<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE SECOND
QUARTER 2000 FORM 10-Q OF ACCORD NETWORKS LTD., AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<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> 3,156
<SECURITIES> 0
<RECEIVABLES> 61,437
<ALLOWANCES> 424
<INVENTORY> 6,391
<CURRENT-ASSETS> 70,827
<PP&E> 5,753
<DEPRECIATION> 1,757
<TOTAL-ASSETS> 75,894
<CURRENT-LIABILITIES> 17,578
<BONDS> 0
0
0
<COMMON> 56
<OTHER-SE> 57,012
<TOTAL-LIABILITY-AND-EQUITY> 75,894
<SALES> 17,830
<TOTAL-REVENUES> 17,830
<CGS> 5,311
<TOTAL-COSTS> 5,311
<OTHER-EXPENSES> 18,362
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 48
<INCOME-PRETAX> (5,891)
<INCOME-TAX> 0
<INCOME-CONTINUING> (5,891)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (5,891)
<EPS-BASIC> (3.11)
<EPS-DILUTED> (3.11)
</TABLE>