exv10w6




Exhibit 10.6


ADDITIONAL SECURED DEBT DESIGNATION




     Reference is made to the Collateral Trust Agreement dated as of June 24, 2009 (as amended,
supplemented, amended and restated or otherwise modified and in effect from time to time, the
“Collateral Trust Agreement”) among Terremark Worldwide, Inc., a Delaware corporation (the
“Company”), the Guarantors from time to time party thereto, The Bank of New York Mellon Trust
Company, N.A., as Trustee under the Indenture (as defined therein), the other Secured Debt
Representatives from time to time party thereto and U.S. Bank National Association, as Collateral
Trustee. Capitalized terms used but not otherwise defined herein shall have the meaning set forth
in the Collateral Trust Agreement. This Additional Secured Debt Designation is being executed and
delivered in order to designate additional secured debt as either Parity Lien Debt or Junior Lien
Debt entitled to the benefit of the Collateral Trust Agreement.



     The undersigned, the duly appointed Chief Financial Officer of the Company hereby certifies on
behalf of the Company that:




     The Company intends to incur additional Secured Debt (“Additional Secured
Debt”) which will be Junior Lien Debt permitted by each applicable Secured Debt
Document to be secured with a Junior Lien Equally and Ratably with all existing and
future Junior Lien Debt;




     The Additional Secured Debt is permitted to be incurred and secured Equally and
Ratably by a Junior Lien under each applicable Secured Debt Document;




     The name and address of the Secured Debt Representative for the Additional
Secured Debt for purposes of Section 7.7 of the Collateral Trust Agreement is:




     The Bank of New York Mellon Trust Company, N.A.




     10161 Centurion Parkway N.




     Jacksonville, FL 32256




     Telephone: 904-998-4778




     Fax: 904-645-1921




     The Company has caused a copy of this Additional Secured Debt Designation to be
delivered to each existing Secured Debt Representative.



     The Company and each Guarantor has duly authorized, executed (if applicable) and recorded (or
caused to be recorded) in each appropriate governmental office all relevant filings and
recordations to ensure that the Additional Secured Debt is secured by the Collateral in accordance
with the Security Documents, including, without limitation, the applicable Required



Terremark

Additional Secured Debt Designation

Second Lien Notes




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Mortgage Amendment Deliverables (as defined in the Mortgage); provided, that, with respect to
the issuance of the Additional Secured Debt, the Company and the Guarantors shall use their
reasonable best efforts to have all necessary actions taken promptly following the date of the
issuance of such Additional Secured Debt to execute, amend, file or record the relevant Security
Documents governing the Mortgages, account control agreements, and the pledge agreements governing
the Company’s foreign subsidiaries to ensure that the Second Lien Notes are secured by the
Collateral in accordance with the Security Documents, such actions to be completed no later than
120 days thereafter.




Terremark

Additional Secured Debt Designation

Second Lien Notes




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     IN WITNESS WHEREOF, the Company has caused this Additional Secured Debt Designation to be duly
executed by the undersigned officer as of November 16, 2010.




	 	 	 	 	 	 	 

	 	 	 	TERREMARK WORLDWIDE, INC.	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ Jose A. Segrera	 	 
	 

	 	 	 	 

Name: Jose A. Segrera
	 	 
	 

	 	 	 	Title: Chief Financial Officer	 	 






ACKNOWLEDGEMENT OF RECEIPT



The undersigned, the duly appointed Collateral Trustee under the Collateral Trust Agreement, hereby
acknowledges receipt of an executed copy of this Additional Secured Debt Designation.




	 	 	 	 	 	 	 

	 	 	U.S. BANK NATIONAL ASSOCIATION, as
Collateral Trustee	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ Thomas S. Maple III	 	 
	 

	 	 	 	 

Name: Thomas S. Maple III
	 	 
	 

	 	 	 	Title: Vice President	 	 






[Signature Page]




Terremark

Additional Secured Debt Designation

Second Lien Notes