Course 2223 Softswitches, SIP, and VoIP Call Setup – Free Preview

CVA – Certified VoIP Analyst
Course 2223 Softswitches, SIP, and VoIP Call Setup
Lesson 1 – What SIP Is and What It Can Do

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Course 2223 Softswitches, SIP, and VoIP Call Setup

What SIP Is • What It Does • URIs: SIP Phone Numbers • Call Setup Procedure • Call Disposition Rules • How SIP relates to Softswitches and Call Managers

Softswitches, SIP and Call Setup is all about how VoIP phone calls are set up using messages and procedures complying with the standard Session Initiation Protocol.

In this course, you’ll understand what SIP is, how it works, demystify jargon like proxy server and location server, understand how SIP fits in with softswitches and call managers, and trace the establishment of an IP phone call step by step.

Course Lessons
1. Intro + What SIP Is and What It Can Do
2. SIP’s Relationship to Other Protocols
3. SIP URIs: Telephone Numbers
4. Register: Update Your Location
5. INVITE: Dialing
6. Location Service: Finding the Far End
7. The SIP Trapezoid
8. SIP Messages and the Session Description Protocol
9. How SIP Relates to Softswitches and Call Managers

Based on Teracom’s famous Course 130, tuned and refined over the course of over 20 years of instructor-led training, you will gain career- and productivity-enhancing knowledge of how SIP is used to set up a VoIP phone call end-to-end, and how SIP fits in with call managers and softswitches.

This is just a small sample of the vast online telecommunication training and certification available through Teracom Training.

Get more info

CVA Unlimited Plan $459 
Six courses covering everything VoIP and SIP.

Check out the CTNS+CVA package deal $659.
The foundations of telecommunications plus everything VoIP and SIP.

CTNS Upgrade Coming: Buy Now to Get Two Courses Free!

CTNS logo

New Course 2241 Introduction to Broadband Telecommunications along with existing Course 2221 Fundamentals of Voice over IP will be added to the CTNS Certification Package before year-end.

The price of the CTNS package will increase when the number of courses increases from six to eight. Since all existing customers will automatically get the two new courses at no additional charge, you can beat the price increase by purchasing CTNS before the upgrade and get the two new courses, when they are released, for free!

Course 2222 VoIP Architectures and Implementations – Free Preview

CVA – Certified VOIP Analyst
Course 2222 VoIP Architectures and Implementations
Lesson 3 – VSPs: Internet to Phone e.g. Gmail Client

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Course 2222 VoIP Architectures and Implementations
VoIP over the Internet • VoIP at Carriers • VoIP-Enabled PBX • PBX Replacement • Softswitches • Hosted PBX • Cloud Services • IP Centrex • Asterisk & Open-Source • SO/HO VoIP Phone Features

VoIP Architectures and Implementation Choices is a comprehensive overview of the many flavors of VoIP, comparing and contrasting the various implementation and architecture choices.

Progressing from talking between computers over the Internet through Internet telephony, Managed IP Telephony, PBX enhancement, PBX replacement with call manager / softswitch systems, IP Centrex, Hosted PBX and Cloud Services, you’ll gain the knowledge to confidently differentiate VoIP architectures and discuss pros and cons of options.

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Course 2222 VoIP Architectures and Implementations

Course Lessons
1. Intro + Internet Telephony: Computer-Computer VoIP over the Internet
2. Internet Telephony Example: Skype
3. VSPs: Internet to Phone e.g. Gmail Client
4. VSP Phone to Phone over Internet e.g. Vonage
5. VoIP Becomes The New POTS
6. VoIP at Carriers
7. VoIP-Enabled PBX and Migration Options
8. Premise Softswitch: PBX Replacement
9. Cloud Services and Hosted PBX: Softswitch as a Service (SaaS)
10. IP Centrex
11. Asterisk and Open-Source Softswitch Software
12. IP Phone Features and Uses

Based on Teracom’s famous Course 130, tuned and refined over the course of over 20 years of instructor-led training, you will gain career- and productivity-enhancing knowledge of all of the different things someone could mean when they say “Voice over IP”, and the pros and cons of each.

This is just a small sample of the vast online telecommunication training and certification available through Teracom Training.

get more info

CVA Unlimited Plan $459 
Six courses covering everything VoIP and SIP.

Check out the CTNS+CVA package deal $659.
The foundations of telecommunications plus everything VoIP and SIP.

Course 2221 Fundamentals of Voice over IP – Free Preview

TCO Certified VoIP Analyst (CVA)
Course 2221 Fundamentals of Voice over IP
Lesson 1: Introducton to the Fundamentals of VOIP

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Fundamentals of Voice over IP is a complete introduction to everything Voice over IP. You’ll learn the fundamental ideas and principles of a VoIP telephone system, VoIP, SIP & all the other jargon – what it actually means and how it all works together.

At each step, we’ll also cover supporting and related technologies like Ethernet MAC frames and codecs and video over IP.

Click here to watch the video:

Course 2221 Fundamentals of Voice over IP

This is just a small sample of the vast online telecommunication training and certification available through Teracom Training.

get more info

The IP-PSTN

The Packet-Switched Telecommunications Network

Over the past fifty years, several attempts have been made to develop converged networks: networks with “dial tone” that supports all communications: speech, music, text, graphics, images and video. For a number of reasons, convergence strategies employing ISDN and ATM were unsuccessful and did not gain critical mass. This time, it appears that packet-switched network service using IP will gain enough momentum to become the new kind of plain ordinary telecommunications service.

Continue reading “The IP-PSTN”