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GPRS Basics Content

Module 1: Use of GPRS Introduction Fast Data Transfer Packet Switching Using the Air Interfac Quiz Sales Enquiry :  sales@beox.com    Module 2: Services Overview Point-to-Point Services (PTP) Point-to-Multipoint Services (PTM) Point-to-Multipoint Multicast (PTM-M) Point-to-Multipoint Group Call (PTM-G) Internet Protocol Multicast (IP-M) Supplementary und Value-Added Services Quality of Service Reliability of Data Transmission Delay Classes Quiz   Module 3: Mobile Stations Classification Class C Mobile Stations Class B Mobile Stations Class A Mobile Stations Exercise Quiz    Module 4: Network Structure GSM Network Infrastructure Gateway GPRS Support Node [GGSN] Serving GPRS Support Node [SGSN]  Packet Control Unit [PCU] Cooperation between GSM/GPRS Elements Backbone Networks IntraPLMN Backbone Border Gateway [BG] InterPLMN Backbone Interconnection via PDN  Quiz    Module 5: Functions in GPRS Network Access Packet Transmission Mobility Management Connection Management Air Interface Management  Quiz   Module 6: Signaling Location of the Mobile Station Location Area Identification (LAI) Routing Area Identification (RAI)  Cell Global Identification (CGI) GPRS Addresses IP Addresses GSN Numbers Access Point Name Packet Data Protocol Address Protocol Layers Protocols of the Mobile Station Protocols in the BSS Protocols in the SGSN IP Protocol in the GGSN GPRS Procedures  Combined IMSI/GPRS Attach PDP Context Activation GPRS Paging Procedures  GPRS Detach Packet Transfer Mobile Originated Packet Transfer Mobile Terminated Packet Transfer Quiz   Module 7: Air Interface Physical Channels  Coding Schemes Logical Channels Traffic Channels Control Channels Quiz   8 Internet Basics Aims and History of the Internet Principles of the Internet Protocols and Protocol Layers Addressing Frame Relay Quiz

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Modul 1: Introduction to Voice over IP

• Telephone and data networks
• The classic Telecommunication system and connections
• The Voice over IP Concept
• Advantages of IP-Telephony
• Worries about IP-Telephony
• Field of application of IP-PBXes
• Test 

Sales Enquiry :  sales@beox.com

Modul 2: Voice over IP network

• Network Elements
• Single-Site VoIP Location
• Multi-Site VoIP Location
• PBX Networking via IP
• PBX Migration towards VoIP
• VoIP and ISP
• Test
   

Modul 3: Speech Transmission 

• Analogue Speech Transmission
• Digital Speech Transmission
• Basic Standards for Audio Coding
• Mean Opinion Score
  • G.711
  • G.723.1
  • G.729
• Codec and Bandwidth
• Codec Bandwidth and Delay
• Voice Activity Detection
• Echo Cancellation 
• Test
   

Modul 4: H323 Components

• H.323 terminals
  • The software IP phone
  • The hardware IP phone
• The Gatekeeper
  • Main functions of the gatekeeper
  • Additional functions of the gatekeeper
• The H.323 gateway
• The MCU
• Test
   

Modul 5: H.323 standard

• The H.323 Protocol suite
  • H.225 RAS Control
  • H.225 Q.931 call signaling
  • H.245 call control signaling
  • Audio and video codecs
  • T.120
  • RTP
  • H.235 security
  • H.450 Supplementary Services
  • H.246 translation function
• H.323 over IP based networks
• TEst
   

Modul 6: Signaling

• The RAS-Signaling
  • Gatekeeper discovery
  • Gatekeeper registration and deregistration
  • Permission for calling
• Call signaling
  • Direct Endpoint Call Signaling
  • Gatekeeper Routed Call Signaling
• Call Control Signaling H.245
  • Status information
  • Bandwidth control
  • Fast-Connect procedures
• Media transport with RTP
  • The RTCP protocol
  • RTP and RTCP
  • cRTP
• Call release
• Test
   

Modul 7: End-to-end delay

• Delay in general
• Jitter
• Loss of package
• Test
   

Modul 8: Quality of Service

• Introduction to QoS
• IEEE 802.1p/Q
• IP-Precedence
• Diffserv
• Layer 4 Switching
• Resource Reservation Protocol
• Queuing
  • Priority Queuing
  • Weighted-Fair-Queuing
• Fragmenting
  • IP-MTU-Fragmenting
  • PPP-Multilink
• Test
   

Modul 9: SIP

• Introduction
• Addressing
• Determining a SIP Servers
• SIP transactions
• SIP Call signaling
• Location Server
• SIP in proxy mode
• SIP in redirect mode
• SIP in comparison to H.323
• Test