TAN
Short for tiny area network, a LAN with only a few nodes. TANs are typically installed in homes or small office environments so that the devices can share resources, such as modems, files or printers.
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- TAPI
Short for Telephony Application Programming Interface, an API for connecting a PC running Windows to telephone services. TAPI was introduced in 1993 as the result of joint development by Microsoft and Intel. The standard supports connections by individual computers as well as LAN connections serving many computers. Within each connection type, TAPI defines standards for […]
- TC
Short for Telecommunications Closet, an area, typically a room or closet, that houses all the equipment associated with telecommunications wiring systems. The TC also serves as a termination point for the horizontal cabling system of a network, the point of circuit administration and contains the network’s distribution panels, cross-connects and backbone. All telecommunications wiring is […]
- TCB
Short for trusted computing base. TCB refers to the totality of protection mechanisms (hardware, firmware and software) that provide a secure computing environment. The TCB includes everything that must be trusted — access control, authorization and authentication procedures, cryptography, firewalls, virus protection, data backup, and even human administration — in order for the right level […]
- TCO
Abbreviation of Total Cost of Ownership, a very popular buzzword representing how much it actually costs to own a PC. The TCO includes: Original cost of the computer and software Hardware and software upgrades Maintenance Technical support Training Most estimates place the TCO at about 3 to 4 times the actual purchase cost of the […]
- Transmission Control Protocol (TCP)
Abbreviation of Transmission Control Protocol, and pronounced as separate letters. TCP is one of the main protocols in TCP/IP networks. Whereas the IP protocol deals only with packets, TCP enables two hosts to establish a connection and exchange streams of data. TCP guarantees delivery of data and also guarantees that packets will be delivered in […]