BladeUser.org Glossary of Terms

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TACACS

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Terminal access controller access control system

TCO - Total Cost of Ownership

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A methodology for calculating the actual cost of owning a product over the period of ownership and use based on combining costs of acquisition or leasing, training, deployment, support, residual equipment values, return on investment, time to market, and so forth.

TCP - Transmission Control Protocol

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A communication protocol used in the Internet and in any network that follows the Internet Engineering Task Force (IETF) standards for internetwork protocol. TCP provides a reliable host-to-host protocol in packet-switched communication networks and in interconnected systems of such networks.

TCP/IP - Transmission Control Protocol/Internet Protocol

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An industry-standard, nonproprietary set of communication protocols that provides reliable end-to-end connections between applications over interconnected networks of different types.

TOE

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TCP offload engine. A separate coprocessor that handles the processing of the TCP/IP stack, relieving the main processor of this overhead. Use of a a TOE becomes more important as the speed of the communications link becomes faster.

Trivial File Transfer Protocol

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In Internet communications, a set of conventions that transfers files between hosts using minimal protocol.