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 how to setup dns


My Network Engineers are Talking about Implementing Split DNS. What Does that Mean?
You have heard that something called split DNS can speed up websites. What does this mean and how does it work?

how to setup dns  either UNIX or NT; however care should be taken to harden the operating system no matter which one is used. Put one DNS server inside your firewall, and one DNS server on your security perimeter, outside your firewall. Figure 1 . A split DNS architecture. Your internal DNS server should resolve only queries from inside your network, not those from the general Internet at large. You don't want Internet cybervandals to poison your internal DNS cache, so you don't let your internal DNS server respond to

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Software Functionality Revealed in Detail

We’ve opened the hood on every major category of enterprise software. Learn about thousands of features and functions, and how enterprise software really works.

Get free sample report
Compare Software Solutions

Visit the TEC store to compare leading software by functionality, so that you can make accurate and informed software purchasing decisions.

Compare Now

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Documents related to » how to setup dns

NetBIOS Firewall


How many times do you hear network administrators scream at the top of their voice, "I have spent millions of dollars buying expensive and the best antivirus software solutions and yet every two months, when a new virus strikes, I have my entire network go down!" This is a common complaint you will get to hear from one and all network administrators, primarily because most security vendors today concentrate more on a "reactive" approach to stop virus attacks, than a “preventive” approach!

how to setup dns  than a preventive approach! How reactive approach works: New virus gets discovered; Manages to enter one of the workstations inside customer's Network; Vendor releases patch within 24-hours of getting a sample of the new virus; Customer downloads patch; Updates entire network. But the 24-hour (or less) gap is enough for most viruses to spread & cause maximum damage. How preventive approach works: New virus gets discovered; Manages to enter one of the workstations inside customer's Network; Virus tries Read More

E-mail 101


The first e-mail programs were created in the late 60s/early 70s—simpler times, when everyone on the network was trustworthy. Even knowing what we know today about spammers, we still tend to take e-mail for granted, and trust it far more than it deserves. Learn about the components of the e-mail system, understand how e-mail moves on the Internet, and find out how to interpret e-mail message headers.

how to setup dns  works. It also explains how to analyze the headers in an email to determine its path over the Internet. Source: Roaring Penguin Software Resources Related to E-mail 101 : Electronic Mail (E-mail) (Wikipedia) E-mail 101 E-Mail 101 is also known as : Basic Email Protocols , Mail Flows , Email Setup , Mail Server , E-Mail Server , Email Client , Email Delivery , Mail Command , Email Message Data , Email Message , Simple Mail Transfer Protocol , SMTP , SMTP Client , Email Basics , Beginning Email , Tips for Read More

Bootcamp for the Pros; Why Ernst & Young Will Lead Security Auditing Standards


Original News & Educational Review Course Summary Ernst & Young, has put together the quintessential course for security engineers looking to improve their ability to protect their organization's website, systems, and network. Dubbed eXtreme Hacking, and carrying a price tag of $5,000 a slot, this course is for anyone but hacks. With an impressive course book that fills a two-inch thick binder, leading Ernst & Young security engineers take you step-by-step through all the ways that bad guys try to subvert your mission critical servers and network configurations. Using dual-bootable NT-Linux laptops, and an accompanying network setup for practicing subversive attacks and exploits, attendees will leave the course with an entire new bag of tools and tricks that help them understand how bad guys identify target IP addresses, collect information about the systems they plan on compromising, and exploit weaknesses without being noticed. The idea is to learn how to figure out what the weaknesses are in your organization's network before the bad guys do.

how to setup dns  idea is to learn how to figure out what the weaknesses are in your organization's network before the bad guys do. Educational Strategy and Trajectory Other security consulting companies have tried to put together similar courses, often modeled after the Ernst & Young course. For the sake of this article, hacking shall be defined as the art of system and network penetration, regardless of intention. Similar to surgery, hacking is indeed a mixture of art and science. Having the right tools, and the Read More

Caldera eDesktop Edges Out Microsoft Windows 2000 in Functionality - Part II


TechnologyEvaluation.com has completed its analysis of the innate functionality of three desktop operating systems – Microsoft Windows 2000, Red Hat Linux 6.2, and Caldera OpenLinux eDesktop 2.4. The winner is Caldera.

how to setup dns  (e.g., product technology - how well the OS integrates with third party applications and management systems). Caldera needs to leverage the innate advantages of their OS offering to extend their application support and gain a more advantageous corporate position. Windows 2000 Professional Overall, Windows 2000 Professional is a solid offering. It finishes extremely close to Caldera in product functionality. Strengths: Application Support Architecture (see Part I) File & Print Services (see Part I) Read More

To BEA or Not to BEA: Is That the Question?


BEA Systems Inc., announced that twelve Business-To-Business and Enterprise Application Integration vendors have teamed with them to provide e-business solutions, as members of their BEA Professional Service Provider Program. These new providers span the United States and the EMEA (Europe-Middle East-Africa) markets, and will leverage their vertical market and e-business expertise to implement the BEA eLink™ suite.

how to setup dns  BEA or Not to BEA: Is That the Question? To BEA or Not to BEA: Is That the Question? M. Reed - July 6, 2000 Event Summary BEA Systems Inc., announced that twelve Business-To-Business and Enterprise Application Integration vendors have teamed with them to provide e-business solutions, as members of their BEA Professional Service Provider Program. These new providers span the United States and the EMEA (Europe-Middle East-Africa) markets, and will leverage their vertical market and e-business expertise to Read More

3 Reasons to Archive E-mail: Capacity and PSTs, Migration to Exchange 2010, and Compliance


E-mail is mission critical with corporate knowledge locked inside maiboxes. E-mail archiving solutions help organizations track e-mail transactions, restore inadvertently deleted messages, ensure compliance, and reduce storage demands. E-mail archiving software provides IT with the ability to manage data retention and enable ediscovery. Read this white paper to explore the issues of e-mail archiving and e-mail management.

how to setup dns  Reasons to Archive E-mail: Capacity and PSTs, Migration to Exchange 2010, and Compliance E-mail is mission critical with corporate knowledge locked inside maiboxes. E-mail archiving solutions help organizations track e-mail transactions, restore inadvertently deleted messages, ensure compliance, and reduce storage demands. E-mail archiving software provides IT with the ability to manage data retention and enable ediscovery. Read this white paper to explore the issues of e-mail archiving and e-mail Read More

Got BI? Now You Need to Hire a Data Geek. Here’s What to Look For.


According to a poll conducted by KDnuggets, salaries in the analytics and data mining space are up in 2011. While there is no direct proof that the data explosion is increasing the need for business intelligence (BI) or business analytics (BA) specialists, it’s only natural that the increase in BI software adoption and demand for analytics should promote the growth of BI job offerings.

how to setup dns  a complete view of how the organization is performing. And BI initiatives are being positioned among the highest priorities for many organizations. While many large organizations are using state-of-the-art BI solutions to power their decision-making processes, some others, especially small to medium businesses (SMBs), are just starting to discover the use of BI solutions for data analysis and for supporting their business decisions. And companies that are adopting data-driven strategies are also upping Read More

From Right Brain to Retail: Cutting Time-to-market with PLM


Apparel companies have to cut their lead times in half if they want to stay competitive—a difficult task without the right product lifecycle management (PLM) solution. In this white paper, you’ll discover how PLM solutions can help your company achieve faster time-to-market. And you’ll learn how integrating PLM with your enterprise resource planning (ERP) system maximizes the capabilities of both.

how to setup dns  white paper, you’ll discover how PLM solutions can help your company achieve faster time-to-market. And you’ll learn how integrating PLM with your enterprise resource planning (ERP) system maximizes the capabilities of both. Read More

How To Conquer the Challenge of Delivering E-mail to 100,000+ Recipients


In the beginning, e-mail marketing was easy. But as e-mail lists have grown, so have Internet service provider (ISP) restrictions. Today, delivering your e-mail newsletter can be a real challenge, especially with a list of over 10,000 recipients. Instead of adopting one of several seductive but outdated solutions, a better alternative may be to use an e-mail service provider.

how to setup dns  To Conquer the Challenge of Delivering E-mail to 100,000+ Recipients In the beginning, e-mail marketing was easy. But as e-mail lists have grown, so have Internet service provider (ISP) restrictions. Today, delivering your e-mail newsletter can be a real challenge, especially with a list of over 10,000 recipients. Instead of adopting one of several seductive but outdated solutions, a better alternative may be to use an e-mail service provider. Read More

Do You Want Your App to Talk Back to You (as a Chatterbox)? - Part 3


In Part 1 of this blog series I admitted to being a late adopter of a sort, in part for not immediately jumping onto the social media bandwagon. In particular, my initial reaction to Salesforce Chatter (a.k.a. Collaboration Cloud) was tepid when it was introduced at the Dreamforce 2009 conference. However, a few months have passed and this period has helped salesforce.com craft the much clearer

how to setup dns  first question (quandary) was how to make sure that some important feeds just do not fall through the cracks. My own personal example was when my father passed away last year in July, and I updated my status on Facebook about his sad passing. I was really miffed by many close friends and family members ignoring that notice. But then again, in reality, it was during the summer (vacations), and many folks do not check their Facebook page often, and that feed just got lost in many other feeds (such as the Read More

GE Comes to Lunch. Want to Guess Who the Appetizer Will Be?


General Electric announced the effective slicing of its General Electric Information Services company into two new business units to focus on E-commerce. The company will leverage its existing trading network to become a major E-commerce provider. At the rate at which E-procurement in particular is moving, GE may have to bulk up seriously to make its mark.

how to setup dns  be a real strength. However, GE's ability to deliver is still in the future, and we don't see any compelling reason from this announcement that a user who is ready to act today should wait for that tomorrow. Read More

Product Developers Need to Shift to an All-Digital Mindset


Over the past several decades, processes to design and build cars, airplanes, and other products have typically followed a linear, sequential path. But the inefficient flow of information has frequently led to delays in product delivery. To remedy the situation, product development groups are shifting to a more holistic digital mindset using digital business models, processes, and tools. By embracing digital like never before, product developers can become fully integrated digital businesses and, therefore, well positioned to be more competitive.

how to setup dns  transition occurs depends on how fast software becomes much more tightly integrated with hardware. Manufacturers need to do this because software helps accelerate product manufacturing and creates intelligent and versatile digital systems. Industry executives are aware of this. A new Accenture survey found aerospace and defense companies are likely to invest more in software used within PLM processes. An overwhelming majority of respondents, 81 percent, said that software-oriented application lifecycle Read More

End-to-End Monitoring Is Critical to Meeting End User Expectations Today and Tomorrow


To function as a business partner, IT must deliver service at predictable levels—and also contribute to enterprise strategy, by planning for services that enable growth. That’s why IT needs end-to-end infrastructure views that reveal issues as they happen, and track trends that predict future needs. But how can IT create unified views of the environment without draining critical resources?

how to setup dns  predict future needs. But how can IT create unified views of the environment without draining critical resources? Read More

Got BI? Now You Need to Hire a Data Geek. Here’s What to Look For.


According to a poll conducted by KDnuggets, salaries in the analytics and data mining space are up in 2011. While there is no direct proof that the data explosion is increasing the need for business intelligence (BI) or business analytics (BA) specialists, it’s only natural that the increase in BI software adoption and demand for analytics should promote the growth of BI job offerings.

how to setup dns  a complete view of how the organization is performing. And BI initiatives are being positioned among the highest priorities for many organizations. While many large organizations are using state-of-the-art BI solutions to power their decision-making processes, some others, especially small to medium businesses (SMBs), are just starting to discover the use of BI solutions for data analysis and for supporting their business decisions. And companies that are adopting data-driven strategies are also upping Read More