• Inhoudstafel white-paper Telic

    INHOUDSTAFEL – Telic White-paper

    1. Telefonie: de basics 6

    1.1. Analoge telefonie ………………………………………………………………………………………………………………………..6

    1.1.1. Publieke analoge telefoonlijnen………………………………………………………………………………………….6

    1.1.2. Interne analoge lijnen……………………………………………………………………………………………………….6

    1.1.3. Dual-Tone Multi-Frequency (DTMF)…………………………………………………………………………………….7

    1.1.4. Hoge groepsfrequenties / Lage groepsfrequenties…………………………………………………………….7

    1.2. Integrated Services Digital Network (ISDN) ………………………………………………………………………………….7

    1.2.1. Basic Access (BA)……………………………………………………………………………………………………………7

    1.2.2. Primary Rate Access (PRA)……………………………………………………………………………………………….8

    1.3. Digitale lijnen……………………………………………………………………………………………………………………………….8

    1.4. Voice over IP (VoIP)………………………………………………………………………………………………………………………8

    1.4.1. Bandbreedte…………………………………………………………………………………………………………………..9

    1.4.2. Quality of Service (QoS)……………………………………………………………………………………………………9

    1.4.3. Prestatieniveaus………………………………………………………………………………………………………..10

    1.4.4. Class of service…………………………………………………………………………………………………………11

    1.4.5. Power over Ethernet (PoE & PoE+) ………………………………………………………………………………….12

    1.4.6. Virtual Local Area Network (VLAN)…………………………………………………………………………………..12

    1.4.7. VLAN-infrastructuur……………………………………………………………………………………………………12

    1.4.8. Compressie en codecs…………………………………………………………………………………………………..13

    1.4.9. VoIP-SIP.OPRG codec and Bit Rate……………………………………………………………………………..14

    1.5. Session Initiation Protocol (SIP) …………………………………………………………………………………………………15

    1.5.1. De SIP-architectuur en haar onderdelen ……………………………………………………………………………15

    1.5.2. Hoe gaat een SIP-oproep in zijn werk?……………………………………………………………………………………………16

    1.5.3. Een SIP-oproep…………………………………………………………………………………………………………16

    1.5.4. Signalisatie en communicatiestromen……………………………………………………………………………….18

    1.5.5. SIP providers………………………………………………………………………………………………………………..18

    1.5.6. SIP trunk ……………………………………………………………………………………………………………………..19

    1.5.7. Session Border Controller (SBC)………………………………………………………………………………………20

    1.5.8. Waarom is een SBC nodig?…………………………………………………………………………………………….20

    1.5.9. Waar plaats men de SBC?…………………………………………………………………………………………22

    1.6. Mobiliteit……………………………………………………………………………………………………………………………………23

    1.6.1. Digital Enhanced Cordless Telecommunications (Dect)…………………………………………………………24

    1.6.2. IP Dect…………………………………………………………………………………………………………………………24

    1.6.3. Voice over WiFi (VoWiFi)………………………………………………………………………………………………….25

    2. Unified Communications (UC) 28

    2.1. Media en diensten…………………………………………………………………………………………………………………….. 28

    2.1.1. Audio………………………………………………………………………………………………………………………….. 28

    2.1.2. Frequency response………………………………………………………………………………………………….. 28

    2.1.3. Video………………………………………………………………………………………………………………………….. 29

    2.1.4. Chat…………………………………………………………………………………………………………………………… 29

    2.1.5. One Number en Rapid Session Shift………………………………………………………………………………………….30

    2.1.6. Ad hoc Conferencing…………………………………………………………………………………………………….. 30

    2.1.7. Reserved Conferencing………………………………………………………………………………………………….. 30

    2.1.8. Ononderbroken multi-device communicatie…………………………………………………………………… 30

    2.1.9. Web Real-Time Communication (WebRTC)……………………………………………………………………….. 30

    3. Cloud 32

    3.1. Unified Communications in Private Cloud …………………………………………………………………………………. 32

    3.1.1. Belangrijkste redenen voor overstap naar de Cloud………………………………………………………… 32

    3.1.2. Kenmerken van de Private Cloud…………………………………………………………………………………….. 33

    3.2. Private en public Cloud……………………………………………………………………………………………………………… 33

    3.2.1. Internet Protocol – Virtual Private Network (IP-VPN)…………………………………………………………….. 33

    3.2.2. Verbinding met het datacenter………………………………………………………………………………………… 34

    3.2.3. Multi-Protocol Label Switching (MPLS)……………………………………………………………………………… 34

    3.2.4. Very High Bit Rate Digital Subscriber Line (VDSL)……………………………………………………………….. 34

    3.2.5. Backbone operator MPLS………………………………………………………………………………………….. 34

    3.3. Datacenter………………………………………………………………………………………………………………………………… 35

    3.3.1. Geavanceerde duplicatie op afstand in een serveromgeving UNIX- of industriestandaard-serveromgeving,……………………………………………………………….. 36

    3.3.2. Installatie van een storage controller…………………………………………………………………………. 37

    3.3.3. RAID……………………………………………………………………………………………………………………….. 38

    3.3.4. Disk Drive Patrol……………………………………………………………………………………………………….. 38

    3.3.5. Beveiliging van de cachegegevens………………………………………………………………………………. 39

    3.4. Virtualisatie……………………………………………………………………………………………………………………………….. 42

    3.4.1. High Availability (HA)……………………………………………………………………………………………………… 42

    3.4.2. Clustering……………………………………………………………………………………………………………………. 42

    3.4.3. NIC Teaming (Network Interface Cards)………………………………………………………………………… 42

    3.4.4. Kort overzicht van de mogelijkheden van VMware®…………………………………………………….. 43

    3.5. Firewall……………………………………………………………………………………………………………………………………… 44

    3.5.1. Virtuele domeinen (DOM)……………………………………………………………………………………………. 44

    3.5.2. Gevirtualiseerde firewall …………………………………………………………………………………………….. 45

    3.5.3. Virtual Clustering………………………………………………………………………………………………………. 45

    3.5.4. Session border controller en firewall……………………………………………………………………………… 46

    4. PRESENTATIE VAN DE PARTNERS 

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