EXFO ETS-1000G User Manual
Page 187
Glossary
10 Gigabit Ethernet Analyzer
177
SLA
Service Level Agreement. The main document that regulates mutual
relations between a service provider and a customer.
TCP
Transmission Control Protocol. A standard transport layer protocol that
belongs to the TCP/IP protocol family and enables the reliable duplex
streaming.
Throughput
A test that determines the maximum data rate at which the quantity of test
frames that have been transferred via DUT is equal to the quantity of
frames that have been sent to it from the test equipment.
ToS
Type of Service. A set of four-bit flags in the IP packet header. They enable
an application that sends data to notify the network of the required type of
network service.
Traceroute
An ICMP-based program that is used for determining data routes in TCP/IP
networks.
UDP
User Datagram Protocol. It is a transport protocol that supports data
transmission in IP networks and ensures reliable message delivery without
establishing a connection to the recipient.
VLAN
Virtual Local Area Network. It is a group of network devices which function
as if they were connected to the same network segment.
VLAN ID
VLAN Identifier (VID). A 12-bit VLAN identifier that is defined in 802.1Q [
9
].
It uniquely identifies the VLAN a frame belongs to.