Fast EtherHub 3500 System User’s Guide

Station Port (MDI-X)

MDI-X ports which are used for connecting the hub to any workstation or server that has a properly installed network adapter card. (For port 12, the selector switch must be set to￿MDI-X.)

STP (Shielded Twisted-Pair)

100W Category 5 twisted-pair wire covered with an external aluminum-foil or woven-copper shield designed to reduce excessive noise pick up or radiation. The STP cable refered to in this manual is also sometimes called screened twisted-pair (ScTP). Its impedance is 100Wand has the same pin assignment as UTP. This cable should not be confused with the older 150Wcable type designed by IBM.

UTP (Unshielded Twisted-Pair)

Cable composed of insulated wires twisted together to reduce electrical interference.

Xmodem

Aprotocol used to transfer files between devices. Data is grouped in 128-bytes blocks and error- corrected.

Glossary

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Accton Technology 12i, 12mi SNMP manual Station Port MDI-X