SIXTH ALLONGE TO
                             SECURED PROMISSORY NOTE

     ALLONGE,  dated  August  9,  1999,  attached  to and  forming a part of the
Secured  Promissory  Note,  dated January 26, 1999, as amended by the Allonge to
Secured  Promissory  Note dated January 29, 1999,  the Second Allonge to Secured
Promissory  Note dated March 19, 1999,  the Third Allonge to Secured  Promissory
Note dated March 24, 1999, the Fourth Allonge to Secured  Promissory  Note dated
May 10, 1999,  and the Fifth Allonge to Secured  Promissory  Note dated July 16,
1999 (collectively, the "NOTE"), made by THE NETWORK CONNECTION, INC., a Georgia
corporation ("MAKER"),  payable to the order of Interactive Flight Technologies,
Inc.,  a Delaware  corporation  ("PAYEE") in the  original  principal  amount of
$500,000 and in the current principal amount of $2,645,007.

     1. In consideration of the cancellation of the notes referred to on Annex I
attached  to this  Allonge  which were  issued by Maker,  have been  acquired by
Payee, and are in the aggregate principal amount of Three Hundred Fifty Thousand
Dollars  ($350,000),  with  interest,  redemption  premiums,  and other  charges
incurred but unpaid thereon to the date hereof totaling One Hundred Twenty Seven
Thousand  Seven  Hundred Fifty Dollars  ($127,750)  (the "Series D Notes"),  the
principal  amount of the Note is hereby  increased to Three  Million One Hundred
and Twenty Two  Thousand and Seven  Hundred  Fifty Seven  Dollars  ($3,122,757).
Accordingly, the first paragraph of the Note is hereby amended as follows:

          FOR VALUE RECEIVED, the undersigned,  The Network Connection,  Inc., a
          Georgia corporation (the "MAKER"), hereby promises to pay to the order
          of Interactive Flight Technologies,  Inc., a Delaware corporation, its
          successors  and assigns  (the  "PAYEE"),  the  principal  sum of Three
          Million One Hundred  Twenty-Two  Thousand  Seven  Hundred  Fifty-Seven
          Dollars  ($3,122,757),  together  with  interest  on  the  outstanding
          principal  balance  thereof  accrued from the date hereof:  (a) at the
          fixed rate of 9.5% per annum in respect of all periods during which no
          Event of Default (as such term is hereinafter  defined) is continuing;
          and (b) at the fixed rate of 12.5% in respect  of all  periods  during
          which any Event of Default is  continuing.  All  payments of principal
          and/or  interest shall be paid in lawful money of the United States of
          America in  immediately  available  funds to an account  designated by
          Payee.

     2. Any agreement to subordinate, or any subordination,  of the indebtedness
represented  by the Note to bank or  finance  company  indebtedness,  which  may
heretofore have been given by Payee, is null and void and of no force or effect.
Maker  represents and warrants to Payee that since execution of the Note,  Payee
retains a first priority security interest in the Collateral granted by Maker to
Payee  pursuant to that certain  Security  Agreement  dated  January 25, 1999 as
amended,  ("SECURITY  AGREEMENT").  The Maker's  obligations  under the Note, as
amended  hereby,  shall be and be deemed to be  secured  by the  Collateral  and
subject to the terms of the Security  Agreement,  all of which are confirmed and
ratified  as of the date  hereof,  including,  but not  limited  to,  all of the
representations, warranties and covenants therein.
<PAGE>
     3. In all other  respects,  the Note is confirmed,  ratified,  and approved
and, as amended by this Fifth Allonge,  shall continue in full force and effect,
subject to the waivers provided by Payee contained in the Fourth Allonge.

     IN WITNESS  WHEREOF,  Maker and Payee have caused this Sixth  Allonge to be
executed and delivered by their  respective duly  authorized  officers as of the
day and year first above written.

                                        THE NETWORK CONNECTION INC.


                                        By: /s/ Wilber Riner, Sr.
                                            ------------------------------------


                                        Accepted and agreed to:


                                        INTERACTIVE FLIGHT TECHNOLOGIES, INC.


                                        By: /s/ Morris C. Aaron
                                            ------------------------------------

<PAGE>
                                     ANNEX I

                 SERIES D NOTES OF THE NETWORK CONNECTION, INC.


DATE OF NOTE         ORIGINAL PAYEE         PRINCIPAL AMOUNT   TRANSFERRED TO
------------         --------------         ----------------   --------------
October 20, 1998     Robert E. Benninger,       $100,000       XCEL Capital LLC
                     Jr. and Sara Anne                         on April 13, 1999
                     Benninger
                                                               XCEL Capital LLC
October 20, 1998     Will D. Brantley           $150,000       on April 23, 1999

October __, 1998     Elaine Martin              $100,000       Not Transferred
                                                --------
TOTAL                                           $350,000
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