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Questions and Answers
AAL converts user information into ______ data
cell voice video
AAL maps higher-layer information into ______ cells to be transported over an ATM network
ATM
AAL collects information from ______ cells for delivery to higher layers
ATM
The purpose of ______ Layer is to convert user information into cell payloads
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USER information is converted into ______ payloads by AAL
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The ______ Interface connects an ATM end-user device to an ATM switch or router for communication
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A cell network uses the ______ as the basic unit of data exchange.
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Function of ATM switch: It accepts the incoming ______ from an ATM endpoint or another ATM switch.
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Examples of ATM endpoint include ______, routers, digital service units (DSUs), LAN switches, and video coder-decoders (CODECs).
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Data is transferred in fixed 53 octets long ______ (5 octets for header and 48 octets for payload).
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The ______ path identifier (VPI) is 8 bits for UNI and 12 bits for NNI.
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Private ______ connects an ATM endpoint and a private ATM switch.
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The ATM layer offers transport of data in fixed size ______ and also defines the use of virtual connections.
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The ATM ______ must be established before any cells are sent.
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ATM switches support two types of interfaces: ______ and NNI.
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User’s equipment connects to networks via a ______ (User Network Interface).
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An ATM ______ is responsible for Cell transit through an ATM network.
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Four protocols designated ______ 1, AAL 2, AAL3/4, and AAL 5 support the classes.
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Each ATM switch includes a _______ Information Table (RIT), which is used in mapping incoming VPI/VCIs to outgoing VPI/VCIs
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VCI = 5 is reserved for ATM edge devices to send a _______ request to the ingress ATM switch requesting a connection to another device
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The _______ Path Identifier (VPI) is 8 Bits or 12 Bits in UNI or NNI respectively
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An ATM switch has 32 input ports and 32 output ports, it can support _______ connections
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The constant bit rate ATM cell stream is packetized into a _______ bit rate
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Each cell holds 48 bytes of speech and has a _______ byte header
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The VCI field is ______ Bit long and allows 65,536 virtual channels per virtual path.
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There are ______ types of ATM payload.
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The first bit of the PT indicates whether the cell contains ______ data or control data.
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CLP = 1 implies that the cell is ______ priority cell.
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The HEC can correct a ______ bit error in these bytes.
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The VPI field is ______ Bit long and allows 256 virtual paths in a UNI link.
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