All AIS Enterprise Systems will be unavailable from 5pm to 10pm on Friday, July 21, due to a software upgrade.  This includes (but is not limited to) eLion, eISIS, ISIS (ACOM/BCOM), IBIS (CCOM), ADIS (DCOM), FIT, CIDR, ESSIC, and TESTAIS.  This does not affect the availability of the Data Warehouse, eDDS, ANGEL, AIMS, eCOMMERCE  or EIS.