Lantronix EMG 7500, User Manual

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Appendix D: Protocol Glossary
EMG™ Edge Management Gateway User Guide 468
IPsec
A protocol suite for securing Internet Protocol (IP) communications by authenticating and
encrypting each IP packet of a communication session.
Kerberos
A network authentication protocol that provides strong authentication for client/server applications
by using secret-key cryptography.
LEAP (Lightweight Extensible Authentication Protocol)
Authentication protocol that uses dynamic WEP keys and mutual authentication with a modified
version of MS-CHAP between the console manager and a RADIUS server.
LDAP (Lightweight Directory Access Protocol)
A protocol for accessing directory information.
MIB (Management Information Base)
MIB is part of the Simple Network Management Protocol (SNMP) and describes the set of
manageable objects within a network device.
NAT (Network Address Translation)
An Internet standard that enables a LAN to use one set of IP addresses for internal traffic and a
second set of addresses for external traffic. This enables a company to shield internal addresses
from the public Internet.
NFS (Network File System)
A protocol that allows file sharing across a network. Users can view, store, and update files on a
remote computer. You can use NFS to mount all or a portion of a file system. Users can access
the portion mounted with the same privileges as the user's access to each file.
NIS (Network Information System)
System developed by Sun Microsystems for distributing system data such as user and host names
among computers on a network.
NMS (Network Management System)
NMS acts as a central server, requesting and receiving SNMP-type information from any computer
using SNMP.
NTP (Network Time Protocol)
A protocol used to synchronize time on networked computers and equipment.
PAP (Password Authentication Protocol)
A method of user authentication in which the username and password are transmitted over a
network and compared to a table of name-password pairs.