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Comptia Networking concepts P2
Virtual network components
19
Computer Networking
Professional
01/08/2015

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Term
virtual networking
Definition
allows user to connect virtual machines and devices to a network in the same way that you connect physical devices
Term
Characteristics of a virtual network:capacity of virtual machines
Definition
connect with or without using a physical adapter
Term
Characteristics of a virtual network: use of
Definition
a virtual DHCP server
Term
Characteristics of a virtual network: potential to support
Definition
a high number of virtual networks per physical network adapter
Term
Characteristics of a virtual network: lack
Definition
portability
Term
when a virtual machine connects to a network through a computer with a network adapter
Definition
it can connect to all computers connected to that network adapter
Term
if a virtual machine connects without using a network adapter
Definition
it exists as part of an internal virtual machine network
Term
internal virtual machine network
Definition
a collection of virtual machines on a single virtual network
Term
virtual network components
Definition
virtual switches, virtual servers, virtual PBX,virtual desktops, and network as a service (NaaS)
Term
virtual switch
Definition
soft-ware based switch that provides functionality similar to that of a physical switch
Term
virtual server
Definition
remote software that can run its own operating system and application.
Term
virtual PBX (private branch exchange)
Definition
private communications service provider that provides low cost routing across the internet
Term
virtual desktop
Definition
a virtual PC with an OS, that usually hosted by a virtual or physical server
Term
Naas
Definition
enables organizations to buy network service without actually purchasing physical network hardware.
Term
virtual desktop component: hosting servers
Definition
run software to support a number of virtual machine, depending on workload, hardware, software, and network configurations
Term
virtual desktop component: endpoint devices
Definition
enable users to access virtual desktops
Term
virtual desktop component: connection brokers
Definition
manages the connection between the host server and endpoint device
Term
virtual desktop component: management infrastructure
Definition
consists of services that keep the virtual environment running smoothly
Term
virtual desktop component: application delivery and execution infrastructure
Definition
determines how a virtual host delivers applications to a user
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