EXHIBIT 10.7.2



AMENDMENT TO THE AGREEMENT



THIS AGREEMENT is made and entered into as of the lst day of October 1993 (the Amendment Date)



BY AND BETWEEN



NORTHERN TELECOM LIMITED, a corporation duly Incorporated under the laws of Canada, having its executive offices at 3 Robert
Speck Parkway, Mississauga, Ontario, Canada, (hereinafter called Northern Telecom)



AND,



LV
SOFTWARE, INC., a California corporation having its principal offices at Suite B-205, 1590 Oakland Road, San Jose, California, 95131, (hereinafter, called Licensee)



WHEREAS the Parties entered into an Agreement with an Effective Date of the fourteenth day of September 1992 concerning
software known as the Design For Testability tool suite (the Agreement); and



WHEREAS the Parties wish to amend the Agreement as provided herein:



NOW THEREFORE, in consideration of mutual promises contained herein and in the Agreement the Parties agree as follows:



1. For the purpose of this Amendment, unless otherwise defined herein, capitalized terms used herein shall have the meanings
set forth in the Agreement. The term License Fee shall mean the greater of the Licensees or Licensees Subsidiarys total selling price to an End-User or a Licensee Distributor, after giving effect to quantity or other
discounts, for the sublicense of each copy of the Licensed Product or a Derivative Work. The term Net License Fee shall mean the License Fee less taxes, tariffs or duties, interest, finance charges, insurance, shipping, and reasonable
handling costs.



2. IN ARTICLE 5 ROYALTY replace the existing
paragraphs with the following:



In partial consideration of
the rights granted hereunder Licensee shall make the following royalty payments (hereinafter Royalties) to Northern Telecom:



(i) Fifty thousand dollars ($50,000) US as a non-refundable advance on future royalties payable within thirty days of the Amendment Date
and provided that this Amendment is not effective until said non-refundable advance has been paid. Advance royalty payments shall be credited on a dollar-for-dollar basis until applied in full against Royalties payable to Northern Telecom pursuant
to this Section 5; and



(ii) Royalties for each
copy of Licensed Product or Derivative Works, sub-licensed by Licensee or Licensees Subsidiary to End-Users or to Licensees Distributor, expressed as a percentage of the Net License Fee, shall be:



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| | (a) |  | Fifteen percent (15%) during the first year after the Amendment Date,
| | --- |  | ---------------------------------------------------------------------



| | (b) |  | Twelve percent (12%) during the second year after the Amendment Date; and
| | --- |  | -------------------------------------------------------------------------



| | (c) |  | Ten percent (10%) thereafter during the term of the Agreement.
| | --- |  | --------------------------------------------------------------



Royalties shall become payable to Northern Telecom thirty (30) days following each sub-license granted by Licensee or
Licensees Subsidiary to End-Users or to Licensees Distributors.



IN WITNESS WHEREOF, the Parties hereto have duly executed this amending agreement.



|LV SOFTWARE, INC.              |  |  |  | NORTHERN TELECOM LIMITED    
|------------------------------ |  |  |  | ----------------------------
|                              
|Per: /s/ V. K. Agarwal         |  |  |  | Per: /s/ G. C. Smyth        
|                              
|Name: V. K. Agarwal            |  |  |  | Name: G. C. Smyth           
|                              
|Title: Chief Executive Officer |  |  |  | Title: Senior Vice-President
|                              
|                               |  |  |  | Per: /s/ D. J. DeGrandis    
|                              
|                               |  |  |  | Name: D. J. DeGrandis       
|                              
|                               |  |  |  | Title: Secretary