Cisco CVOICE 8.0: VoIP Call Legs

The target audience for this course is established IT professionals with a solid, existing background in Cisco and networking technologies.

Please contact us for information about prerequisites.

Expected Duration
150 minutes

The inherent characteristics of a converged voice and data IP network create challenges for network engineers and administrators in delivering voice traffic. This course describes the challenges of integrating a voice and data network and offers solutions for designing a VoIP network for optimal voice quality, fax, and modem transmission.
Successful implementation of a VoIP network depends upon the correct application of dial peers, the digits that the dial peers match, and the services that they specify. This course provides you with a knowledge of dial-peer configuration options and their uses.


Requirements for VoIP Call Legs

  • match factors that affect audio clarity in IP networks to descriptions
  • identify the requirements for QoS to ensure proper VoIP transmission
  • recognize the challenges of transporting fax and modem calls over IP networks
  • identify the key features of pass-through and relay techniques for fax and modem transport
  • identify how T.38 and pass-through are supported by H.323, SIP, and MGCP
  • recognize how DTMF relay is supported in MGCP, H.323, and SIP environments
  • Configuring VoIP Call Legs

  • describe how to configure VoIP dial peers
  • recognize how to configure DTMF relay
  • recognize how to configure fax/modem pass-through and relay
  • recognize how to configure a single codec or codec negotiation on an SIP and H.323 gateway
  • identify how to limit the number of concurrent calls on a VoIP dial peer
  • configure VoIP Dial peers and select codecs




    Multi-license discounts available for Annual and Monthly subscriptions.