Cyclades AlterPath OnBoard, Administrator'S Manual

Page: 437 / 460

Glossary 401
resistance, electromagnetic capability, electrical safety, and manufacturing
component characteristics, among other attributes.
network time protocol (See NTP )
netmask
The dotted-decimal expression that determines which portion of an IP address
represents the network IP address and which is used for host IP addresses, for
example, 255.0.0.0.
NIS (Network Information Service)
A directory service protocol used for authentication in UNIX systems. One of
many standard authentication protocols supported on Cyclades devices.
NTLM (NT LAN manager)
An authentication protocol used by Microsoft SMB .
NTP (network time protocol)
A protocol used to synchronize the time in a client with a high-accuracy
network time protocol server.
OID
A unique indentifier for each object in an SNMP MIB . The OID naming
scheme is in the form of an inverted tree with branches pointing downward.
The OID naming scheme is governed by the IETF, which grants authority for
parts of the OID name space to individual organizations. Cyclades has the
authority to assign OIDs that can be derived by branching downward from the
node in the MIB name tree that starts at 1.3.6.1.4.1.4413.
SNMP programs use the OID to identify the objects on each device that can
be managed by using SNMP.
onbdshell
The OnBoard shell,
/usr/bin/onbdshell
, which displays a menu of
devices an authorized user can access. Accessed by authorized users through
selecting the “Access Devices” option from the user shell menu,
rmenush
.
Selecting a server name from the menu brings up the list of actions the user is