Honey PotIn our context, it is also known as a “spam trap”. We have thousands of domains which accept all email sent to them, with the express purpose of…
HoneypotA host that is designed to collect data on suspicious activity and has no authorized users other than its administrators.
hopAn intermediate stop on the path along which mail is routed when the sender's server and recipient's server are not directly connected.
hop countIn a data communications network, the number of legs traversed by a packet between its source and destination.
horizon angleOf a directional antenna, the angle, in a vertical plane, subtended by the lines extending (a) from the antenna to the radio horizon and (b) from the…
hornIn radio transmission, an open-ended waveguide, of increasing cross-sectional area, which radiates directly in a desired direction or feeds a reflector…
horn gap switchA switch provided with arcing horns, ordinarily used for disconnecting or breaking the charging current of overhead transmission and distribution lines.
hostIn a network, the central computer which controls the remote computers and holds the central databases.
host addressA fully qualified domain name (usually alphabetic) identifying the address of one specific host computer on the Internet.
host bus adapter (HBA)Any hardware bridge between a storage interconnect and a system's I/O bus.
host central officeAn electronic analog or digital base switching unit containing the central call processing functions which service the host office and its remote…
host certificateAn EEC belonging to a host. When using GSI this certificate is typically stored in /etc/grid-security/hostcert.pem.
host computerIn a computer network, a computer that provides end users with services such as computation and database access and that usually performs network control…
host credentialsThe combination of a host certificate and its corresponding private key.
Host Credentials Authorization ProtocolA protocol used by Access Control Server (ACS) to send and receive statements of health to and from other NAP infrastructure components.
Host InstallationA designated DoD facility that provides non peculiar SDS support of SDS elements.
Host InterfaceThe interface between a communications processor and a host computer.
host nameA fully qualified domain name identifying one specific host computer within the Internet.
Host Nation SupportCivil and/or military assistance rendered by a nation to foreign forces within its territory during peacetime, crisis or emergencies, or war based on…
Host OS (Operating System)the operating system first installed on a computer which can run virtualization software to host one or more virtual machines.
host systemA computer system on which a process is run.
Host System (or Host)A computer system on which VMware Workstation software is running.
Host-Only NetworkingA type of network connection between a virtual machine and the host. Under host-only networking, a virtual machine is connected to the host on a private…
hosted environmentinstalling virtualization software on top of an existing standard operating system to provide services for one or more virtual machines.
Hosted VirtualizationA virtualization approach where partitioning and virtualization services run on top of a standard operating system (the host).
hosted zoneA collection of resource record sets that Amazon Route 53 hosts. Like a traditional DNS zone file, a hosted zone represents a collection of records that…
Hostile EnvironmentThose environments that result from a BMD system engagement of an enemy threat or collateral conditions resulting from deliberate hostilities.
Hostile TrackThe classification assigned to a track that, based upon established criteria, is determined to be an enemy threat.
hostingSynonym (in Internet usage) content hosting.
HostRAIDAdaptec's integrated RAID feature that allows our Ultra320 controllers to provide maximum storage capacity for integrated RAID solutions: four hard disk…
Hot Plug / Hot SwapThe ability to install or remove components of a computer, whileit is operating.
hot siteAn alternate facility that has the equipment and resources to immediately recover the business functions affected by the occurrence of a disaster See also…
Hot SpareA spare hard drive which will automatically be used to replace the failed member of a redundant disk array.
hot swapThe ability to remove a failed member of a redundant disk array and replace it with a good drive without bringing down the server or interrupting…
HotFixA single, cumulative package composed of one or more files used to address a problem in a product.
hotfix packageA single, cumulative package composed of one or more files used to address a problem in a product.
hotlineA point-to-point communications link in which a call is automatically originated to the preselected destination without any additional action by the user…
hotlistA list of frequently used web locations and URLs (Uniform Resource Locators). Note: Hotlists may consist of a) lists of bookmarks accessed by a browser or…
house cableDeprecated term. Communication cable within a building or a complex of buildings.
housekeeping recordsRecords of an organization that relate to budget, fiscal, personnel, supply and similar administrative or facilitative operations normally common to most…
HRAA component of Network Access Protection (NAP) that validates statements of health (SoHs) and approves the issuance of a health certificate to clients…
HSB Color ModelA color model based upon representing a color as three components: hue, saturation and brightness.
HSC (Host Software Component)the StorageTek software component that maintains, in a DASD control data set (CDS), records of the cartridges stored in each automated cartridge system…
HSDBHigh Speed Data Bus ( TelComm /Computer term).
HSM (Hierarchical Storage Management)software that automatically migrates unreferenced data sets from expensive, high-speed storage media, such as DASD, to progressively cheaper, less…
HTTP (HyperText Transfer Protocol)The underlying protocol used by the World Wide Web. HTTP defines how messages are formatted and transmitted, and what actions Web servers and browsers…
HTTP 301 Status Code DefinitionThe 301 status code means the URI requested has Moved Permanently and has been assigned a new URI. Any future requests should use one of the returned URIs.
HTTP 302 Status Code DefinitionThe 302 status code means that the document requested is Found however temporarily resides under a different URL.
HTTP 400 Status Code DefinitionThe 400 status code means a Bad Request stating that the server is not able to understand the document request due to a malformed syntax.
HTTP 401 Status Code DefinitionThe 401 status code means Unauthorized. This server requests user authentication prior to fulfilling the document request.
HTTP 403 Status Code DefinitionThe 403 status code means Forbidden. The server understood the request, however is refusing to fulfill it.
HTTP 404 Status Code DefinitionThe response error message 404 represents a document Not Found. This means that the client was able to communicate with the server, however could not find…
HTTP 410 Status Code DefinitionSimilar to a 404 Not Found error message, the 410 status code states that the requested document is intentionally gone, is no longer available and there…
HTTP 500 Status Code DefinitionThe 500 status code error message states that there was an internal server error which has prevented the document from being fulfilled.