IP Telephony

IP Telephony


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This technical workshop is designed for those deploying IP Telephony/VoIP services on an IP based ISP network, enterprise or campus network, or at an Internet exchange Point (IXP). The topics that will be covered are : Basic circuit switched telephony, VoIP protocols, Asterisk the open source PBX, SIP Express Router, ISP VoIP architectures.

Target Audience:
Entry level to senior technical and design staff of IPTSP/IGW network operators or enterprise, who are involved in day-to-day network operation and planning function.

It is assumed that participants have a good understanding of network operations, Internet technologies, OSI reference model, TCP/IP, Linux operating system and relevance topic.

Course Outline:

  • An introduction to telephony past and present, and how this has evolved into Voice over IP.
  • VoIP fundamentals; techniques, codecs, protocols, plus network and quality considerations.
  • How to install and configure Asterisk, one of the most popular and fully feature open source PBXs available.
  • Advanced techniques with Asterisk including database integration, interactive voice response (IVR) applications, billing systems, queuing / helpdesk systems, and integration with external applications.
  • Configuration of the open source SIP Express Router, and a look at other open source VoIP servers.
  • VoIP platform architectures and management considerations, security.
  • Configuration and provisioning requirements for a variety of hardware, including Asterisk/Digium E1 cards, and SIP handsets.
  • Configuring PRI/SS7 Signalling in Asterisk.
  • A look at where VoIP technologies are heading, and current trends in VoIP deployments.

Other requirements:
Please be aware that participants are required to bring laptops with pre-installed Linux (preferably Ubuntu or CentOS desktop edition.), personal headphone for call testing.

Maximum number of attendee:
30 participants per workshop.

Participants Group Photo: