacks 28–40: Introduction

Get Skype and Make Some New Friends

Skype Your Outlook Contacts

Skype People from the OS X Address Book

Enable Site Visitors to Skype You

Speak Jyve

Teach Your Browser to Speak Jyve

Carry Skype in Your Pocket

Degunk International SkypeOut Calls

From Podcasting to Skypecasting

Answer Your Skype Calls, Even When You're Not Around

Use Custom Rings and Sounds with Skype

Emote by Sight and Sound with Skype

Skype with Your Home Phone

Chapter 4 Asterisk

Hacks 41–58: Introduction

Turn Your Linux Box into a PBX

Attach a SIP Phone to Asterisk

Connect a Phone Line Using an FXO Gateway

Connect a Legacy Phone Line Using Zaptel

Forward Your Home Calls to Your Cell Phone

Selectively Forward Calls

Report Telephone Activity with Excel

Kindly Introduce Telemarketers to Mr. Privacy

Build a Four-Line Phone Server

Master Music-on-Hold

Record Calls

Get Your Daily Weather Forecast from Your Telephone

Put a Happy Face on Asterisk Using AMP

Run Asterisk Without Root, for Security's Sake

Link Two Asterisk Servers with PSTN

Link Several PBXs over the Internet

Route Calls Using Distinctive Ring

Tune Up Your Asterisk Logs

Chapter 5 Telephony Hardware Hacks

Hacks 59–71: Introduction

Record Calls the Old-Fashioned Way

Make IP-to-IP Phone Calls with a Grandstream BudgeTone

Build a Custom Ringtone for Your Grandstream Phone

Tweak Your Sipura ATA

Build a Bat Phone

Brew Your Own Zaptel Interface Card

Build a Speed-Dial Service on Cisco IP Phones

Power Cisco Phones with Standard Inline Power

Customize Your Cisco IP Phone's Boot Logo

Configure Multiple IP Phones at One Time