|  | 
| 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
 [F] | Quad Port High Speed Serial Interface PCI-X (HSI/U), | n/a |  
| X1071A
 [S] | 370-3878
 [F] | HIPPI/P 1.1 High Performance Interface Board | n/a |  
| X1074A 17
 [S] | 370-3868
 [F] | SCI Adapter (SCI/P) | n/a |  
| X1155A 18 19
 [S] | 370-2728
 [F] | High Speed Serial Interface PCI (HSI/P) 2.0 | n/a |  
| X1157A
 [S] | 501-3028
 [F] | SunATM-155/MFiber PCI 4.0 | n/a |  
| X1158A
 [S] | 501-3027
 [F] | SunATM-155/UTP PCI 4.0 | n/a |  
| X1159A
 [S] | 501-3029
 [F] | SunATM-622/MFiber PCI 4.0 | n/a |  
| X3895A
 [S] | 370-3922
 [F] | Cluster 4 port SCI switch, Dolphin Model D515 | n/a |  
| X3901A
 [S] | 530-2869
 [F] | Cluster SCI Cable, 2M | n/a |  
| X3903A
 [S] | 530-2871
 [F] | Cluster SCI Cable, 7.5M | n/a |  
| X3904A
 [S] | 530-2872
 [F] | Cluster SCI Cable, 10M | n/a |  
| X4011A
 [S] | 501-6039
 [F] | Crypto Accelerator 4000 UTP (copper) | n/a |  
| X4012A
 [S] | 501-6040
 [F] | Crypto Accelerator 4000 MMF (fiber) | n/a |  
| 17 This option requires a pair of SCI cables: order two of option X3901A, X3903A, or X3904A. Option X3895A is needed for more than two nodes. 18 X1157A, X1158A, or X1159A cannot co-exist in the same domain with one or more X1155A.
 19 Supported only with hsPCI I/O Board (X4575A). Not compatible with hsPCI+ (X4576A).
 
 |  
| 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
 |  |