Glossary
DSAM Help User Guide Rev. 001 319
Q
QAM — Quadrature Amplitude
Modulation
QPSK — Quadrature Phase Shift
Keying
R
RBW — Resolution Bandwidth
S
SID — Service IDentifier
S/N — Signal to Noise Ratio
SNMP — Simple Network Manage-
ment Protocol
SNR — Signal to Noise Ratio
T
TCP/IP — Transmission Control
Protocol/Internet Protocol
TFTP — Trivial File Transfer
Protocol
TOD — Time of Day
TTL — Time to Live
U
UI — User interface. Layout of
commands in a user friendly environ-
ment. See also GUI (graphical user
interface).
V
VBW — Video Bandwidth
VoIP — Voice over Internet Protocol
VOP — Velocity of Propagation
21128026 R001 DSAM Help User Guide.book Page 319 Thursday, February 5, 2009 2:02 PM