Chapter 1 - Overview of Wireless Standards, Organizations, and Fundamentals Flashcards
In 1970, the University of Hawaii developed the fi rst wireless network, called _____, to wirelessly communicate data between the Hawaiian Islands.
ALOHAnet
Established by the Communications Act of 1934, the _____ is responsible for regulating interstate
and international communications by radio, television, wire, satellite, and cable.
FCC
The FCC and the respective controlling agencies in the other countries typically regulate
two categories of wireless communications: _____ spectrum and _____ spectrum.
licensed, unlicensed
The United Nations has tasked the _____ _____ _____ _____ _____ with global spectrum management.
International Telecommunication Union Radiocommunication Sector (ITU-R)
What is the North and South American (Region A) arm of the ITU-R?
Inter-American Telecommunication Commission (CITEL)
What is the Western European (Region B) arm of the ITU-R?
European Conference of Postal and Telecommunications Administration (CEPT)
What is the Eastern European and Northern Asian (Region C) arm of the ITU-R?
Regional Commonwealth in the field of Communications (RCC)
What is the African (Region D) arm of the ITU-R?
African Telecommunications Union (ATU)
What is the Asian and Australasian (Region E) arm of the ITU-R?
Asia-Pacific Telecommunity (APT)
The _____ _____ _____ _____ _____ _____, commonly known as the IEEE, is
a global professional society with more than 400,000 members. The IEEE’s mission is to
“foster technological innovation and excellence for the benefi t of humanity.” To networking
professionals, that means creating the standards that we use to communicate.
Institute of Electrical and Electronics Engineers (IEEE)
IEEE projects are subdivided into _____ _____ to develop standards that address specific problems or needs.
working groups
As the need arises to revise existing standards created by the working groups, _____ _____ are formed.
task groups
The _____ _____ _____ _____, commonly known as the IETF, is an international
community of people in the networking industry whose goal is to make the Internet work
better. The mission of the IETF, as defi ned by the organization in a document known as
RFC3935, is “to produce high quality, relevant technical and engineering documents that
infl uence the way people design, use, and manage the Internet in such a way as to make the
Internet work better.
Internet Engineering Task Force
The IETF is one of five main groups that are part of the Internet Society (ISOC). The ISOC groups include the following:
Internet Architecture Board (IAB), Internet Corporation for Assigned Names and Numbers (ICANN), Internet Engineering Steering Group (IESG), Internet Research Task Force (IRTF)
The _____ _____ _____ _____ provides technical management of the activities of the IETF and the Internet standards process.
Internet Engineering Steering Group (IESG)
An IETF _____ _____ is created by the IESG and is given a specific charter or specific topic to address.
working group
The results of a working group are usually the creation of a document known as a _____ _____ _____.
Request for Comments (RFC)
When an RFC becomes a standard, it still keeps its RFC number, but it is also given an “_____ xxxx” label. The relationship between the _____ numbers and the RFC numbers is not one to one.
STD
STD numbers identify _____ whereas RFC numbers identify documents.
protocols
The _____ _____ is a global, nonprofit industry association of more than 350 member
companies devoted to promoting the growth of WLANs. One of the primary tasks of the
_____ _____ is to market the Wi-Fi brand and raise consumer awareness of new 802.11
technologies as they become available.
Wi-Fi Alliance
In addition to testing the device’s transmission capabilities, each device must support _____ _____ _____ capabilities, security mechanisms that were originally defined in
the IEEE 802.11i amendment.
robust security network (RSN)
_____ is based on the QoS mechanisms that
were originally defined in the IEEE 802.11e amendment. _____ enables Wi-Fi networks
to prioritize traffic generated by different applications. In a network where _____ is supported by both the access point and the client device, traffic generated by time-sensitive
applications such as voice or video can be prioritized for transmission on the half-duplex RF medium.
Wi-Fi Multimedia (WMM)—Multimedia
_____ helps conserve battery power
for devices using Wi-Fi radios by managing the time the client device spends in sleep
mode.
WMM Power Save (WMM-PS)—Multimedia
_____ _____ _____ defines simplified and automatic WPA and WPA2 security configurations for home and small-business users.
Wi-Fi Protected Setup
