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Voice Telephony and Data
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Overview |
This three day course provides a comprehensive examination of all aspect of the transmission of voice traffic, from familiar telecommunications circuits to state of the art, advanced technology. The important sphere of Computer and Telephony integration is covered in detail as are the up to the minute networking technologies including TCP/IP, ISDN and ATM. It will be of interest to anyone involved in the present and future planning for voice traffic for their organisation. |
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Potential delegates |
Anyone who requires a thorough understanding of the technology underlying the transmission of voice traffic including System Designers and Telecommunications and IT Professionals. |
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Prerequisites |
An understanding of Networking Technology is an advantage. |
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Duration |
3 days |
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Course Objectives |
By the end of the course delegates will be able to:
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Course Content |
Introduction to Telecommunications Definition of Communication Systems ;Analogue Communication; Analogue Bandwidth; Distortion; Digital Communications; Digital Vs Analogue Telephony Principles Bandwidth of the PSTN; Decibel; 2-Wire and 4-Wire Systems; Hybrid; Echo; Echo Cancellation Digital and Analogue Techniques Converting Analogue to Digital; Pulse Code Modulation (PCM); Quantisation/Encoding; A law and µ-Law; Modems Standards & Numbering Plans ITU-T; IAB; Numbering Plan E.164; X.121; IP Transmission Mediums Types of Transmission Medium; Electrical Cables; Fibre Optic Cables; Microwave; Radio; Undersea Cables; Satellites Distribution and Access Methods Distribution Network; MDF; Vaults; PCP; DP Telephony over Passive Optical Networks (TPON); Digital Datalink (E1); E1 Frame Structure; 64 kbit/s Datalinks; N x 64 kbit/s; DACS; xDSL; 155Mbps access; xDSL Exchange Operation Digital Exchange; Subscriber access; Trunk access module; Time and Space Switching; Control Equipment. Private Automatic Branch eXchange (PABX) Private Branch eXchange (PBX); Key Telephone Systems; PABX Facilities and Features; Networking PBX’s. Signalling Analogue Signalling Methods; E & M Signalling; Signalling System Direct Current No.5 (SSDC5); Tone on Idle; Loop Calling; Earth Calling; Digital Signalling; Channel Associated Signalling (CAS); CAS; Common Channel Signalling (CCS); Foreign Exchange; Break Out / Break In; ITU G. Recommendations ITU-T G. Recommendations; G.703; Line Encoding; High Density Bipolar (HDB3); Bipolar with (6, 8) Zero Substitution (B6ZS and B8ZS); 2.048 Mbit/s Interface (E1 Trunk); Countries Hierarchy Speeds; Europe; North American (T1); 2.048 Mbit/s Frame Structure; G.704 CRC; G.732 Alarm conditions DS-1 Trunks North American Datalinks; D4; D5/ESF; Conditions, States and Signals Other Services Centrex; Feature Net; Virtual Private Networks (VPN); Call Conferencing Voice Encoding Techniques Voice Encoding Techniques; Adaptive Differential Pulse Coded Modulation (ADPCM); 7 kHz ; Code Excited Linear Prediction (CELP); CS-ACELP; MPMLQ; Mean Opinion Score (MOS) Other Networks Circuit Switching; Packet switching; Connection oriented and Connectionless; Cell Switching; TCP/IP; X.25; Frame Relay; Asynchronous Transfer Mode (ATM); MPLS; Message Switching; Electronic Mail; Internet; Electronic Data Interchange (EDI); Telex. Computer Telephony Integration (CTI) Benefits of CTI; Call Sequencing Systems; Uniform Call Distribution (UCD); Automatic Call Distribution Systems; Intelligent ACD Distribution; Call Processing; Voice Processing Interactive Voice Response Units (IVR); Voice Mail; Automated Attendant; Audiotex Systems; Outbound Calling; Teleworking; Call Management Systems (CMS). Multiplexing, PDH & SDH Systems Time Division Multiplexing (TDM); Primary Reference Clock (PRC); Recovered Clocks; Timing Issues; Timing Design; Plesiochronous Digital Hierarchy (PDH); PDH Multiplexer Mountain; PDH Justification; Synchronous Digital Hierarchy (SDH); SDH & Sonet; Synchronous Nodes and Networks. Integrated Services Digital Network Introduction (ISDN); Basic Rate Interface (BRI); BRI Reference Points; Primary Rate Interface (PRI); ISDN Services; Aggregation of B Channels; Backup and Top up Mobile Communications Introduction; Wireless PABXs; Wireless Lans; Mobile G2; GPRS; UMTS;
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