Voice Over Internet Protocol and Convergence — A 2 day course
Synopsis
This is an overview of the Voice over Internet Protocol and the move toward data and voice convergence. It includes the protocols used in VoIP including the signalling and bearer systems. It is an instructor led course with practical exercises.
Objectives
Delegates will:
- Gain an understanding of the development of Tele communications
- Gain an understanding of the development of Data communications
- Learn about Packet Switched Networks
Suitable For
Anybody with an interest in Convergence
Prerequisites
This is a foundation level course, ideal for anybody with an interest in Convergence; as such no special prerequisites are necessary other than the desire to learn!
Publicly scheduled dates, locations, and prices
Select a date to enquire about availability of places. For dates after 19 September 2019, please call 0333 210 0140 or use our contact form to enquire about places and availability.
London — £925 (+VAT)
Contents
Introduction to VoIP
- Voice networks
- Data Networks
- Voice and Data convergence
- Hybrid networks
- Voice over IP
- VoIP implementations
Telephony Overview
- Analogue bandwidth
- Codecs
- Pulse Code Modulation
- Telephone numbering
- Delay and Echo
- Circuit Switched Networks
- Time Division Multiplexing
- Digital signalling
Packet Switching Overview
- Local Area Networks
- Ethernet
- Internet Protocol
- IP routing
- TCP
- TCP connections
- UDP
- Port numbering
- DHCP
- DNS
VoIP Overview
- Standards and protocols
- Speech coding and compression
- Network loading
Voice Quality and QoS Issues
- Delay and jitter
- Packet loss
- Echo cancellation
- Packet size
- IEEE 802.p/q
RTP / RTCP
- The RTP header
- RTCP packet types
- SDES
- RTSP
- Mixers and Translators
H.323
- H.323 versions and features
- The H.323 protocol stack
- H.323 Architecture
- Directory services
- H.323 conferencing
- Registration, Administration, Status
- H.323 Call establishment
Session Initiation Protocol
- The SIP protocol stack
- SIP Architecture
- SIP Addressing
- SIP Messages
- SIP Call establishment
- Session Description Protocol
- Comparison between SIP and H.323
VoIP Equipment
- The IPPBX
- VoIP Softwsitches
- The VoIP Telephone
- VoIP Applications
- Skype and MSN
- Microsoft Live Communicator
- Computer based softphones
Media Gateway Control Protocol
- Protocol stack
- Gateways
- MGCP Model
- Call establishment
- Interworking MGCP and SIP
H.248/MEGACO
- Protocol stack
- Gateways
- H.248/MEGACO Model
- Call establishment
- Interworking MEGACO and SIP
Network Access & Security
- Authentication
- Call set-up security
- Stateful Firewalls
- NAT
- Issues with Firewalls and NAT
- VoIP Firewall and NAT issues
- STUN and ICE
- Proxy Servers
- Securing voice on the LAN
- VLANs and VPNs
- IPSec with VoIP
Designing VoIP Networks
- Issues
- Key points
- Wireless and VoIP