EXHIBIT 10

                       AMENDMENT NO. TWELVE TO THE LOAN
                            AND SECURITY AGREEMENT
                        CONCURRENT COMPUTER CORPORATION


     This  Amendment  No.  Twelve  To  The  Loan  And Security Agreement (this
"Amendment")  is  entered  into  as  of this 21st day of October, 1996, by and
between  CONCURRENT COMPUTER CORPORATION, a Delaware corporation ("Borrower"),
with  its  chief  executive office located at 2101 W. Cypress Creek Road, Fort
Lauderdale,  Florida  33309  and  FOOTHILL  CAPITAL  CORPORATION, a California
corporation  ("Foothill"),  with  a  place  of business located at 11111 Santa
Monica  Boulevard, Suite 1500, Los Angeles, California 90025-3333, in light of
the  following  facts:

                                     FACTS
                                     -----

     FACT  ONE:        Foothill and Borrower have previously entered into that
     ----------
certain Loan And Security Agreement, dated as of June 29, 1995 (as amended and
supplemented,  the  "Agreement").

     FACT  TWO:          Foothill  and  Borrower  desires to further amend the
     ----------
Agreement  as  provided herein.  Terms defined in the Agreement which are used
herein  shall  have  the  same  meanings as set forth in the Agreement, unless
otherwise  specified.

     NOW,  THEREFORE,  Foothill  and  Borrower  hereby  modify  and  amend the
Agreement  as  follows:

     1.     Subsection (g) of the Definition "Eligible Accounts" under Section
                                              -----------------
1.1  of  the  Agreement, is hereby amended in its entirety to read as follows:
"(g)  Accounts with respect to an Account Debtor whose total obligations owing
to  Borrower  exceed ten percent (10%) of all Eligible Accounts, to the extent
of  the obligations owing by such Account Debtor in excess of such percentage,
and  with  respect  to  Cyberguard  Corporation,  whose  total  obligations to
Borrower  exceed  fifteen percent (15%) from October 15, 1996 through December
28,  1996  and  shall  revert  to  ten  percent  (10%); provided, however that
                                                        --------  -------
accounts  owed  by  the  Illinois  Department  of Public Aid, Loral, Lockheed,
Airinc,  Boeing Co., Grumman Aircraft, Martin Marietta Corp., Hughes Aircraft,
Hughes  Training Inc., ABB Combustion Engineering, and other accounts that may
be approved from time to time by Foothill may be eligible up to a maximum, per
Account  Debtor, of fifteen percent (15%) of all Eligible Accounts, so long as
they  are  otherwise  eligible  hereunder;"

     2.      Notwithstanding anything to the contrary of Subsection (e) of the
Definition  of "Eligible Accounts" in Section 1.1 of the Agreement, commencing
October  15,  1996  through  December  31,  1996, the dollar amount shall read
$1,500,000.    Effective,  January  1,  1997,  dollar  amount  shall revert to
$1,000,000.

     3.          As  a condition subsequent to the effectiveness of Foothill's
agreement to temporarily increase Cyberguard Corporation's concentration limit
from  ten  percent  (10%) to fifteen percent (15%), Foothill shall institute a
contra  reserve  of  Ten  Thousand  Dollars  ($10,000)  per week to Borrower's
ineligible  calculation through December 31, 1996.  Beginning January 1, 1997,
one hundred percent (100%) of any remaining Cybergard Corporation contras will
be  considered  ineligible.

     4.      Foothill shall charge Borrower's loan account a fee in the amount
of  Fifteen  Thousand  Five  Hundred  Dollars  ($15,500).    Said fee shall be
fully-earned,  non-refundable, and due and payable on the date Borrower's loan
account  is  charged.

     5.         In the event of a conflict between the terms and provisions of
this  Amendment  and  the terms and provisions of the Agreement, the terms and
provisions  of  this  Amendment  shall  govern.    In  all other respects, the
Agreement,  as  supplemented, amended and modified, shall remain in full force
and  effect.

     IN WITNESS WHEREOF, Borrower and Foothill have executed this Amendment as
of  the  day  and  year  first  written  above.

FOOTHILL  CAPITAL  CORPORATION          CONCURRENT  COMPUTER
               CORPORATION


      By  /S/ LISA  M.  GONZALES            By  /S/ ROBERT  FITZPATRICK
              ------------------                    -------------------
              Lisa  M.  Gonzales                    Robert  Fitzpatrick
      Its     Assistant Vice President      Its     Vice President & Treasurer
              ------------------------              --------------------------



<PAGE>