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Software Functionality Revealed in Detail
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 dns firewall


NetBIOS Firewall
How many times do you hear network administrators scream at the top of their voice,

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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

Documents related to » dns firewall

Is Something Fishy Happening To Your Website?


Freshwater Software offers powerful solutions for website monitoring. There’s a product or service for every budget and every type of site, and the customer service behind it all makes this a unique company.

dns firewall  properly. Network monitors check DNS, individual ports and SNMP devices, and also can ping any server. Server monitors measure the performance of an individual server, including CPU utilization, disk space, network performance, virtual memory, LDAP, individual files and scripts, and a number of other critical indicators SiteScope is administered over a browser. It runs on NT or Solaris systems, and can monitor servers running Linux, HP-UX, AIX, FreeBSD, SGI, and Digital Unix, as well as NT and Solaris. Th Read More

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?

dns firewall  Misconfiguring one of the DNS servers or the firewall could completely cause your business to grind to a halt and lock out your customers from seeing the website. Be smart and implement split DNS during a scheduled late night change management window. There are almost endless types of DNS configurations, and many types of split DNS configurations. If an engineer tells you that your DNS configuration is not correct be sure to verify this opinion with another knowledgeable person. DNS servers should only Read More

OKENA Brews Up a StormSystem that Secures All Applications


OKENA's announcement of their product line StormSystem indicates that they intend to grow and expand their innovative intrusion prevention system with highly integrated new add-ons. Having seen unprecedented success in obtaining funding and customers in one of the worst economies ever, Relevant Technologies expects OKENA to be a leading contender in an intrusion management market that has yet to boast a distinct leader.

dns firewall  network infrastructure servers like DNS servers. An analogy can be made to cars driving down the highway - all drivers are expected to follow certain behaviors that are for the most part predictable. Because drivers follow predictable behaviors, keeping the highways safe is straightforward. If the applications on your network followed predictable behavior patterns, it would improve the ability to more fully automate security. Since StormSystem is one of the most advanced security automation systems, OKENA 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.

dns firewall  a firewall to allow DNS queries over UDP, but block them over TCP. This can result in hard-to-diagnose failures; be sure your firewall is set up to allow DNS queries over both UDP and TCP. DNS always uses the well-known port 53, both for UDP and TCP. 4.1.2 DNS Record Types In addition to returning an IP address given a domain name (a so-called A record), the DNS contains other record types: A PTR record contains the reverse information from an A record. That is, given an IP address, we can determine the d Read More

Small and Medium Businesses: The Threat Landscape and the Plan of Action


The threats faced by small to medium businesses (SMBs) are multidimensional and must be handled differently from big enterprises, given the smaller number of personnel dedicated to look after them. The ideal security software for SMBs looking to protect their information systems would be the combination of antivirus, antispam, and content security solutions, combined with a powerful network firewall. Find out why it works.

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Mirapoint ~ ISP Messaging Solution in a Box?


The Mirapoint administration client allows you to also administer services directly. Mirapoint supports SNMP (Simple Network Management Protocol), NIS (Network Information Service), SMTP (Simple Mail Transfer Protocol), POP (Post Office Protocol) and IMAP (Internet Mail Access Protocol).

dns firewall  critical setting of the DNS IP address. The interface is intuitive and easily navigable. Figure I - Setup Screen The next administrative setting is User configuration. Our complaint here is that you cannot add additional user information beyond a name. There are no fields for contact information and there is no shared scheduling component. Mirapoint did make the creation of Users and Mailboxes simpler by allowing automatic creation of the associated mailbox. Another complaint is there is no way to bulk Read More

GSA Schedule Partnership Gets Network-1 in the Door


Lyme Computer, a woman-owned 18 person consultancy specializing in setting strategic IT agendas and implementation services for Federal Agenices, partners with publicly traded intrusion detection vendor in a gold security partner alliance.

dns firewall  Schedule Partnership Gets Network-1 in the Door GSA Schedule Partnership Gets Network-1 in the Door L. Taylor - June 26, 2000 Event Summary Lyme Computer Systems, a $16 million full-service computer reseller specializing in host embedded intrusion prevention systems has formed a strategic partnership with Network-1 Security Solutions to deliver host-embedded intrusion prevention systems. Lyme, which holds a GSA and Federal Supply Schedule, caters to Federal Agencies and the educational market. Figure Read More

Security Begins on Your Desktop


The documents, spreadsheets, databases and other files on the personal computers used to conduct business are corporate assets. It cost money to create them and that investment should be protected. Additionally, companies have both competitive and legal obligations to assure that such data is kept private and secure. Many companies and most people are unaware of the obligation and potential threats.

dns firewall  Begins on Your Desktop IT Management Issue Consider this: If the hard drive on your personal computer failed right now: How long would it take for you to be as productive as you were yesterday? Would any clients be inconvenienced? Would you impact the productivity of others in the company? Are you sure that no one else on your corporate network can access the files on your machine? How about when you connect to the internet from home? From a client's site? Is your company providing the proper Read More

Need for Content Security


The Internet access you have provided in the office costs money. You wish to see it used as a productive tool and increase business. It also provides the best way to appear busy. Employees can open multiple pages, a few of them related to legitimate work, while the others cater to their "personal" interests. It takes a single mouse click or Alt+Tab to navigate between pages, when a supervisor appears. This white paper provides details of how Internet access can be abused and how organisation can keep a tab on its employees.

dns firewall  for Content Security Need for Content Security If you receive errors when attempting to view this white paper, please install the latest version of Adobe Reader. eScan is a complete AntiVirus, AntiSpam and Content Security solution that provides proactive protection against Trojan, Worm, Rootkits, Keyloggers, Malware, Spam and Offensive Content. Source : MicroWorld Technologies, Inc. Resources Related to Need for Content Security : Security (Wikipedia) Need for Content Security Content Security is Read More

BI Hits the Road III: Two Niche Vendors Considered


As I’m writing this post, more software vendors are launching their mobile business intelligence (BI) solutions. So I’ve decided to hurry up and start talking about the vendors that are shaping the mobile BI space. In this installment of BI Hits the Road (see Part 1 and Part 2) I will describe some of the features of two specific mobile BI solutions offered by a couple of vendors: Roambi from

dns firewall   Read More

OKENA Pioneers Next-Generation Intrusion Prevention


Intrusion prevention has evolved as a smarter alternative to intrusion detection. Pioneer OKENA has mapped application behaviors into rules, and is using these behavior rules to prevent intrusions up front. This second-generation approach offers substantial bottom line savings, and frees up IT resources for other tasks.

dns firewall  Pioneers Next-Generation Intrusion Prevention OKENA Pioneers Next-Generation Intrusion Prevention Featured Author - Laura Taylor - January 6, 2002 Introduction Intrusion prevention has evolved as a smarter alternative to intrusion detection. Pioneer OKENA has mapped application behaviors into rules, and is using these behavior rules to prevent intrusions up front. This second-generation approach offers substantial bottom line savings, and frees up IT resources for other tasks. Company Background Read More

NAI Will Pay Trend $12.5 Million Resulting from Law Suit


Settling a patent dispute out of court, Network Associates agreed to pay Trend Micro $12.5 million for the cost of licensing Trend's patented technologies. Both companies claim to be the innovator of scanning for viruses in electronic mail.

dns firewall  256,029,Registration No. 6,600,623,Registration No. 5,California Federal District Court,scanning for viruses,Trend Micro,Network Associates,patent dispute Read More

CyberPeepers from Korean Sites Peek at U.S. Networks


Numerous United States Internet sites are being bombarded by cyberpeepers from Korea. Whether or not these network scans constitute an attack depends upon whom you ask, and how far into your infrastructure they get.

dns firewall  thinking it is a DNS response. Often attackers come from source port 53 in order to penetrate firewalls that are known as stateless. If you have what is known as a stateless firewall, check your logfiles for incident traces from the .kr country domain. Security Incidents can be reported to either Sans or CERT who track, and in some cases, identify sources of attacks. User Recommendations What can your organization do to protect itself from Cyberpeepers from Korea or anywhere else? 1. Put in a stateful pac Read More

Adonis: DNS/DHCP for Small to Medium Sized Business


Small to medium businesses have typically built their own domain name system (DNS) and Dynamic Host Configuration Protocol (DHCP) services, used Windows DNS/DHCP, or turned to a hosted service provider for these services. This approach may appear to offer tremendous savings, but contains many hidden costs and risks that are not always apparent until a catastrophic loss of service occurs.

dns firewall  DNS/DHCP for Small to Medium Sized Business Small to medium businesses have typically built their own domain name system (DNS) and Dynamic Host Configuration Protocol (DHCP) services, used Windows DNS/DHCP, or turned to a hosted service provider for these services. This approach may appear to offer tremendous savings, but contains many hidden costs and risks that are not always apparent until a catastrophic loss of service occurs. Read More