<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF COMPUTER NETWORK TECHNOLOGY CORPORATION AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                          11,465
<SECURITIES>                                    24,267
<RECEIVABLES>                                   20,190
<ALLOWANCES>                                     1,044
<INVENTORY>                                     10,797
<CURRENT-ASSETS>                                68,664
<PP&E>                                          23,391
<DEPRECIATION>                                  15,272
<TOTAL-ASSETS>                                  84,657
<CURRENT-LIABILITIES>                           18,765
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           234
<OTHER-SE>                                      64,273
<TOTAL-LIABILITY-AND-EQUITY>                    84,657
<SALES>                                         55,355
<TOTAL-REVENUES>                                71,879
<CGS>                                           19,148
<TOTAL-COSTS>                                   31,845
<OTHER-EXPENSES>                                10,002<F1>
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  25
<INCOME-PRETAX>                                  3,506
<INCOME-TAX>                                     1,230
<INCOME-CONTINUING>                              2,276
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,276
<EPS-PRIMARY>                                      .10<F2>
<EPS-DILUTED>                                      .10
<FN>
<F1>Amount presented represents engineering and development expense
<F2>Amount presented represents Basic Net Income (loss) per share
</FN>