<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 1,928
<SECURITIES> 334
<RECEIVABLES> 18,330
<ALLOWANCES> 5,696
<INVENTORY> 11,654
<CURRENT-ASSETS> 30,524
<PP&E> 20,867
<DEPRECIATION> 18,012
<TOTAL-ASSETS> 36,464
<CURRENT-LIABILITIES> 22,603
<BONDS> 0
0
0
<COMMON> 62,147
<OTHER-SE> (48,286)
<TOTAL-LIABILITY-AND-EQUITY> 36,464
<SALES> 26,900<F1>
<TOTAL-REVENUES> 26,900
<CGS> 22,440<F2>
<TOTAL-COSTS> 22,440
<OTHER-EXPENSES> 28,799
<LOSS-PROVISION> 587
<INTEREST-EXPENSE> 145
<INCOME-PRETAX> (24,462)
<INCOME-TAX> 351
<INCOME-CONTINUING> (24,813)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (24,813)
<EPS-BASIC> (1.50)
<EPS-DILUTED> (1.50)
<FN>
<F1>INCLUDES REVENUES FROM LICENSING OF SOFTWARE AND SUPPORT SERVICES
<F2>INCLUDES COSTS FROM LICENSING OF SOFTWARE AND SUPPORT SERVICES
</FN>
</TABLE>