Are you a WiMax expert?
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Questions and Answers

Which of the following is a benefit of Wireless Metropolitan Area Networks (WiMANs)?

  • They provide broadband access technology for last mile connectivity to businesses only
  • They are standardized by IEEE 802 architecture
  • They only use proprietary solutions
  • They provide wireless connectivity across a geographical area the size of a country (correct)

    • Which of the following is NOT a characteristic of the current market for wireless connectivity technologies?

  • Fragmentation among technologies
  • Variety of speeds and costs
  • Variety of coverage ranges and spectrums
  • Standardization by IEEE 802 architecture (correct)

    • What is the main difference between proprietary solutions and standards-based solutions for wireless connectivity?

  • Proprietary solutions are more expensive than standards-based solutions
  • Standards-based solutions are provided by the WiMAX Forum
  • Standards-based solutions use Free Space Optical LMDS
  • Proprietary solutions use wireless links with microwave or millimeter wave radios and licensed spectrum (correct)

    • What is IEEE 802.16 also known as?

    <p>WiMAX</p> Signup and view all the answers

    What is the main type of architecture used by WiMAX?

    <p>Point-to-multipoint</p> Signup and view all the answers

    What is the role of the WiMAX Forum?

    <p>To promote the 802.16 standards and to develop interoperability specifications</p> Signup and view all the answers

    What are the components of the WiMAX network reference model?

    <p>ASN, NAP, CSN, NSP, and ASN Gateway</p> Signup and view all the answers

    What are the components of the IEEE 802.16 protocol architecture?

    <p>Physical and transmission layer functions, medium access control layer functions, and convergence layer functions</p> Signup and view all the answers

    What are the components of the IEEE 802.16 MAC PDU format?

    <p>Header, payload, and CRC</p> Signup and view all the answers

    Which of the following is a benefit of Wireless Metropolitan Area Networks (WiMANs)?

    <p>They provide wireless connectivity across a geographical area the size of a country</p> Signup and view all the answers

    Which of the following is NOT a characteristic of the current market for wireless connectivity technologies?

    <p>Standardization by IEEE 802 architecture</p> Signup and view all the answers

    What is the main difference between proprietary solutions and standards-based solutions for wireless connectivity?

    <p>Proprietary solutions use wireless links with microwave or millimeter wave radios and licensed spectrum</p> Signup and view all the answers

    What is IEEE 802.16 also known as?

    <p>WiMAX</p> Signup and view all the answers

    What is the main type of architecture used by WiMAX?

    <p>Point-to-multipoint</p> Signup and view all the answers

    What is the role of the WiMAX Forum?

    <p>To promote the 802.16 standards and to develop interoperability specifications</p> Signup and view all the answers

    What are the components of the WiMAX network reference model?

    <p>ASN, NAP, CSN, NSP, and ASN Gateway</p> Signup and view all the answers

    What are the components of the IEEE 802.16 protocol architecture?

    <p>Physical and transmission layer functions, medium access control layer functions, and convergence layer functions</p> Signup and view all the answers

    What are the components of the IEEE 802.16 MAC PDU format?

    <p>Header, payload, and CRC</p> Signup and view all the answers

    Which of the following is true about Wireless Metropolitan Area Networks (WiMANs)?

    <p>They provide wireless connectivity across a geographical area the size of a city</p> Signup and view all the answers

    Which of the following is a characteristic of IEEE 802.16 (WiMAX)?

    <p>It uses wireless links with microwave or millimeter wave radios and licensed spectrum</p> Signup and view all the answers

    Which of the following is true about the WiMAX Forum?

    <p>It is a non-profit organization that promotes the 802.16 standards and develops interoperability specifications</p> Signup and view all the answers

    What is the purpose of the IEEE 802.16 MAC PDU format?

    <p>To provide efficient transport of heterogeneous traffic supporting quality of service (QoS)</p> Signup and view all the answers

    Which of the following is a part of the WiMAX network reference model?

    <p>Access Service Network (ASN)</p> Signup and view all the answers

    What are the three layers of the IEEE 802.16 protocol architecture?

    <p>Physical, medium access control (MAC), and logical link control (LLC) layers</p> Signup and view all the answers

    Which of the following is a proprietary solution for Wireless Metropolitan Area Networks?

    <p>Free Space Optical LMDS</p> Signup and view all the answers

    What is the purpose of the IEEE 802.16 physical layer?

    <p>To provide modulation and demodulation of the signal</p> Signup and view all the answers

    What is the purpose of the IEEE 802.16 medium access control (MAC) layer?

    <p>To control access to the wireless medium</p> Signup and view all the answers

    What is the purpose of Wireless Metropolitan Area Networks (WiMANs)?

    <p>To provide wireless connectivity across a geographical area the size of a city.</p> Signup and view all the answers

    What type of technology provides broadband data rates for last mile connectivity to businesses, homes, and network bridging?

    <p>Broadband access technology.</p> Signup and view all the answers

    What is the current state of the market for wireless connectivity technologies?

    <p>Fragmented among technologies, with a variety of speeds, costs, coverage ranges, and spectrums.</p> Signup and view all the answers

    What are some examples of proprietary solutions for wireless connectivity?

    <p>Free Space Optical LMDS, MMDS, and wireless multi-hop mesh networks based on 802.11.</p> Signup and view all the answers

    What is the IEEE 802 architecture?

    <p>A standard-based solution for wireless connectivity that includes physical layer functions, medium access control (MAC) layer functions, and logical link control (LLC) layer functions.</p> Signup and view all the answers

    What is IEEE 802.16?

    <p>Also called WiMAX, it uses wireless links with microwave or millimeter wave radios and licensed spectrum to create wireless metropolitan area networks (WMANs) that provide public network service to fee-paying customers.</p> Signup and view all the answers

    What type of architecture does WiMAX use?

    <p>Point-to-multipoint architecture with stationary rooftop or tower-mounted antennas.</p> Signup and view all the answers

    What is the role of the WiMAX Forum?

    <p>To promote the 802.16 standards and to develop interoperability specifications.</p> Signup and view all the answers

    What are the components of the IEEE 802.16 physical layer?

    <p>Wireless MAN-SC, Wireless MAN-OFDM, and Wireless MAN-OFDMA.</p> Signup and view all the answers

    Study Notes

    Wireless Metropolitan Area Networks and WiMax: IEEE 802.16

    • Wireless Metropolitan Area Networks (WiMANs) provide wireless connectivity across a geographical area the size of a city.
    • Broadband access technology provides broadband data rates for last mile connectivity to businesses, homes, and network bridging.
    • Currently, there are a variety of technologies, speeds, costs, coverage ranges, spectrums, etc. in the market, which is fragmented among technologies.
    • Proprietary solutions include Free Space Optical LMDS, MMDS, and wireless multi-hop mesh networks based on 802.11, while standards-based solutions are provided by IEEE 802 architecture.
    • IEEE 802 architecture includes physical layer functions, medium access control (MAC) layer functions, and logical link control (LLC) layer functions.
    • IEEE 802.16, also called WiMAX, uses wireless links with microwave or millimeter wave radios and licensed spectrum to create wireless metropolitan area networks (WMANs) that provide public network service to fee-paying customers.
    • WiMAX uses point-to-multipoint architecture with stationary rooftop or tower-mounted antennas and provides efficient transport of heterogeneous traffic supporting quality of service (QoS).
    • The WiMAX Forum, an industry consortium, was formed to promote the 802.16 standards and to develop interoperability specifications.
    • WiMAX network reference model includes Access Service Network (ASN), Network Access Provider (NAP), Connectivity Service Network (CSN), Network Service Provider (NSP), and ASN Gateway.
    • IEEE 802.16 protocol architecture includes physical and transmission layer functions, medium access control layer functions, and convergence layer functions.
    • IEEE 802.16 MAC PDU format includes header, payload, and CRC.
    • IEEE 802.16 physical layer includes Wireless MAN-SC, Wireless MAN-OFDM, and Wireless MAN-OFDMA.

    Wireless Metropolitan Area Networks and WiMax: IEEE 802.16

    • Wireless Metropolitan Area Networks (WiMANs) provide wireless connectivity across a geographical area the size of a city.
    • Broadband access technology provides broadband data rates for last mile connectivity to businesses, homes, and network bridging.
    • Currently, there are a variety of technologies, speeds, costs, coverage ranges, spectrums, etc. in the market, which is fragmented among technologies.
    • Proprietary solutions include Free Space Optical LMDS, MMDS, and wireless multi-hop mesh networks based on 802.11, while standards-based solutions are provided by IEEE 802 architecture.
    • IEEE 802 architecture includes physical layer functions, medium access control (MAC) layer functions, and logical link control (LLC) layer functions.
    • IEEE 802.16, also called WiMAX, uses wireless links with microwave or millimeter wave radios and licensed spectrum to create wireless metropolitan area networks (WMANs) that provide public network service to fee-paying customers.
    • WiMAX uses point-to-multipoint architecture with stationary rooftop or tower-mounted antennas and provides efficient transport of heterogeneous traffic supporting quality of service (QoS).
    • The WiMAX Forum, an industry consortium, was formed to promote the 802.16 standards and to develop interoperability specifications.
    • WiMAX network reference model includes Access Service Network (ASN), Network Access Provider (NAP), Connectivity Service Network (CSN), Network Service Provider (NSP), and ASN Gateway.
    • IEEE 802.16 protocol architecture includes physical and transmission layer functions, medium access control layer functions, and convergence layer functions.
    • IEEE 802.16 MAC PDU format includes header, payload, and CRC.
    • IEEE 802.16 physical layer includes Wireless MAN-SC, Wireless MAN-OFDM, and Wireless MAN-OFDMA.

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