NS3000/iX NMMGR Screens Reference Manual - Edition 8 (36922-90038)

Glossary 345
Glossary
packet assembly/disassembly
(PAD) facility over a
packet-switching network.
XON/XOFF protocol The flow
control used by MPE/iX systems
to protect against data overruns.
XON/XOFF protocol is controlled
by the data recipient who sends
an XOFF character (ASCII DC3)
to the sender if it is unable to
continue to receive data. The
sender suspends transmission
until it receives an XON
character (ASCII DC1).
X.Series (X.##) CCITT
recommendations A set of
recommendations for data
communication networks
governing their services,
facilities,andterminalequipment
operation and interfaces.