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Instruction Manual
125
TERM MEANING
NAT
Network Address Translation. The translation
of an IP address used on one network to an IP
address on another network. Masquerading is
one particular form of NAT.
Net mask
The way that computers know which part of
a TCP/IP address refers to the network, and
which part refers to the host range.
NFS
Network File System is a protocol that allows
file sharing across a network. Users can view,
store, and update files on a remote computer.
NTP
Network Time Protocol (NTP) used to synchro-
nize clock times in a network of computers
OUT OF BAND
OutofBand (OoB) management is any manage-
ment done over channels and interfaces that
are separate from those used for user/customer
data. Examples would include a serial console
interface or a network interface connected to
a dedicated management network that is not
used to carry customer traffic, or to a BMC/
service processor. Any management done over
the same channels and interfaces used for user/
customer data is In Band.
PAP
Password Authentication Protocol (PAP) is the
usual method of user authentication used on
the internet: sending a username and password
to a server where they are compared with a
table of authorized users. Whilst most common,
PAP is the least secure of the authentication
options.
PPP
PointtoPoint Protocol. A networking protocol for
establishing simple links between two peers.