Heritage Kayaks Heritage Series Transparent Bridging, Virtual Channel, Virtual Path, Wall jack

A14Appendix

researchers, and educators. TCP provides a connection-oriented transport layer ensuring end-to-end reliability in data transmission. IP provides for network layer connectivity using connectionless datagrams.

TFTP

Trivial File Transfer Protocol - A protocol used to transfer files between IP nodes. TFTP is often used to transfer firmware and configuration information from a UNIX computer acting as a TFTP server to an IP networking device.

TELNET

Internet standard protocol for remote terminal emulation that allows a user to remotely log in to another device and appear as if directly connected.

Transparent Bridging

Bridging technique used in Ethernet networks which allows transfer of frames across intermediate nodes using tables associating end nodes with bridging addresses. Bridges are unknown to the end nodes.

VCI

Virtual Channel Identifier - Number that identifies a channel within a virtual path in a ADSL/ATM environment.

Virtual Channel

Refers to a logical connection between end stations in an ADSL/ATM environment

Virtual Path

Refers to a bundle of virtual channels in a ADSL/ATM environment.

VPI

Virtual Path Identifier - Number that identifies the link formed by the virtual path in a ADSL/ATM environment.

UDP

User Datagram Protocol - A TCP/IP protocol describing how packets reach applications in destination nodes.

Wall jack

A small hardware component used to tap into telephone wall cable. An RJ-11 wall jack usually has four pins; an RJ-45 wall jack usually has eight pins.

WAN

Wide Area Network - A network that consists of nodes connected by long-distance transmission media, such as telephone lines. WANs can span a state, a country, or even the world.