
AVVID
Cisco Architecture for Voice, Video, and Integrated Data. As the industry’s only
enterprise-wide, standards-based network architecture, Cisco AVVID provides the
roadmap for combining business and technology strategies into one cohesive model.
Availability
The amount of time that a network or device is operational
—
in other words, the
likelihood that it will be available for use when needed.
Backbone
The part of a network that acts as the primary path for traffic moving between,
rather than within, networks. See also Core and Edge.
Bandwidth
The data-carrying capacity of a network connection, used as an indication of
speed. See also Ethernet, Fast Ethernet, and Gigabit Ethernet.
Client
A networked PC or terminal that shares services with other PCs. These services are
stored on or administered by a server. See also Server.
Cisco CMS
Cisco Cluster Management Suite Software. A unique, free software tool embedded
in Cisco Catalyst 3550 and 2950 Intelligent Ethernet Series switches. Cisco CMS
Software dramatically simplifies network management by enabling remote moni-
toring and configuration of up to 16 clustered switches at once through a single,
easy-to-use Web interface. Cisco CMS Software also eases the deployment of
intelligent services at the network edge.
Congestion
Traffic in excess of network capacity.
Convergence
The speed and ability of a group of internetworking devices running a specific
routing protocol to agree on the topology of an internetwork after a change in
that topology. Often refers to the merging of video and/or voice services onto a
data network.
Core
The innermost part of a network, where services typically originate. See also
Backbone and Edge.
Edge
The outermost part of a network, where users are typically directly connected.
See also Backbone and Core.
Ethernet
A popular LAN technology that moves packets between workstations and runs
over a variety of cable types at 10 Mbps (megabits per second).
Fast Ethernet
An extension of the Ethernet standard, offering speeds of 100 Mbps
—
or 10 times
the speed of standard Ethernet. See also Bandwidth, Ethernet, and Gigabit Ethernet.
Glossary
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