What does SEVIS stand for?

What does SEVIS mean?

SEVIS	Student Exchange and Visitor Information System Community » Educational
SEVIS	Student Exchange And Visitor Information System Community
SEVIS	Student Exchange And Visitor Information System Computing » General
SEVIS	Student Exchange And Visitor Information System Academic & Science » Universities
SEVIS	Student And Exchange Visitor Information Systems Miscellaneous » Unclassified
SEVIS	Students And Exchange Visitors Immigration Services Miscellaneous » Unclassified
SEVIS	Students Exchange And Visitors Information System Miscellaneous » Unclassified
SEVIS	Sstudent And Exchange Visitor Information System Miscellaneous » Unclassified