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Product Overview
Table 1 | PRP Memory Components |
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Type | Size | Quantity | Description | Location |
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SDRAM1 | 512 MB or 1 GB | 1 or 2 | U15 (bank | |
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| desired SDRAM configuration) for main | 1)2 |
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| Cisco IOS software functions | U18 (bank 2) |
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SRAM3 | 2 MB (fixed) | — | Secondary CPU cache memory functions | — |
NVRAM4 | 2 MB (fixed) | 1 | System configuration files, register | — |
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| settings, and logs |
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Flash memory | 64 MB SIMM5 | 1 | Contains Cisco IOS boot image | P3 |
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| (bootflash), crash information, and other |
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| Flash disks6 | 1 or 2 | Contains Cisco IOS software images, | Flash disk |
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| system configuration files, and other | slot 0 and |
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| slot 1 | |
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| disks |
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| 1 GB CF7 | 1 | Contains large Cisco IOS images | — |
Flash boot | 512 KB | 1 | Flash EPROM for the ROM monitor | — |
ROM |
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| program boot image |
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HDD8 | 40 GB | 1 | Contains log and crash information for | — |
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| specific Cisco IOS versions |
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1.Default SDRAM configuration is 512 MB for
2.If both banks of the
3.SRAM is not user configurable or field replaceable.
4.NVRAM is not user configurable or field replaceable.
5.Flash memory SIMM is not user configurable or field replaceable.
6.ATA Flash disks are supported in the
7.Optional
8.Optional
Note If a single DIMM module is installed, it must be placed in bank 1 (U15).
| Performance Route Processor Installation and Configuration Guide |
12 |