10
PKCS Public Key Cryptography Standards
PKI Public Key Infrastructure
PMK Pairwise Master Key
PMTU Path MTU
PoE Power over Ethernet
POH Path Overhead
POP3 Post Office Protocol, Version 3
POS Point of Sale
PPP Point-to-Point Protocol
PPPoE Point-to-Point Protocol over Ethernet
PPTP Point-to-Point Tunneling Protocol
PRL Preferred Roming List
PS Protection Switching
PSB Path State Block
PSC Protection State Coordination
PSE Power Sourcing Equipment
PSK Pre-Shared Key
PSNP Partial SNP
PSTN Public Switched Telephone Network
PTP Precision Time Protocol
PTY Pseudo-Terminals
PVC Permanent Virtual Circuit
PVST Per VLAN Spanning Tree
PXE Preboot eXecution Environment
Q
Return
QoS Quality of Service
QPPB QoS Policy Propagation Through the Border Gateway Protocol
R
Return
RA Router Advertisement
RA Registration Authority
RADIUS Remote Authentication Dial-In User Service
RD Route Distinguisher
RDI Remote Defect Indication
RDM Russian Dolls Model
RED Random Early Detection
RFID Radio Frequency Identification
RIP Routing Information Protocol
RIP-2 Routing Information Protocol version 2
RLSN Remote Link Status Notification
RMON Remote Network Monitoring
RP Rendezvous Point
RPA Rendezvous Point Address
RPF Reverse Path Forwarding
RPL Rendezvous Point Link
RPR Resilient Packet Ring