Signal Course Descriptions

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| Redcom IGX | Promina | VOIP | Additional Courses

 

VOICE OVER IP (VOIP)

The Voice Over IP (VOIP) course provides a basic understanding of IP networking, legacy telephony, and VOIP in the context of the JNN, CPN, and SSSv3. The course focuses on configuration and troubleshooting issues that are specific to VOIP.

INTRODUCTION TO VOICE OVER IP (VOIP)
Overview of signal encoding
Legacy telephony
New World telephony, and convergence
Voice architecture of the JNN and CPN.

VOICE GATEWAYS, AND SWITCHING FOR VOIP
Telephony architecture and configuration
Numbering plans; digit processing
Cisco voice gateways and dial peers
Call routing
Two-wire telephony between gateways and PBX
CallManager Express (CME)
DSP farms

CISCO SWITCHING FOR VOIP
Power over Ethernet
Voice and data VLANs
Layer 2 Quality of Service (QOS)

CISCO CALLMANAGER
Cisco IP Telephony (CIPT) components
Navigation and menus
DHCP, TFTP, and device registration
Programming a Cisco VOIP phone
Adding a gateway
Configure VOIP phones and gateways
Trunking
Trunking between CallManagers
Trunking to the PSTN (PBX)
Trunking to the Vantage and IGX
Features: conferencing, music on hold, Toolkit Command Language

TROUBLESHOOTING
Troubleshooting and debugging VOIP call basics
Troubleshooting one-way voice issues
Using the "show call active voice" command to troubleshoot voice quality issues