H3 Flashcards

1
Q

What is a protocol?

A

Regels:
- identified sender and receiver
- snelheid van levering
- afgesproken communicatie methode
- bevestiging
- gemeenschappelijke taal

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2
Q

Unicast

A

1 to 1

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3
Q

Multicast

A

1 to many

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4
Q

Broadcast

A

1 to all

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5
Q

Anycast

A

1 to closest

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6
Q

Protocol scope

A
  • sender receiver: addressing
  • data moet gecodeerd worden in een formaat dat beide partijen begrijpen
  • data wordt ingepakt in pakketten die door het netwerk kunnen worden verstuurd
  • grote gegevens worden opgedeeld in kleinere pakketten
  • acces method: botsingen tijdens versturen voorkomen
  • flow control: overbelasting vermijden
  • tijdslimieten en opnieuw verzenden
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7
Q

OS layers

A
  • Application:
    network to application
    devices: applicaties
    addresses: url’s
    protocols: http
  • Presentation:
    data representation en encryption
    /
    /
    JPEG
  • Session:
    interhost communication
    /
    /
    PPTP
  • Transport:
    end to end connections
    /
    poort nummers
    TCP
  • Network:
    routing van packets over meerdere netwerken
    routers
    IP adressen
    IP
  • Data Link:
    physical addressing
    switches
    MAC
    ethernet
  • Physical
    transmissions
    kabels
    /
    /
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