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04c. Virtual Network Components
CompTIA Network+ Virtual Network Components
13
Computer Networking
Professional
03/22/2012

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Cards

Term
By running ___ software, one workstation can run multiple operating systems at the same time, allowing a developer to test code in various environments on a virtual machine (VM).
Definition
virtualization
Term
The ___ ___ ___ encompasses the software and hardware needed to create the virtual desktop.
Definition
virtual desktop interface (VDI)
Term
Remote administration often uses a ___ ___ which allows a remote administrator to work on the workstation with or without the knowledge of the user.
Definition
virtual desktop
Term
When a single server is used to host
multiple logical machines, it is called a ___ ___.
Definition
virtual server
Term
A ___ ___ allows multiple switches to exist on the same host (thus saving the implementation of additional hardware).
Definition
virtual switch
Term
Virtual switches are regularly used with ___ implementations.
Definition
VLAN
Term
A key difference between physical and virtual switches is that the virtual switch can provide a direct channel to the virtual ___ adapter for configuration information, avoiding the need for unicast addresses or IGMP snooping to learn multicast group membership.
Definition
Ethernet
Term
A virtual ___ ___ ___ is a phone system that is hosted by a company other than yours.
Definition
private branch exchange (PBX)
Term
With a Virtual PBX, ___ is used for routing the voice traffic.
Definition
VoIP
Term
The advantage of using offsite data hosting is that another location or company is responsible for maintaining
___ and ___.
Definition
hardware
software
Term
With ___ ___ ___ ___, an outside vendor supplies the entire network.
Definition
Network as a Service (NaaS)
Term
Network as a Service (NaaS) is similar to the ___ __ ___ ___ cloud computing model.
Definition
Software as a Service (SaaS)
Term
OpenStack is an open source implementation of
___ ___ ___ ___.
Definition
Network as a Service (NaaS)
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