PLANET MGSW-24160F User Manual

Page 513

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User’s Manual of MGSW-24160F

N

NAS

NAS is an acronym for Network Access Server. The NAS is meant to act as a gateway to guard access to a protected

source. A client connects to the NAS, and the NAS connects to another resource asking whether the client's supplied

credentials are valid. Based on the answer, the NAS then allows or disallows access to the protected resource. An

example of a NAS implementation is IEEE 802.1X.

NetBIOS

NetBIOS is an acronym for Network Basic Input/Output System. It is a program that allows applications on separate

computers to communicate within a Local Area Network (LAN), and it is not supported on a Wide Area Network (WAN).

The NetBIOS giving each computer in the network both a NetBIOS name and an IP address corresponding to a

different host name, provides the session and transport services described in the Open Systems Interconnection (OSI)

model.

NFS

NFS is an acronym for Network File System. It allows hosts to mount partitions on a remote system and use them as

though they are local file systems.

NFS allows the system administrator to store resources in a central location on the network, providing authorized users

continuous access to them, which means NFS supports sharing of files, printers, and other resources as persistent

storage over a computer network.

NTP

NTP is an acronym for Network Time Protocol, a network protocol for synchronizing the clocks of computer systems.

NTP uses UDP (datagrams) as transport layer.

O

OAM

OAM is an acronym for Operation Administration and Maintenance.

It is a protocol described in ITU-T Y.1731 used to implement carrier ethernet functionality. MEP functionality like CC

and RDI is based on this.

Optional TLVs.

A LLDP frame contains multiple TLVs

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