VoIP and IP Telephony training course description
A concise overview course for management covering voice communications using IP networks. The
course focuses on how VoIP works at a simplified level enabling delegates to recognise the key
decisions to be made when implementing VoIP.
Who will benefit?
Anyone, although the course is particularly aimed at non-technical personnel needing some knowledge of VoIP.
VoIP and IP Telephony training course prerequisites
1 day networking fundamentals.
VoIP and IP Telephony training course objectives
By the end of the course delegates will be able to:
- Describe the key buzzwords used in the VoIP arena.
- Explain how VoIP and IPT work (at a simplified level).
- Describe the issues of providing a converged architecture.
- Recognise the key decisions to be made when implementing VoIP
Duration: 1 day
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VoIP and IP Telephony training
course contents
Introduction
What is VoIP, brief review of IP, brief review of telephones, voice and signalling.
VoIP issues
Bandwidth, Delay, Jitter. Voice coding and compression, packetising voice, comparison of
techniques, MOS.IP performance and QoS. The need for QoS, prioritising voice.
Architectures
Hard phones, soft phones, video phones, desktop, backbone, gateway, integrating analog
phones and PCs, carriers, Softswitches.
VoIP protocol stack
RTP, RTCP. H.323 vs SIP, other signalling protocols.
H.323
Architecture, Call setup, Gatekeepers.
SIP
Comparison with H.323, SIP proxy, proxy servers, redirect servers, location servers.
MGCP and MegaCo
Carrier networks, PSTN breakout, SS7 gateways, MGCP, Megaco.
IP PBXs
Integrating IP into "normal" PBXs, IP PBXs, Asterisk. UM, other telephony applications.
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