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Infrastructure historically used by businesses to record and manage
Data networks the business systems. They have evolved to enable transmission of
many different types of information services, including email,
video, messaging, and telephony.
A reference to adding devices of all types onto the Internet. It
IoE brings everything together people, process, data, and things to
make networked connections more relevant and valuable.
Communication Transmission and receipt of information
The creation of a document or documents that can be edited by
Collaboration
more than one person.
A logical classroom environment created as a collaboration space
virtual classroom
without physical restraints.
Learning spaces An environment, physical or virtual, to promote collaborative learning.
Mobile learning An environment supporting learning. This may be virtual or physical.
Consist of people who share common experiences and hobbies
Communities who exchange ideas and information. They allow for social
interaction that is independent of
location or time zone.
Can refer to computer hardware that is to be used by multiple
Server
users. Also can refer to computer software that provides services
to many users.
A network device that accesses a service on another computer
Client
remotely through a network.
The architecture defining the connection within a network; refers
Network infrastructure
to the physical hardware and connections used to transmit data.
Voice data encapsulated in an IP packet that allows it to traverse
VoIP
already implemented IP networks without needing its own network
infrastructure.
TelePresence Cisco multimedia products for business virtual meetings and collaboration.
Encoding Process by which bits are represented on a media.
The arrangement of networking components or nodes. Examples
Topology
include star extended star, ring, and mesh.
, A network that aggregates various forms of traffic such as voice,
Converged network
video, and data on the same network infrastructure.
Switching system in which a dedicated physical circuit path must
Circuit switched exist between sender and receiver for the duration of the call.
Used heavily in the telephone company network.
Network architecture that routes packets along the path perceived as the most
Packet switched
efficient and allows a communications channel to be shared by multiple
connections.
A control mechanism that can provide different priorities to different users or
QoS data
flows, or guarantee a certain level of performance to a data flow in
accordance with requests from the application program.
A condition where a network has more bits to transmit than what
Congested
the bandwidth of the communication channel can deliver.
In routing and switching, a backlog of packets or frames waiting to
Queuing
be forwarded out an interface.
Insures that only the intended and authorized recipients can access and receive
data. Its accomplished by having a strong system for user
Confidentiality
authentication, enforcing passwords that are difficult to guess, and
requiring users to change them frequently. Encrypting data, so that
only the intended recipient can read it, also part of this.