WIDE AREA NETWORKS (WANs) QUIZ 7

10 September 2022
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19 test answers

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PPPoE
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What is the name of the protocol that is commonly used to authenticate devices that connect via DSL?
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Super Frame Extended Super Frame
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What are the two different supported frame formats that are used when deploying a T1 leased line?
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Packet detection
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Which is not a primary feature offered by Link Control Protocol (LCP)?
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shimmed, shim
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MPLS inserts a 32-bit header between Layer 2 and Layer 3 headers. Because this header is ________ between the Layer 2 and Layer 3 headers, it is sometimes referred to as a(n) ________ header
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DSL
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Which of the following are not examples of wireless media?
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44.736 Mbps
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The data rate for a T3 link is
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PPP
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A common Layer 2 protocol used on dedicated leased lines is
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18,000 feet
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What is the maximum distance that an ADSL modem (client) can be from a provider's DSLAM?
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8 Mbps
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What is the theoretical maximum downstream speed of ADSL?
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SmartJack
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What is the name of a device that can be connected to a T1 line and can convert frame formats and support remote diagnostics?
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CSU/DSU
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What is the name of the digital modem device that is used to terminate a T1 circuit?
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True
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A demarc is the point in a telephone network where the maintenance responsibility passes from a telephone company to the subscriber (unless the subscriber has purchased inside wiring maintenance).
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PRI
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Which type of ISDN circuit provides 23 B channels and 1 D channel?
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True
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A service level agreement (SLA) is used to specify the specific performance metrics (for example, available bandwidth and maximum delay) that are guaranteed for a service over a certain percentage of time.
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Point-to-Point Protocol (PPP)
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Which of the following is a common Layer 2 protocol that could run over a dedicated leased line?
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155.52 Mbps
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If the bandwidth of an OC-1 link is 51.84 Mbps, what is the bandwidth of an OC-3 link?
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DOCSIS (Data Over Cable Service Interface Specification)
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What is the name of the specification that indicates the frequencies that are dedicated for data transmission over cable lines
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CHAP & PAP
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What are the two commonly available PPP authentication mechanisms?
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TRUE
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Asynchronous Transfer Mode (ATM), a cell-switched connection technology that uses 53-byte fixed-length cells, is often categorized as a packet-switched connection technology.