tunnelling


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tunnelling

(networking)
(US: "tunneling") Encapsulation of protocol A within protocol B, such that A treats B as though it were a data link layer. Tunnelling is used to get data between administrative domains which use a protocol that is not supported by the internet connecting those domains.
References in periodicals archive ?
A long-awaited sanitary rock tunnel received city council approval in June with the awarding of the tender to Hamilton's McNally Construction, a leading Canadian tunnelling contractor, for $28.
Scientists first convincingly demonstrated the electronic tunnelling phenomenon in semiconductors in the late 1950s, and since that time it has become the basis of several electronic components--among them tunnel diodes, which are good for some amplification and high-speed switching applications.