Overheard: Word of the Day


October 18, 2013  12:03 PM

Word of the Day: open API

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“Now that software-defined networking has become a reality, innovation at the software layer and above will allow for parallelization and virtualization of the network stack. It will also mean open APIs for third-party development.” — Andreas Antonopoulos

Word of the Day

Today’s WhatIs.com Word of the Day is open API, an application program interface that provides a developer with programmatic access to a proprietary software application. Open APIs are published on the Internet and shared freely. Continued…

Related Terms:

API
API management
DevOps

Quiz Yourself

You probably know that this little penguin is the logo for the Linux operating system, but do you know the penguin’s name?
a. Chilly
b. Opus
c. Tux
d. Wheezy
Answer

Related Reading

Open APIs are nice, but vendors must shoulder data center integration
We tout open APIs for automation and integration in the software-defined data center, but that means big effort by engineers, without requiring vendors to work toward integration.
Old SOA versus new SOA? Open APIs change the game
The high-profile Oracle-Google Android trial shows the changing nature of the Application Programming Interface (API). The move is reflected in new API management products.
Essential guide to API management and application integration
This essential guide covers everything from effective API management to key terms associated with the technology.

October 18, 2013  11:52 AM

Word of the Day: Open Compute Project

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“When Facebook custom built its data center in Oregon, the goal was to create an easy-to-maintain system that cut down on energy consumption. Then they made all of the specs and designs public by launching the Open Compute Project.”– Dave Cappuccio

Word of the Day

Today’s WhatIs.com Word of the Day is Open Compute Project (OCP), an initiative started by Facebook to share more efficient server and data center designs with the general information technology (IT) industry. The Open Compute Project grew out of Facebook’s efforts to custom design and build software, servers and other data center components to deal with the ever-increasing demands placed on its infrastructure. Continued…

Related Terms:

OpenRack
OpenVault
vendor neutral

Quiz Yourself

Which word describes server hardware that is protected by a patent, trademark or copyright?
a. syndicated
b. proprietary
Answer

Related Reading

Better data center planning tactics from the Open Compute Project
The Open Compute Project improves data center planning by sharing new initiatives and best practices.Open source hardware helps Facebook save costs, energy
Facebook has reduced costs by 24% and increased IT energy efficiency by 38% since it started using open source hardware systems.Facebook talks about Open Compute’s open source switch project
Facebook execs Frank Frankovsky and Najam Ahmad discuss why the Open Compute Project will design an open source switch that can run any network operating system.


October 9, 2013  2:24 PM

Word of the Day: Wireshark

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“Proactive network analysis can decrease your stress levels in the long run, enabling you to live longer and enjoy your retirement on that small secluded cove by your new beach house.” — Laura Chappell

Word of the Day

Today’s WhatIs.com Word of the Day is Wireshark, an open source network forensics tool for profiling network traffic and analyzing packets. Wireshark is a popular tool for testing basic traffic transmission, analyzing bandwidth usage, testing application security and identifying faulty configurations. Because it is open source, Wireshark’s filters can be tailored to the unique needs of a specific enterprise network. Continued…

Related Terms

network forensics
sniffer
tcpdump
application security
network configuration management

Quiz Yourself

Which word describes a 2-D telephone icon that closely resembles its 3-D real-world counterpart?
a. skeuomorphic
b. holographic
Answer

Related Reading

Detecting malicious traffic on VoIP-enabled networks with Wireshark
Because Voice over Internet Protocol leverages existing IP infrastructure, many vulnerabilities that affect traditional IP communications also affect VoIP communications.
Wireshark tutorial: How to sniff network traffic
Mike Chapple explains how to sniff network traffic and assess your enterprise’s network security.
Wireless sniffing best practices using Wireshark
Wireshark’s display filtering and protocol decoders can help a wireless network administrator to identify security vulnerabilities.


October 8, 2013  4:08 PM

Word of the Day: big data management

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“Many companies think they have a “big data” problem when they really have a big “data problem.” – Diego Basch

Word of the Day

Today’s WhatIs.com Word of the Day is big data management, the organization, administration and governance of large volumes of both structured and unstructured data. By examining data from a variety of sources — including call detail records, system logs and social media sites — a company can gain insight into what business processes need improvement and how to gain a competitive advantage. Continued…

Related Terms

unstructured data
data quality
big data analytics
in-memory analtyics
data classification

Quiz Yourself

Which is bigger — a petabyte of data or an exabyte of data?
Answer

Related Reading

Big data and predictive analytics: When is enough data enough?
The problem with big data is not just about volume or complexity — it’s about translating the language of analytics into something the business can understand.
Structuring a big data strategy
Creating a successful big data strategy means cutting through the information noise and finding useful business insights. This big data strategy guide will help get you there.
Putting big data technology in its place
This special edition of Business Information magazine provides insight into how in-memory analytics tools can help an organization meet its business needs.


October 7, 2013  5:05 PM

Word of the Day: session border controller

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com  Word of the Day is  session border controller (SBC), a dedicated hardware device or software application that governs the manner in which phone calls are initiated, conducted and terminated on a Voice over Internet Protocol (VoIP) network. Basically, an SBC acts a router between the enterprise and carrier service, allowing only authorized phone calls to pass through a connection point (border).  Continued…

Related Terms

VoIP
QoS
unified communications
firewall

“Session border controllers (SBC) are the traffic cops of the IP telephony infrastructure.”– Michael Brandenburg

Quiz Yourself

What do you call unsolicited marketing phone calls on a VoIP network?
a. SPIT
b. SMOG
c. SPAM
d. SPIN
Answer

Related Reading

Guide to session border controllers: Inside IP telephony’s traffic cop
Learn more about the role that session border controllers play in an IP telephony infrastructure.
Virtualized session border controllers: Are there drawbacks?
It’s important to understand the strengths and weaknesses of this software-based delivery model.
SIP-flood and TDoS attacks: What is the difference?
Learn more about how these attack vectors work and which type of attack might be identified and thwarted by an SBC deployed at the network edge.


October 3, 2013  5:53 PM

Word of the Day: application delivery controller (ADC)

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is application delivery controller (ADC), a network device that manages client connections to complex Web and enterprise applications. In general, a controller is a hardware device or a software program that manages or directs the flow of data between two entities. Continued…

Related Terms

controller
load balancing
hardware load balancing device
authentication, authorization and accounting
wide area network (WAN)
cache

Overheard

“When choosing an ADC, it is important for an IT organization to understand how its hypervisor management system will interface with the load balancer and how the ADC supports the dynamic creation and movement of virtual machines.” Dr. Jim Metzler

Quiz Yourself

Which old school programming language for business applications is making a comeback in college-level computer science programs? HINT: The language is closely associated with Admiral Grace Hopper.
a. COBOL
b. FORTRAN
Answer

Related Reading

Cloud & ADCs: Enterprises need cloud load balancer technology
Learn why the cloud is transforming the ADC market.
Application delivery controller technology plays many roles
As IT shops become application service providers, they are turning to application delivery controller technology to play a role in virtualization and WAN optimization.
Virtual application delivery controllers could lead to better apps
Virtual ADCs allow devops to deliver applications that are optimized for the production network.


October 1, 2013  10:50 PM

Word of the Day: carbon nanotube

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is carbon nanotube  (CNT),  a hollow, cylindrical carbon structure with hexagonal graphite molecules attached at the edges. Nanotubes, which are grown in a laboratory, are strong and exhibit many thermal and electrical properties that are desirable to chip makers. Carbon nanotubes have the potential to be used as semiconductors, for example, potentially replacing silicon in a wide variety of computing devices.

Related Terms

graphene
graphene transistor
silicon
semiconductor
CPU
nanotechnology

Overheard

Carbon Nanotube Valley just doesn’t have the same ring to it. But if scientists at Stanford University have their way, computing’s most iconic element – and the Valley’s namesake – could be going the way of the vacuum tubes that came before it.” — Nick Mokey

Quiz Yourself

Miniaturization has been a driving force in the semiconductor industry. What “law” states that the number of transistors per square inch has doubled every 18 months?
Answer

Related Reading

Understanding silicon photonics technology
Welcome to the world of silicon photonics technology, a method modern engineers use to create microchips.
Intel roadmap adds low power, high density chips for micro servers
Last summer Intel disclosed plans to expand its product line of low power, high density processors to meet the demand for micro servers.
Primer: A new generation of programmable ASICs
Application-specific integrated circuits (ASICs) are customized network silicon designed for a particular purpose. Learn why they play an important part in emerging technology.


September 30, 2013  4:16 PM

Word of the Day: colocation

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is colocation, a data center facility in which a business can rent space for servers and other computing hardware.  There are several reasons a business might choose a colo over building its own data center, but one of the main drivers is the capital expenditures (CAPEX) associated with building, maintaining and updating a large computing facility. In the past, colos were often used by private enterprises for disaster recovery and redundancy. Today, colos are especially popular with cloud service providers. Continued…

Related terms

CAPEX
cloud provider
cloud services
managed service provider

Overheard

“A colo is a partnership. You work with them to host your infrastructure, and they can help as much or as little as you want.” Chris Steffen

Quiz yourself

What do you call the purposeful — and sometimes deceptive — attempt to rebrand an old product or service by associating the buzzword “cloud” with it?
Answer

Related reading

How the colocation data center stacks up to cloud, on-premises builds
C7 built its new colocation data center in Utah. C7′s CEO Wes Swenson compares colocation to cloud and on-premises data centers.
Cloud unearths hidden benefits of data center colocation services
Getting into a colocation services arrangement with a provider that also offers cloud services has several additional advantages, namely a boost in application performance.
Seven often overlooked colocation costs
Independent disaster recovery expert Paul Kirvan discusses colocation costs that are often overlooked during disaster recovery (DR) service provider planning.


September 27, 2013  5:07 PM

Word of the Day: hardware emulation

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is hardware emulation, the use of one hardware device to mimic the function of another hardware device. An administrator must use hardware emulation if he needs to run an unsupported operating system (OS) within a virtual machine (VM). In such a scenario, the virtual machine does not have direct access to server hardware. Instead, an emulation layer directs traffic between physical and virtual hardware. Continued…

Related terms:

emulator
ROM emulation
in-circuit emulator
terminal emulation

Overheard

“One of the big problems with installing an operating system (OS) onto a virtual machine (VM) is that the OS thinks it is installed on physical hardware.” — Brien Posey

Quiz Yourself

If a software program is compiled to run with a particular processor and its set of instructions, the result can be referred to as ______ code.
a. native
b. object
Answer

Related Reading

Using hardware emulation tools to run embedded OSes
Learn how hardware emulation tools can help you test OSes that run on unusual processors in this tip about running an embedded OS.
Deploying multiple servers in Xen: Partition, emulate, virtualize
Kernel emulation allows a guest OS to negotiate software applications’ requests for underlying hardware.
Five ways to improve virtual machine performance
Now that server virtualization has matured, it is possible to create high-performance virtual machines without hardware emulation.


September 26, 2013  1:49 PM

Word of the Day: FedRAMP

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is FedRAMP  (Federal Risk and Authorization Program), a risk management program for outsourced information systems used by the United States government. Under FedRAMP, once a cloud service provider is authorized for one agency, other agencies can also use that service.

Overheard

 

“Complying with the FedRAMP methodology and its security requirements can be a complex, expensive and demanding process for cloud providers.” — David Svec

Related Terms

FedRAMP 3PAO
Federal Cloud Computing Initiative
GSA IT Schedule 70

Quiz Yourself

What is unsourcing?
a. transferring support functions from paid employees to unpaid online communities.
b. bringing services back to the location from which they were originally outsourced.
Answer

Related Reading

Will Amazon Web Services’ FedRAMP certification boost public cloud use?
In this Ask The Expert, Forrester analyst Ed Ferrara discusses the potential impact of AWS’ FedRAMP certification.
FedRAMP basics: Taking the mystery out of cloud security assessment
Learn how FedRAMP makes cloud security assessments easier both for government entities and non-government enterprises.
Selling government cloud services: FedRAMP vs. FISMA
Even if a cloud provider isn’t selling government cloud services, it’s still important to understand FedRAMP and FISMA because the public sector influences commercial markets.


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