User Guide

PMP 450 Planning Guide Glossary
Appendix A:
Glossary
Table 83 Glossary
Term Definition
10Base-T Technology in Ethernet communications that can deliver 10 Mb of data across 328
feet (100 meters) of CAT 5 cable.
169.254.0.0 Gateway IP address default in Cambium fixed wireless broadband IP network
modules.
169.254.1.1 IP address default in Cambium fixed wireless broadband IP network modules.
255.255.0.0 Subnet mask default in Cambium fixed wireless broadband IP network modules and
in Microsoft and Apple operating systems.
802.3 An IEEE standard that defines the contents of frames that are transferred through
Ethernet connections. Each of these frames contains a preamble, the address to
which the frame is sent, the address that sends the frame, the length of the data to
expect, the data, and a checksum to validate that no contents were lost.
802.11 The IEEE standard for wireless local area networks.
802.15 The IEEE standard for wireless personal area networks.
Access Point
Cluster
Two to six Access Point Modules that together distribute network or Internet
services to a community of subscribers. Each Access Point Module covers a 60° or
90° sector. This cluster covers as much as 360°. Also known as AP cluster.
Access Point
Module
Also known as AP. One module that distributes network or Internet services in a
60° or 90° sector.
ACT/4 Second-from-left LED in the module. In the operating mode, this LED is lit when
data activity is present on the Ethernet link.
Activate To provide feature capability to a module, but not to enable (turn on) the feature in
the module. See also Enable.
Address Resolution
Protocol
Protocol defined in RFC 826 to allow a network element to correlate a host IP
address to the Ethernet address of the host. See
http://www.faqs.org/rfcs/rfc826.html
.
Aggregate
Throughput
The sum of the throughputs in the uplink and the downlink.
AP Access Point Module. One module that distributes network or Internet services to
subscriber modules.