<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
TURNSTONE SYSTEMS, INC.'S QUARTERLY REPORT ON FORM 10-Q FOR THE PERIOD
ENDED JUNE 30, 2000 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> 55,254
<SECURITIES> 49,509
<RECEIVABLES> 20,601
<ALLOWANCES> 415
<INVENTORY> 9,665
<CURRENT-ASSETS> 138,777
<PP&E> 2,940
<DEPRECIATION> 684
<TOTAL-ASSETS> 144,879
<CURRENT-LIABILITIES> 22,917
<BONDS> 0
0
0
<COMMON> 60
<OTHER-SE> 121,742
<TOTAL-LIABILITY-AND-EQUITY> 144,879
<SALES> 64,160
<TOTAL-REVENUES> 64,160
<CGS> 25,832
<TOTAL-COSTS> 25,832
<OTHER-EXPENSES> 17,773
<LOSS-PROVISION> 139
<INTEREST-EXPENSE> 8
<INCOME-PRETAX> 22,948
<INCOME-TAX> 9,311
<INCOME-CONTINUING> 13,637
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 13,637
<EPS-BASIC> .31
<EPS-DILUTED> .21
</TABLE>