Switch User's Manual

78 T

traffic profile

The temporal properties of a traffic stream, such

as rate.

transit AS

An AS that has multiple connections to one

or more ASs and is used (with certain policy

restrictions) to carry both transit and local traffic.

Transmission Control Protocol (TCP)

Provides flow control and sequencing for

transmitted data over an end-to-end connection.

Transmission Control Protocol over IP (TCP/IP)

A protocol stack designed to connect different

networks.

Transparent LAN Services (TLS)

A network application that provides a virtual

Local Area Network (VLAN) the ability to transmit

customer Ethernet packets across a shared

network.

Trivial File Transfer Protocol (TFTP)

A protocol that governs transferring files between

nodes without protection against packet loss.

trunk

A logical group of ports that behaves like a single

large port.

trunk port

On the Ethernet Routing Switch 8600, a

trunk port is a port that connects to the

service provider network such as the MPLS

environment.

type of service (TOS)

A field in the IPv4 header that determines the

Class of Service prior to the standardization of

Differentiated Services.

tunnel

See LSP.

Nortel Ethernet Routing Switch 8600

Terminology

NN46205-102 01.01 Standard

30 May 2008