<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> SEP-30-2000 <PERIOD-START> OCT-01-1999 <PERIOD-END> DEC-31-1999 <EXCHANGE-RATE> 1 <CASH> 63,580 <SECURITIES> 26,114 <RECEIVABLES> 43,238 <ALLOWANCES> 2,838 <INVENTORY> 0 <CURRENT-ASSETS> 138,601 <PP&E> 25,414 <DEPRECIATION> 13,193 <TOTAL-ASSETS> 164,157 <CURRENT-LIABILITIES> 41,090 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 216 <OTHER-SE> 122,625 <TOTAL-LIABILITY-AND-EQUITY> 164,157 <SALES> 15,737 <TOTAL-REVENUES> 37,986 <CGS> 659 <TOTAL-COSTS> 13,187 <OTHER-EXPENSES> 21,580 <LOSS-PROVISION> 115 <INTEREST-EXPENSE> 1 <INCOME-PRETAX> 3,961 <INCOME-TAX> 1,365 <INCOME-CONTINUING> 3,219 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,596 <EPS-BASIC> 0.12 <EPS-DILUTED> 0.11