HP StorageWorks 4000/6000/8000 - Enterprise Virtual Arrays Reference Manual page 439

PDU Protocol data unit.
PFC priority flow control.
PIC Plug-in card. A hardware component of the HP NonStop server.
PKI Public key infrastructure. A data encryption technology.
platform A combination of supported hardware components and operating system on a
server from a specific vendor.
pWWN Port World Wide Name. Synonymous with WWPN.
QoS Quality of service. A traffic management feature.
RADIUS Remote Authentication Dial-In User Service. A client-server protocol that protects
networks against unauthorized access.
RBAC Role-based acess control. A Fabric OS feature used to determine which commands
are supported for each user.
RCS Remote copy set.
RCU Remote control unit.
RPO Recovery point objective. A disaster recovery concept that defines what an
organization considers as an acceptable loss in terms of time.
RSPAN Remote Switched Port Analyzer.
RTO Recovery time objective. A disaster recovery determination of when the recovery
site is to be used.
RTT Round-trip time.
RU Rack unit.
RVU Release version updates.
SA Service Agent. An iSCSI software component.
SAN Storage area network. An intelligent infrastructure that connects heterogeneous
servers with shared, heterogeneous storage systems.
SAS Serial Attached SCSI. A bus technology used to transfer storage data.
SATA Serial Advanced Technology Attachment. A bus technology for storage devices.
SC Subscriber connector.
SCC Switch Connection Control. A data access policy that determines to which
switches a switch can join.
SCP Secure Copy. A B-series feature used to securely transfer files between systems.
SFF Small form factor. Used to describe a type of drive cage.
SFP Small form-factor pluggable transceiver.
SAN Design Reference Guide 439