acronyms

Question 1

MPLS

Answer 1

Multiprotocol label switching (MPLS) is a technique for speeding up network connections

Question 2

ATM

Answer 2

Asynchronous Transfer Mode
Layer 2 WAN technology operating using Permanent Virtual Circuits (PVCs) and Switched Virtual Circuits (SVCs)

Question 3

SD-WAN

Answer 3

Software Defined Networking in a Wide Area Network

Question 4

NFV

Answer 4

Network function virtualization is the process of taking networking functions such as routers, switches, firewalls, load balancers, and controllers and virtualizing them

Question 5

DSL

Answer 5

Digital Subscriber Line modems are commonly deployed by traditional phone companies that have twisted- pair copper as the local connection to homes and businesses

Question 6

ADSL

Answer 6

Asymmetric Digital Subscriber Line

Question 7

SONET

Answer 7

Synchronous Optical Networking
Transfer multiple digital bit streams synchronously over optical fiber using lasers or highly coherent light from light-emitting diodes (LEDs)

Question 8

WDM

Answer 8

Wavelength Division Multiplexing
This technique enables bidirectional communications over a single strand of fiber

Question 9

SFP

Answer 9

Small Form-factor Pluggable
Is a compact, hot-pluggable network interface module format used for both telecommunication and data communications applications.

Question 10

UPC

Answer 10

Ultra-polished connectors
Zero degree angle, high return loss

Question 11

APC

Answer 11

Angle-polished connectors
Eight degree angle, lower return loss

Question 12

SOA

Answer 12

Start of Authority
Describes the DNS zone details

Question 13

SOW

Answer 13

Statement of Work
This document spells out all details concerning what work is to be performed, deliverables, and the required timeline for a vendor to perform the specified work.

Question 14

MOU

Answer 14

Memorandum of Understanding
This is an agreement between two or more organizations that details a common line of action.

Question 15

MLA

Answer 15

Master License Agreement
This is an agreement whereby one party is agreeing to pay another party for the use of a piece of software for a period of time.

Question 16

SLA

Answer 16

Service-Level Agreement
This is an agreement that defines the allowable time in which a party must respond to issues on behalf of the other party.

Question 17

CARP

Answer 17

Common Address Redundancy Protocol
Provides IP-based redundancy, allowing a group of hosts on the same network segment (referred to as a redundancy group) to share an IP address.

Question 18

VRRP

Answer 18

Virtual Router Redundancy Protocol
Provides IP-based redundancy, allowing a group of hosts on the same network segment (referred to as a redundancy group) to share an IP address.

Question 19

HSRP

Answer 19

Hot Standby Router Protocol
Provides IP-based redundancy, allowing a group of hosts on the same network segment (referred to as a redundancy group) to share an IP address.

Question 20

DLP

Answer 20

The Data Loss Prevention policy defines all procedures for preventing the egress of sensitive data from the network and may include references to the use of data loss prevention (DLP) software.

Question 21

MDF

Answer 21

Main Distribution Frame
Connects equipment (inside plant) to cables and sub
scriber carrier equipment (outside plant).

Question 22

IDF

Answer 22

Intermediate Distribution Frame
Serves as a distribution point for cables from the MDF to individual cables connected to equipment in areas remote from these frames.

Question 23

NDA

Answer 23

Nondisclosure Agreement
An agreement between two parties that defines what
information is considered confidential and cannot be shared outside the two parties.

Question 24

UPS

Answer 24

Uninterruptible Power Supply
These devices can immediately supply power from a battery backup when a loss of power is detected.

Question 25

PDU

Answer 25

Power Distribution Units
Simply provide a means of distributing power from the
input to a plurality of outlets.

Question 26

HVAC

Answer 26

Heating, Ventilation, and Air Conditioning

Question 27

Fire Suppression

Answer 27

Wet pipe
Dry pipe
Preaction systems
Deluge systems

Question 28

Cold Site

Answer 28

A cold site is a leased facility that contains only electrical and communications wiring, air conditioning, plumbing, and raised flooring.

Question 29

Warm Site

Answer 29

A warm site is a leased facility that contains electrical and communications wiring, full utilities, and networking equipment.

Question 30

Hot Site

Answer 30

A hot site is a leased facility that contains all the resources needed for full operation. This environment includes computers, raised flooring, full utilities, electrical and communications wiring, networking equipment, and uninterruptible power supplies (UPSs).

Question 31

Cloud Site

Answer 31

These are sites that, while mimicking your on- premises network, are totally virtual, as shown

Question 32

MTTR

Answer 32

Mean Time to Repair
This value describes the average length of time it takes a vendor to repair a device or component.

Question 33

MTBF

Answer 33

Mean Time Between Failure
Describes the amount of time that elapses between one failure and the next.

Question 34

RTO

Answer 34

Recovery Time Objective
This is the shortest time period after a disaster or disruptive event within which a resource or function must be restored in order to avoid unacceptable consequences.

Question 35

RPO

Answer 35

Recovery Point Objective
RPOs measure back in time to when your data was preserved in a usable format, usually to the most recent backup.

Question 36

SDSL

Answer 36

Symmetric digital subscriber line