Access US’ Glossary Of Managed Hosting & Cloud Hosting Terms

Bandwidth

Bandwidth relates to how much traffic a website can take. The higher the bandwidth, the more traffic the website can handle.

Apache

Apache is a popular Web server program with a reputation for reliable performance and great security features. Many programmers love it because it’s free!

Cloud Bursting

When Cloud Computing customers temporarily increases their utilization of cloud resources to satisfy an increased need.

Cloud Computing

Cloud Computing refers to any subscription-based or pay-per-use service that extends IT’s existing capabilities in real time over the Internet.

Firewall

Firewalls are a barrier designed to prevent unauthorized communications between computer networks or hosts.

Load Balancing

Load Balancing is a method of data distribution over a network so that a single server does not become overloaded.

Name Server

A Name Server is a program that translates names from one form into another. For example, the Internet relies on Domain Name Servers (DNSs) that translate domain names into IP addresses.

On-demand Software

On-demand software refers to applications provided through networks (like the Internet) or as network-based services, allowing users to download and use it. Sometimes it’s free; sometimes it isn’t.

Packet Switching

Packet Switching is the common way data is exchanged throughout the Internet. Data is divided into “packets” for easier delivery, and put back together when it arrives at its destination.

IP Address

IP stands for Internet Protocol. An IP Address refers to a number, which is associated with every computer or machine on a network connected to the Internet.

HTTP

HTTP stands for HyperText Transfer (or Transport) Protocol. HTTP defines how messages are formatted and transmitted, and what actions Web servers and browsers should take in response to various commands.

HTML

HTML stands for HyperText Markup Language. HTML is a standardized system for tagging text files, this tagging tells computers how to display the data website visitors see when they access a web page.

DoS

DoS stands for Denial of Service Attack, which is the most common network attack where multiple computers attempt to overtake a server’s bandwidth by constantly hitting a page, sometimes hundreds or thousands of times per second.

IaaS

IaaS stands for Infrastructure as a Service, which is a model in which an organization outsources the equipment used to support operations, including storage, hardware, and servers. In this arrangement, the provider owns the equipment and is responsible for housing, running and maintaining it.

LAN

LAN stands for Local Area Network and refers to a computer network that spans a small area. LANs can be connected to other LANs to form a wide-area network commonly referred to as a WAN.

PaaS

PaaS stands for Platform as a Service in which a provider delivers development environments as a service allowing users to build their own applications that run on the provider’s infrastructure.

Runbook

Runbook is a routine compilation of the procedure and operations that an administrator performs. Typically it contains a description for the handling of special requests and contingencies.

SAN

SAN stands for Storage Area Network. SANs are high-speed subnetworks linked to storage devices. A SAN helps server efficiency by keeping stored data off the network’s servers, releasing increased network capacity to the end user.

SLA

SLA stands for Service Level Agreement. It serves as the formal written agreement between the service provider and the service recipient. It defines the level of service, support and provisions agreed upon by both parties.

SaaS

SaaS stands for Software as a Service. SaaS providers deliver a single application through Web browsers to thousands of customers.

SSL

SSL stands for Secure Sockets Layer. Originally developed by Netscape, this protocol allows for the safe handling of confidential/sensitive information. SSL is most commonly used for E-Commerce Websites.

VPN

VPN stands for Virtual Private Network. A VPN is a private communications network used within a single organization, or by several different companies, allowing them to share files and communicate.

WAN

WAN stands for wide-area network and refers to a system of LANs connected via telephone lines or radio waves. The Internet is the largest WAN in existence.

XML

XML stands for Extensible Markup Language. XML is a set of rules like HTML, except that it was designed to transport and store data, where HTML was designed to display data.

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