Cradlepoint MBR1400LE User Manual
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CRADLEPOINT
MBR1400| USER MANUAL Firmware ver. 3.4.1
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PAGE 164
Network Interface Card
NIC. A card installed in a computer or built onto the 
motherboard that allows the computer to connect to a 
network. 
Network Layer
The third layer of the OSI model which handles the 
routing of traffic on a network. 
Network Time Protocol
Used to synchronize the time of all the computers in a 
network. 
NIC
Network Interface Card.
NTP
Network Time Protocol.
OFDM
Orthogonal Frequency-Division Multiplexing is the 
modulation technique for both 802.11a and 802.11g. 
OSI
Open Systems Interconnection is the reference model for 
how data should travel between two devices on a 
network. 
OSPF
Open Shortest Path First is a routing protocol that is used 
more than RIP in larger scale networks because only 
changes to the routing table are sent to all the other 
routers in the network as opposed to sending the entire 
routing table at a regular interval, which is how RIP 
functions. 
Password
A sequence of characters that is used to authenticate 
requests to resources on a network. 
Personal Area Network
The interconnection of networking devices within a range 
of 10 meters. 
Physical layer
The first layer of the OSI model. Provides the hardware 
means of transmitting electrical signals on a data carrier. 
Ping
A utility program that verifies that a given Internet 
address exists and can receive messages. The utility 
sends a control packet to the given address and waits for 
a response. 
PoE
Power over Ethernet is the means of transmitting 
electricity over the unused pairs in a category 5 Ethernet 
cable. 
POP3
Post Office Protocol 3 is used for receiving email.
Port
A logical channel endpoint in a network. A computer 
might have only one physical channel (its Ethernet 
