<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>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                          11,540
<SECURITIES>                                    22,170
<RECEIVABLES>                                   22,522
<ALLOWANCES>                                     1,069
<INVENTORY>                                     10,386
<CURRENT-ASSETS>                                68,592
<PP&E>                                          22,426
<DEPRECIATION>                                  14,164
<TOTAL-ASSETS>                                  84,962
<CURRENT-LIABILITIES>                           20,351
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           233
<OTHER-SE>                                      62,992
<TOTAL-LIABILITY-AND-EQUITY>                    84,962
<SALES>                                         37,335
<TOTAL-REVENUES>                                47,903
<CGS>                                           13,395
<TOTAL-COSTS>                                   21,558
<OTHER-EXPENSES>                                 6,357<F1>
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  16
<INCOME-PRETAX>                                  1,845
<INCOME-TAX>                                       645
<INCOME-CONTINUING>                              1,200
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,200
<EPS-PRIMARY>                                      .05<F2>
<EPS-DILUTED>                                      .05
<FN>
<F1>Amount presented represents engineering and development expense
<F2>Amount presented represents Basic Net Income (loss) per share
</FN>