Abstracting Distance for Virtual Data Centers 269
NFS—Network File System (NAS) for file and data sharing
CIFS—Common Internet File System (NAS) for file and data shar-
ing
pNFS—Parallel NFS (NAS) for parallel high-performance file
access
RTSP—Real-Time Streaming Protocol for streaming data
MAPI, POP3, SMTP—Microsoft Exchange access
FTP—File Transfer Protocol
DNS—Domain Name System for managing Internet domain
names
SNMP—Simple Network Management Protocol for monitoring
and device management
RPC—Remote Procedure Call for program-to-program communi-
cations
9.4 Abstracting Distance for Virtual Data Centers
Distance enabling networking and I/O technology is important for virtual
data centers to allow data to be moved among locations, remote users, ...