|  | 
| Communication |  
| Option # | Manufacturing Part #
 | Description | Previous Part #
 |  
| X1355A-2  Price | 371-0982 | 2M, 80-Pin, 4-Port, DB37, RS449 Breakout Cable, | n/a |  
| 375-3296
 [C] | Quad Port High Speed Serial Interface PCI-X (HSI/U), | n/a |  
| X2156A-2
 [S] | 375-3420
 [C] | Serial Asynchronous Interface PCI (SAI/P) 3.0, | n/a |  
| X7405A-4
 [S] | 371-0991
 [C] | Hardware Cryptographic Module (Crypto Accelerator 500), L | n/a |  
| Table Legend |  
| [F] = Field Replaceable Unit (FRU) [C] = Customer Replaceable Unit (CRU)
 [S] = Supported, but can no longer be ordered with this system
 [N] = No longer supported for this system
 Price = Price this Part
 |  |