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General Systems Overview

Here are the functions the various OIT systems perform:

  • TerpConnect - The TerpConnect system (powered by Glue) provides a Unix shell account with full Internet access for any faculty, staff or student who wishes one. It provides a Unix command shell environment, e-mail, programming and various software packages. Some software licensed by individual departments and available on the TerpConnect system is only available in certain computer labs, on certain servers, or to users in specific groups. See your instructor or advisor to get any special permissions you may need.
  • Deans - The Deans system (part of the larger Glue system) is provided for departmental Deans and other authorized individuals who provide administrative support to the department. The Deans system hosts the Advise system, which is used for student advising by departments. Additionally, the Deans account provides all the programs and services that the Glue system provides, except for those restricted by lab, server or group.
  • GRACE - The new cluster is named the Glue Research and Academic Computing Environment (GRACE). A subset of the Glue system, the GRACE environment is designed for researchers and students in specific classes to use for their work. Only those Glue IDs which have been specifically authorized are allowed to login, so there is less competition for the system resources. The course instructor handles all issues with student's access; if a student can't login to GRACE, they need to alert their instructor.
  • There are four machines, two are SPARC architecture running Solaris, (which have four 1.6 GHz UltraSPARC IIIi processors and 16G memory), and the other two are AMD64 running Red Hat Enterprise Linux, with four 2.4 GHz Opteron processors and 16G memory). There is also a fifth machine specifically for Oracle database use.
  • For more specific information relating to GRACE, please see: http://www.grace.umd.edu/
  • Directory Services - All faculty, staff and students (as well as sponsored affiliates) have records in the directory, which contain the standard office and telephone contact information, as well as userid and password information. Applications are increasingly being integrated with directory services; currently the Oracle Calendar calendaring service, TerpConnect and Glue, BlackBoard, ARES, and online timesheets are a few that reference the directory server for authentication. The protocol OIT uses for their Directory Service is LDAP (Lightweight Directory Access Protocol).
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