Cabletron Systems SmartSwitch 2500 Reference Manual page 384

PDU Protocol Data Unit
PGL Peer Group Leader
PMD Physical Media Dependent Sub-layer
PMP Point-to-Multipoint
P-NNI
Private Network Node Interface or Private Network-to-Network Interface
PPD
Partial Packet Discard
PROM
Programmable Read-Only Memory
PTI
Payload Type Indicator
PTP
Point-to-Point
PTSE
PNNI Topology State Element
PTSE
PNNI Topology State Packet
PVC
Permanent or Provisioned Virtual Circuit
Q
QOS
Quality of Service
QSAAL
Q-Signaling ATM Adaptation Layer. (Q represents the Q-series of the
ITU-T (International Telecommunications Union).
R
R Read-Only Access
RAM Random Access Memory
RCC
Routing Control Channel
RCR Raw Cell Received
RD
Receive Deactivated
RFC
Request for Comment
A-8 SmartSwitch ATM Switch Reference Manual
Acronyms