Exhibit 10.5
December 30, 2007
Mr. Michael Harrison
Brocade Communications Systems, Inc.
1745 Technology Drive
San Jose, CA 95110
Subject: Amendment 31 to SOW#1 of the IBM/Brocade Goods Agreement ROC-P-68
This letter (the “Amendment) serves as Amendment Number 31 to SOW#1, including
all amendments thereto (“SOW#1”) of the Goods Agreement ROC-P-68 (the
“Agreement”), which the parties hereto do mutually agree to amend as follows:

1.   The third sentence in the first paragraph of the Goods Agreement, and
Section 1, of Amendment #24, is modified as follows:

“The Term of this SOW #1 shall be extended from [**].”
The effective date of this Amendment shall be the date on the top of this
Amendment (the “Effective Date”).
The parties acknowledge that they have read this Amendment, understand it, and
agree to be bound by its terms and conditions. All capitalized terms not defined
herein shall have the meaning set forth in the Goods Agreement or the SOW #1.
All other terms and conditions of the Goods Agreement and SOW#1 that are
unaffected by the revisions set forth in this Amendment shall remain in full
force and effect. Further, the parties agree that this Amendment and the Goods
Agreement and SOW#1 are the complete and exclusive statement of the agreement
between the parties, superseding all proposals or other prior agreement, oral or
written, and all other communications between the parties relating to this
subject.

     
ACCEPTED AND AGREED TO:
  ACCEPTED AND AGREED TO:
International Business Machines Corporation
  Brocade Communications Systems Inc.  
By:
  By:
 
   
Authorized Signature
  Authorized Signature
 
   
 
   
Type or Print Name
  Type or Print Name
 
   
 
   
Title & Organization
  Title & Organization
 
   
 
   

 

[**]   Certain information on this page has been omitted and filed separately
with the Securities and Exchange Commission. Confidential treatment has been
requested with respect to the omitted portions.