University at Buffalo
The State University of  New York
CCR
Center for Computational Research
nGlobus model focuses on providing key Grid services
qResource access and management
qGrid FTP
qInformation Service
qSecurity services
mAuthentication
mAuthorization
mPolicy
mDelegation
qNetwork reservation, monitoring, control
Applications
Core Services
Metacomputing Directory Service
GRAM
Globus Security Interface
Heartbeat Monitor
Nexus
Gloperf
Local Services
LSF
Condor
MPI
NQE
Easy
TCP
Solaris
Irix
AIX
UDP
High-level Services and Tools
DUROC
globusrun
MPI
Nimrod/G
MPI-IO
CC++
GlobusView
Testbed Status
GASS
The Grid as a Layered Set of Services
The Globus Project
(Ian Foster and Carl Kesselman)