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ViewSonic Wireless Media Gateway 90
modems and network adapters. ISA has been replaced by PCI and
is not very common anymore.
ISO Network Model (International Standards Organization). A
network model developed by the ISO that consists of seven
different levels, or layers. By standardizing these layers, and the
interfaces in between, different portions of a given protocol can be
modified or changed as technologies advance or systems
requirements are altered. The seven layers are:
• Physical
• Data Link
• Network
• Transport
• Session
• Presentation
• Application
The IEEE 802.11 Standard encompasses the physical layer (PHY)
and the lower portion of the data link layer. The lower portion of the
data link layer is often referred to as the Medium Access Controller
(MAC) sublayer.
ISS (Internet Security Services). A special software application that
allows all PCs on a network access to the Internet simultaneously
through a single connection and Internet Service Provider (ISP)
account.
LAN (Local Area Network). A system of connecting PCs and other
devices within the same physical proximity for sharing resources