Specifications

Glossary–7
GET
A Simple Network Management Protocol (SNMP) request in which the named
instance is retrieved if the community string matches. If the community string does
not match, an error is returned.
half height module
A six-sided enclosure measuring approximately 1.25 inches x 10.5 inches x 4.5
inches. This module is installable in the Digital MultiStack System, DEChub 90, or
DEChub 900.
hot swap
To “hot swap” a component means to remove and replace it while the system is in
operation.
hub
A central device, usually in a star topology local area network (LAN), to which sta-
tions and other devices are connected.
Hub Manager
An integrated microprocessor-based controller used to monitor, configure, and con-
trol the hub. Either under remote management control or default local control, the
Hub Manager provides a central point for allocation of hub resources to hub-
mounted network modules.
IEEE
Institute of Electrical and Electronics Engineers.
in-band management
Managing a device over a network.
Internet Protocol (IP)
The network protocol offering a connectionless-mode network service in the Internet
suite of protocols.
Internet Protocol (IP) address
The IP address is a series of numbers that identifies a device’s network address on
the Internet.