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Glossary of Key Terms

1D Telecommunications term that specifies a single D (delta) channel used to convey control and signaling information in an ISDN.

3-tier Application architecture composed of separate client, application services, and data services layers.

10Base2 “Thinnet” IEEE 802.3a Ethernet standard that defines communication at 10 Mbps using thin coaxial cable.

10Base5 “Thicknet” IEEE 802.3 Ethernet standard that defines communication at 10 Mbps using thick coaxial cable.

10Base-T IEEE 802.3i Ethernet standard that defines communication at 10 Mbps using unshielded twisted-pair cable.

10GBase-T (10 GigE)

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