Thursday, April 09, 2009

What is a cloud?

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Spotlight Story
What is a cloud?

Tim Greene By Tim Greene
The term cloud comes from the old WAN diagrams that show the service provider's network as a puffy cloud that all the access lines run into. The point of the metaphor is that you plug into an entity whose inner workings are obscure, but you believe it will do what you want it to do. (The leap of faith for a transport service provider was scary enough, but with cloud computing, it's even scarier. Your data isn't just passing through, it lives there.) Read full story

Tim Greene is senior editor at Network World.

Related News:

The consequences of inadequate cloud security The phenomenon of services in the cloud is well established. Some say it will become the dominant model for network infrastructure as issues of reliability and security are convincingly addressed.

Cloud computing explained in easy to understand terms Oddly enough, I've been spending a lot of time explaining what cloud computing is. So considering that there are some really good explanations out there... I decided to share two of my favorite.

IT pros: Private clouds a good first step to cloud computing Deploying a private cloud network is a good way for enterprises to ease into cloud computing before deploying applications on the infrastructures of companies such as Amazon Web Services (AWS) and Microsoft, IT professionals said at a conference in New York on Monday.

Salesforce.com-Twitter could spell privacy fears Salesforce.com's announcement that it will integrate Twitter into its Service Cloud offering may be a great way to ascertain brand reputation, but experts warn of "Big Brother" fears among Twitter users.

One foot on the ground and one in the clouds The early adopter "cloud crowd" makes the most headlines, but they're only the tip of the small business iceberg. Looking at various data storage vendor customer numbers has convinced me 90% of small businesses are still mostly land (or LAN) based. Some people don't yet trust Internet data storage, and some like to wear data storage suspenders with their data storage belts. The good news for both? Options for combo cloud and local storage hybrids continue to grow.

Unified communications applications coming to the cloud Expect more communications services from cloud-computing providers such as IBM's LotusLive Engage that becomes available tomorrow, according to makers of unified communications gear and providers at the recent VoiceCon Orlando show.

Exit Strategy When the IT world looks back at 2008, it will certainly remember the global financial crisis. But it will also likely link that time frame with the takeoff of cloud computing -- the engine behind more conferences, conversations and marketing collateral than seemingly any other technology in development today.

April giveaways galore
Cisco Subnet
and Microsoft Subnet are giving away training courses from Global Knowledge, valued at $2,995 and $3,495, and have copies of three hot books up for grabs: CCVP CIPT2 Quick Reference by Anthony Sequeira, Microsoft Voice Unified Communications by Joe Schurman and Microsoft Office 2007 On Demand by Steve Johnson. Deadline for entries April 30.

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App to no good
10 iPhone apps that could get you into troubleA look at the top 10 iPhone apps that could get you into trouble.

CEO payday breakdown
CEO payday: How much tech chiefs made in '08A detailed account of how much tech chiefs made in 2008.

Sponsored by Oracle
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The Cost of Securing your Database
Make the most of IT security and compliance dollars by ensuring your databases are secure. Get concrete tips and recommendations in this Live Webcast sponsored by Oracle, scheduled for Thursday, April 16, 2009 at 2:00 p.m. ET/11:00 a.m. PT. Learn how to cost-effectively safeguard sensitive and regulated information. Register for this Live Webcast now.

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04/09/09

Today's most-read stories:

  1. Internet-wide problem to be revealed at conference
  2. FBI claims ISP stole millions from AT&T, Verizon
  3. Apple seen readying huge Wi-Fi boost for iPod Touch, iPhone
  4. Sun made colossal mistake in turning down IBM offer
  5. A Wi-Fi virus outbreak? Researchers say it's possible
  6. AT&T begins massive network upgrade
  7. Afraid of losing your job to a younger, cheaper IT worker?
  8. Top 10 technology skills
  9. Should Cisco move on Sun?
  10. Cyberspies have compromised U.S. power grid, newspaper reports
  11. Students learn through robot battles


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