Exhibit 4.15
 FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 SEVENTEENTH AMENDMENT TO
AGREEMENT 319-I
 st HUGHES NETWORK SYSTEMS, LLC CLIENT HUGHES NETWORK SYSTEMS, HUGHES ELECTRONICS CORPORATION, SATELITES MEXICANOS, S.A. DE C.V. SATMEX
 W I T N E S S E T H
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT HUGHESs
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT HUGHESs
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT CLIENT
 WHEREAS SATMEX Loral Skynet (Loral Skynet) a division of Loral Spacecom
Corp.




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##### 



FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 WHEREAS SATMEX
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT CLIENT CLIENTS
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS st, SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS st, SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 WHEREAS st, SATMEX HUGHES ELECTRONICS CORPORATION CLIENT
 NOW THEREFORE
 A G R E E M E N T
 FIRST. CLIENT SATMEX
 CAPACITY COMMITMENT
 BandwidthSatellite
    
    Band
    
    Txdrs
    
    MHz
    
    PeriodSATMEX 5
    
    (***)
    
    (***)
    
    (***)
    
    (***)
   2




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##### 



FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 CAPACITY COMMITMENT
 BandwidthSatellite
    
    Band
    
    Txdrs
    
    MHz
    
    PeriodSATMEX 6
    
    (***)
    
    (***)
    
    (***)
    
    (***)
 Second Clause SATMEX CLIENT
  BandwidthSatellite
    
    Band
    
    Region
    
    Txdrs
    
    MHz
    
    PeriodSATMEX 5
    
    (***)
    
    (***)
    
    (***)
    
    (***)
    
    (***)
 CAPACITY
COMMITMENT
 SATMEX CLIENTs CLIENT
 SECOND. First Clause CLIENT CAPACITY COMMITMENT TRANSPONDER/MONTH CLIENT CAPACITY COMMITMENT MAXIMUM
USAGE TERM CLIENT SATMEX Third Clause
 MAXIMUM USAGE TERM
 BASIC CAPACITY
 CLIENT BASIC CAPACITY CLIENT BASIC CAPACITY SATMEX CLIENT CLIENT
   3




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##### 



FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 CLIENT
 CLIENT CAPACITY COMMITMENT CLIENT BASIC CAPACITY CAPACITY COMMITMENT MAXIMUM USAGE TERM
 SATMEX SATMEX
 CLIENT CLIENT SATMEX.
 THIRD.
 Occupancy
    
    Txdrs
    
    USD/Txdr(***)
    
    (***)
    
    (***)(***)
    
    (***)
    
    (***)
  SATMEX Exhibit A
 CLIENT SATMEX
 SATMEX
 SATMEX CLIENT SATMEX SATMEX CLIENT
 SATMEX CLIENT CLIENT SATMEX CLIENT
 FOURTH. CLIENT CAPACITY COMMITTMENT
   4




---



##### 



FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 CLIENT SATMEX SATMEX SATMEX CLIENT SATMEX
 FIFTH. CLIENT
 CLIENT CAPACITY COMMITMENT
 SATMEX
 CLIENT SATMEX CAPACITY COMMITMENT
  CLIENT TRANSPONDER/MONTH SATMEX SATMEX TRANSPONDER/MONTH CLIENT
 SIXTH.
 If to the CLIENT:
    
    If to SATMEX:
 HUGHES NETWORK SYSTEMS
    
    SATÉLITES
MEXICANOS, S.A. DE C.V.(***)
    
    
    
    (***)(***)
    
    
    
    (***)(***)
    
    
    
    (***)Phone:
    
    (***)
    
    Phone:
    
    (***)Fax:
    
    (***)
    
    Fax:
    
    (***)E-mail:
    
    (***)
    
    E-Mail:
    
    (***)Attn.:
    
    (***)
    
    Attn:
    
    (***)(***)
    
    
    
    (***)
 Billing Contact:
    
    Billing Contact:
 HUGHES NETWORK SYSTEMS
    
    SATÉLITES
MEXICANOS, S.A. DE C.V.(***)
    
    
    
    (***)(***)
    
    
    
    (***)(***)
    
    
    
    (***)Phone:
    
    (***)
    
    Phone:
    
    (***)Fax:
    
    (***)
    
    
    
    (***)E-mail:
    
    (***)
    
    Fax:
    
    (***)Attn.:
    
    (***)
    
    E-Mail:
    
    (***)(***)
    
    
    
    (***)Attn:
    
    (***)(***)(***)
   5




---



##### 



FOIA CONFIDENTIAL TREATMENT HAS BEEN REQUESTED WITH RESPECT TO CERTAIN INFORMATION IN THIS
AGREEMENT. THIS INFORMATION HAS BEEN REDACTED AND DENOTED BY ASTERISKS [(***)]. COPIES OF THE
EXHIBIT CONTAINING THE REDACTED PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND
EXCHANGE COMMISSION SUBJECT TO A REQUEST FOR CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 UNDER
THE SECURITIES EXCHANGE ACT .
 
 CLIENT SATMEX
 SEVENTH.
 EIGHTH.-
  FOR THE CLIENT 
HUGHES NETWORK SYSTEMS
    
    FOR SATMEX
SATÉLITES MEXICANOS, S.A. DE C.V./s/ PHILIP K. OBRIEN
    
    /s/ PATRICIO E. NORTHLANDPHILIP K. OBRIEN 
VICE PRESIDENT
    
    PATRICIO E. NORTHLAND
 SIGNATURE PAGE OF THE SEVENTEENTH AMENDMENT TO AGREEMENT NUMBER 319-I EXECUTED BY AND BETWEEN
HUGHES NETWORK SYSTEMS AND SATELITES MEXICANOS, S.A. DE C.V.
   6