April 13, 2010 Mr. Mike Harrison Brocade Communications Systems, Inc. San Jose, CA 95110 Subject: Amendment 40 to SOW #1 of the IBM/Brocade Goods Agreement ROC-P-68

Exhibit 10.4

0000 X XXXXXXXXXX XX

XXXXXXXX XXXXXXXX XXXX XX 00000-0000

April 13, 2010

Mr. Xxxx Xxxxxxxx

Brocade Communications Systems, Inc.

0000 Xxxxxxxxxx Xxxxx

Xxx Xxxx, XX 00000

Subject: Amendment 40 to SOW #1 of the IBM/Brocade Goods Agreement ROC-P-68

This letter (the “Amendment”) serves as Amendment Number 40 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. Exhibit A of the SOW#1 is hereby deleted in its entirety and replaced with Exhibit A attached hereto.

2. Exhibit B of the SOW #1 is hereby deleted in its entirety and replaced with Exhibit B attached hereto.

3. 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:		/s/ Xxxxxxxx X. Xxxxxx                            4/15/10				By:		/s/ Xxxxxxx Xxxxxxx                              4/16/10
Authorized Signature                                     Date						Authorized Signature                                    Date
Xxxxxxxx X. Xxxxxx						Xxxxxxx Xxxxxxx
Type or Print Name						Type or Print Name
GCM – Storage OEM Procurement						VP, OEM Sales
Title & Organization						Title & Organization

Address:						Address:		0000 Xxxxxxxxxx Xxxxx
								Xxx Xxxx, XX 00000

Amendment 40 to SOW 1 Brocade Confidential Information Page 1 of 39

Accepted and Agreed To:
Brocade Communications Switzerland, SarL
By:		/s/ U. Plechschmidt            19-April-2010
Authorized Signature                 Date
Ulrich Plechschmidt
Type or Print Name
Vice President EMEA
Title & Organization

Amendment 40 to SOW 1 Brocade Confidential Information Page 2 of 39

AMENDMENT 40 TO SOW-1

EXHIBIT A Updated as of April 13, 2010

Supplier Part Number

Buyer Part Number

Brocade Model

Brocade P/N

IBM Model or FC #

IBM PN / NUMA-Q PN

Description

Unit Price

**Software Maintenance (included in unit price of product)

Out of Warranty Pricing

1Gbit/sec Switch Products and Software

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SW2400 & SW2800

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 3 of 39

2Gbit/sec Switch Products and Software

SW3200

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SW3800

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 4 of 39

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SW3900

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 5 of 39

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SW325x & SW385x

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 6 of 39

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4Gbit/sec Switch Products and Software

SW210x

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SW4100

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 7 of 39

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SW4900

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 8 of 39

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BROCADE 5000

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SW7500

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 9 of 39

BROCADE 7500E

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8Gbit/sec Switch Products and Software

BROCADE 300

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BROCADE 300 BUNDLED WITH SFP’S

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 10 of 39

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BROCADE 300 FRU’s

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BROCADE 300 SFP’S

NOTE: For SFP pricing, reference Director Section - BROCADE DCX (DATA CENTER BACKBONE)

BROCADE 300 OPTIONAL SOFTWARE

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 11 of 39

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BROCADE 5100

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BROCADE 5100 BUNDLED WITH SFP’S

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BROCADE 5100 FRU’s

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 12 of 39

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BROCADE 5100 SFP’s

NOTE: For SFP pricing, reference Director Section - BROCADE DCX (DATA CENTER BACKBONE)

BROCADE 5100 OPTIONAL SOFTWARE

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 13 of 39

BROCADE 5300

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BROCADE 5300 BUNDLED WITH SFP’S

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BROCADE 5300 FRU’s

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BROCADE 5300 SFP’S

NOTE: For SFP pricing, reference Director Section - BROCADE DCX (DATA CENTER BACKBONE)

BROCADE 5300 OPTIONAL SOFTWARE

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 14 of 39

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FCoE Switch Products and Software

BROCADE 8000 (Accessories, FRU’s, Optional Software)

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 15 of 39

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BROCADE 8000 FRU’s

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BROCADE 8000 OPTIONAL SOFTWARE

(NOTE: Using 2 p/n’s already released with Brocade 5100)

BROCADE 8000 CEE Only (Accessories, FRU’s, Optional Software)

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BROCADE 8000 CEE Only FRU’s

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 16 of 39

EXTENSION PRODUCTS

BROCADE 7800 (Accessories, FRU’s, Optional Software)

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BROCADE 7800 FRU’s

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BROCADE 7800 OPTIONAL SOFTWARE

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 17 of 39

MULTI-PROTOCOL ROUTER

SW7420

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DIRECTOR PRODUCTS AND SOFTWARE

SW12000

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 18 of 39

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 19 of 39

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 20 of 39

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 21 of 39

SW24000

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SW48000

SW48000

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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 22 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 23 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 24 of 39

BROCADE DCX (DATA CENTER BACKBONE)

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Amendment 40 to SOW 1 Brocade Confidential Information Page 25 of 39

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		DCX BLADE - BUNDLED WITH SFP’S
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[**] 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.

Amendment 40 to SOW 1 Brocade Confidential Information Page 26 of 39

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DCX - OPTIONAL SOFTWARE

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DCX - FRU’s

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Amendment 40 to SOW 1 Brocade Confidential Information Page 27 of 39

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BROCADE DCX-4S (Accessories, FRU’s and Optional SW)

BROCADE DCX-4S - FRU’s

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BROCADE DCX-4S - FRU’s

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Amendment 40 to SOW 1 Brocade Confidential Information Page 28 of 39

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BROCADE DCX-4S - OPTIONAL SOFTWARE

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BROCADE FX8-24 DCX EXTENSION BLADE

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BROCADE FX8-24 DCX EXTENSION BLADE - FRU’s

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BROCADE FX8-24 DCX EXTENSION BLADE - OPTIONAL SOFTWARE

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BROCADE FCoE 10-24 DCX Blade

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BROCADE FCoE 10-24 DCX Blade - FRU’s

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Amendment 40 to SOW 1 Brocade Confidential Information Page 29 of 39

FABRIC MANAGER
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Supplier Part Number				Buyer Part Number
Brocade Model		Brocade P/N		IBM Model or FC #		IBM PN / NUMA-Q PN		Description		Out of Warranty
DIRECTOR PRODUCTS (part numbers for DCX RMA purposes only)
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Amendment 40 to SOW 1 Brocade Confidential Information Page 30 of 39

**For purpose of calculating the fees for the annual Software Maintenance Support Program as described in Section 9.4, the annual Software Maintenance Fee per Unit for each part number where it is applicable as follows:

Supplier Part Number				Buyer Part Number
Brocade Model		Brocade P/N		IBM Model or FC #		IBM PN / NUMA-Q PN		Product Description		Software Maintenance Fee per Unit (annualized)
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Amendment 40 to SOW 1 Brocade Confidential Information Page 31 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 32 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 33 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 34 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 35 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 36 of 39

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Amendment 40 to SOW 1 Brocade Confidential Information Page 37 of 39

AMENDMENT 40 TO SOW-1

EXHIBIT B Updated as of April 13, 2010

Supplier Part Number

Buyer Part Number

Brocade Model

Brocade P/N

IBM Model or FC #

IBM P/N

Description

Unit Price

Defect Based SW Support - [**] Years (included in unit price of product)

Non Defect Based SW Technical Support & SW Upgrades - [**] Year (included in unit price of product)

Out of Warranty Pricing

BROCADE DCX-4S

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BROCADE DCX-4S MAINTENANCE RENEWALS

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BROCADE 8000

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BROCADE 8000 - MAINTENANCE RENEWALS

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BROCADE 8000 (CEE Only)

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BROCADE 8000 - MAINTENANCE RENEWALS

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Amendment 40 to SOW 1 Brocade Confidential Information Page 38 of 39

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BROCADE 7800 Extension Switch

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BROCADE 7800 MAINTENANCE RENEWALS

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Amendment 40 to SOW 1 Brocade Confidential Information Page 39 of 39