Scientific Atlanta Continuum DVP eXtra Dense QAM Array 24, Руководство по настройке

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Glossary
PMT
program map table. Identifies and indicates the locations of the streams that make up each
service, and the location of the Program Clock Reference fields for a service.
PRBS
psuedo random bit sequence. A sequence of bits that is satisfactorily statistically random for a
given purpose.
R
RF
radio frequency. The frequency in the portion of the electromagnetic spectrum that is above
the audio frequencies and below the infrared frequencies, used in radio transmission systems.
RMA
return material authorization. A form used to return products.
ROSA®
RCDS open system architecture.
RU
rack unit. RU is the measuring unit of vertical space in a standard equipment rack. One RU
equals 1.75" (44.5 mm).
S
SFP
small form-factor pluggable.
SNMP
simple network management protocol. A protocol that governs network management and the
monitoring of network devices and their functions.
SPTS
single program transport stream.
U
UDP
user datagram protocol. A connectionless protocol, like TCP, that runs on top of IP networks.
Unlike TCP/IP, UDP/IP provides very few error recovery services, offering instead a direct
way to send and receive datagrams over an IP network without acknowledgements for
guaranteed delivery.
4018055 Rev B 85