Panasonic NN46240-501 - Manual (Page 226)

Nortel Secure Router 8000 Series
Configuration Guide - Basic Configuration A Glossary
language mode, and system time. After configuration, the system environment
coincides with the actual environment.
T
Telnet
Terminal
Traffic policing
Traffic shaping
Tunnel
An application protocol of the TCP/IP stack that provides virtual terminal
services for a variety of remote systems.
A device that is connected with other devices through the serial port. The
keyboard and the display have no disk drives.
A process used to measure the actual traffic flow across a given connection and
compare it to the total admissible traffic flow for that connection. When the
traffic exceeds the agreed upon flow, some restrictions or penalties are taken to
protect the benefits and network resources of the carrier.
A flow control measure to shape the flow rate. It is often used to control the
flow in regular amounts to ensure that the traffic does not exceed the
configured standard for the downstream router and to avoid unnecessary
discard and congestion.
A secure communication path between two peers in the VPN that protects the
internal information of the VPN from interruption.
V
VPLS
VPN
VRP
VRRP
VTY
Virtual Private LAN Segment.
Virtual Private Network. An Internet technology that provides an apparent
single private network over a public network. Virtual means that the network is
a logical network.
Versatile Routing Platform. A versatile routing operating system platform
developed for all Nortel data communication products. With the IP service as
its core, VRP has a componentized architecture and provides customizability
and scalability based on applications.
Virtual Router Redundancy Protocol. An error-tolerant protocol defined in
RFC 2338. It forms a backup group for a group of routers in a LAN that
functions as a virtual router.
Virtual type terminal. A terminal line that is used to access a router through
Telnet.
W
WAN interface Wide area network interface. An interface that can be a serial interface, E1/CE1
interface, T1/CT1 interface, E2/CE3 interface, E3 interface, T3/CT3 interface,
T3 interface, Packet Over SONET/SDH (POS) interface, Channelized POS
(CPOS) interface, or ATM interface. The router can exchange data with the
network device in the external network through the WAN interface.
X
Issue 5.3 (30 March 2009) Nortel Networks Inc.
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