GLOSSARY 5
switch
A device which filters, forwards and floods frames
based on the frame’s destination address. The
switch learns the addresses associated with each
switch port and builds tables based on this informa-
tion to be used for the switching decision.
TCP/IP
A layered set of communications protocols providing
Telnet terminal emulation, FTP file transfer, and other
services for communication among a wide range of
computer equipment.
Tel ne t
A TCP/IP application protocol that provides virtual
terminal service, letting a user log in to another
computer system and access a host as if the user
were connected directly to the host.
TFTP
Trivial File Transfer Protocol. Allows you to transfer
files (such as software upgrades) from a remote
device using your Switch’s local management capa-
bilities.
Transcend®
3Com’s umbrella management system used to
manage all of 3Com’s networking solutions.
UDP
User Datagram protocol. An Internet standard proto-
col that allows an application program on one
device to send a datagram to an application pro-
gram on another device.
VLAN
Virtual LAN. A group of location- and topol-
ogy-independent devices that communicate as if
they are on a common physical LAN.
VLT
Virtual LAN Trunk. A Switch-to-Switch link which
carries traffic for all the VLANs on each Switch.
VT100
A type of terminal which uses ASCII characters.
VT100 screens have a text-based appearance.