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Virtually all organizations rely on IT to conduct business and run efficiently. Many organizations often turn to the IT professionals for computer network support when faced with limitations of the internal resources to effectively design, implement, or manage the products and systems that they need.  (Looking for IT professionals in New Jersey?) Computer Systems Design &    more »

A computer network, often simply referred to as “network“, is a collection of hardware components and computers interconnected by communication channels that allow sharing of data and resources.  In a network, at least one process in one device is able to send and receive data to and from at least one process residing in a    more »

Although the names sound similar, each storage technology is different. NAS stands for network attached storage, while SAN stands for storage area network. NAS Unit A NAS is a unit that typically has multiple hard drives. The drives are then arranged in a RAID configuration to prevent against data loss due to hardware failure. Then,    more »

Everywhere you go, you cannot avoid hearing about clouds. “Cloud” seems to be the latest buzzword that just wouldn’t go away! So, what is it and what’s in a cloud, anyway? Cloud computing is … a cloudy thing – yes, pun intended. It’s something we all hear about, and think we should be informed about,    more »

As Wikipedia defines it, a local area network (LAN) is a network that connects computers and devices in a limited geographical area such as home, school, computer laboratory, office building, or closely positioned group of buildings. Each computer or device on the network is a node. Current wired LANs are typically  based on Ethernet technology;    more »

Spam is a form of an electronic junk mail or junk newsgroup postings. Some people define spam even more generally as any unsolicited e-mail containing an advertising for some product sent to a mailing list or newsgroup. In addition to wasting people’s time with unwanted e-mail, spam also uses up a lot of network bandwidth.    more »

SMTP: (pronounced as separate letters) short for Simple Mail Transfer Protocol, a protocol for sending e-mail messages between servers. Most e-mail systems that send mail over the Internet use SMTP to send messages from one server to another; the messages can then be retrieved with an e-mail client using either POP or IMAP. In addition,    more »

POP (Short for Post Office Protocol) is a protocol used to retrieve e-mail from a mail server. Most e-mail applications (sometimes called an e-mail client) use the POP protocol, although some can use the newer IMAP (Internet Message Access Protocol). There are two versions of POP. The first, called POP2, became a standard in the    more »

A firewall is An electronic boundary (or physical piece of hardware) that prevents unauthorized users and/or packets of data or information (e.g., files and programs) from accessing a protected system. Firewalls filter incoming and outgoing traffic that goes through your computer system. A typical firewall uses sets of rules to inspect the network packets as    more »

Email Server is an application that controls the distribution and storage of e-mail messages. Hosted Exchange would be an example of an email server. Within Internet message handling services a message (or mail) transfer agent or mail transfer (MTA) or mail relay is software that transfers electronic mail messages from one computer to another. It    more »

Domain Name Registrar  (or just Registrar) is defined as an organization that manages Internet domain names. Any person or company that wants a presence on the Internet must buy a domain name: register a unique name with one of the many registrars, such as Network Solutions (www.netsol.com) or Go Daddy (www.godaddy.com) among others. For a    more »

DNS: Short for Domain Name System (or Service or Server), an Internet service that translates domain names into IP addresses. The Internet is really based on IP addresses, so every time you use a domain name, a DNS service must translate the name into the corresponding IP address. For example, the domain name www.powersolution.com used    more »

From time to time we all come across industry-specific jargon that is not always easy to understand for someone whose professional duties occupy them elsewhere. Browse our Computer Glossary to find definitions or jargon you came across in some of the IT resources. Feel free to contact us and suggest another word you think belongs    more »