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Appendix D: Glossary
MIB
a PC and that access point with an Ethernet cable rather than having to use a crossover
cable).
MIB
Management Information Base (MIB) is a virtual database of objects used for network
management.
network device defined in the MIB.
MSCHAP V2
Microsoft Challenge Handshake Authentication Protocol Version 2 (MSCHAP V2)
provides authentication for
Access Point
MTU
The Maximum Transmission Unit is the largest physical packet size, measured in bytes, that
a network can transmit. Any messages larger than the MTU are fragmented into smaller
packets before being sent.
Multicast
A Multicast sends the same message to a select group of recipients. Sending an e-mail
message to a mailing list is an example of multicasting. In wireless networks, multicast
usually refers to an interaction in which the access point sends data traffic in the form of
IEEE 802.1x
Some wireless security modes distinguish between how unicast, multicast, and broadcast
frames are encrypted or whether they are encrypted.
See also
N
NAT
Network Address Translation is an Internet standard that masks the internal IP addresses
being used in a LAN. A NAT server running on a gateway maintains a translation table that
D-62
Psion Teklogix 9160 G2 Wireless Gateway User Manual
SNMP
agents along with other SNMP tools can be used to monitor any
PPP
or other network access device.
Frames to a specified set of client stations
Unicast
and Broadcast.
connections between a Windows-based computer and an
(MAC
addresses) on the network.
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