<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<CIK> 0001006591
<NAME> CUSEEME NETWORKS, INC
<CURRENCY> USDOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<EXCHANGE-RATE> 1
<CASH> 18,122,121
<SECURITIES> 795,000
<RECEIVABLES> 3,748,185
<ALLOWANCES> 197,609
<INVENTORY> 362,004
<CURRENT-ASSETS> 875,341
<PP&E> 4,550,748
<DEPRECIATION> (1,646,161)
<TOTAL-ASSETS> 30,655,435
<CURRENT-LIABILITIES> 3,772,273
<BONDS> 0
0
0
<COMMON> 122,143
<OTHER-SE> 0
<TOTAL-LIABILITY-AND-EQUITY> 30,655,435
<SALES> 0
<TOTAL-REVENUES> 6,687,433
<CGS> 0
<TOTAL-COSTS> 1,925,801
<OTHER-EXPENSES> 9,390,151
<LOSS-PROVISION> 22,040
<INTEREST-EXPENSE> 1,894
<INCOME-PRETAX> (3,241,887)
<INCOME-TAX> 0
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (3,241,887)
<EPS-BASIC> (0.27)
<EPS-DILUTED> (0.27)
</TABLE>