Cisco Cisco IOS XR Software Release 3.2

The minimum memory requirements for Cisco CRS-1 routers running Cisco IOS XR Software Release 
3.2.2 are:

2-GB memory on the route processors (RPs) 

1-GB memory on the modular services cards (MSCs)

Cisco IOS XR Software Release 3.2.2 supports Cisco CRS-1 routers. All hardware features are 
supported on Cisco IOS XR software, subject to the memory requirements specified in the 

 lists the hardware components supported on the Cisco CRS-1 and the minimum software 

versions required. See the 

.

Cisco CRS-1 16-Slot Line Card Chassis

CRS-16-LCC

2.0.0

Cisco CRS-1 Fan Tray for 16-Slot LCC

CRS-16-LCC-FAN-TR

2.0.0

Cisco CRS-1 16-Slot Fabric Card/Single

CRS-16-FC/S

2.0.0

Cisco CRS-1 Fan Controller for 16-Slot Line Card Chassis

CRS-16-LCC-FAN-CT

2.0.0

Cisco CRS-1 16-Slot Route Processor

CRS-16-RP

2.0.0

Cisco CRS-1 Memory Module 2 GB

CRS-MEM-2G

2.0.0

Cisco CRS-1 PCMCIA Flash Disk 1 GB

CRS-FLASH-DISK-1G

2.0.0

Cisco CRS-1 Modular Services Card 

CRS-MSC

2.0.0

Cisco CRS-1 LCC Front AC Power Panel

CRS-16-ACGRILLE

2.0.0

Cisco CRS-1 LCC Front DC Power Panel

CRS-16-DCGRILLE

2.0.0

Cisco CRS-1 16-Slot Alarm Board

CRS-16-ALARM

2.0.0

Cisco CRS-1 AC Delta Power Shelf for 16-Slot LCC

CRS-16-LCC-PS-ACD

2.0.0

Cisco CRS-1 AC Wye Power Shelf for 16-Slot LCC

CRS-16-LCC-PS-ACW

2.0.0

Cisco CRS-1 DC Power Shelf for 16-Slot LCC

CRS-1-LCC-PS-DC

2.0.0

Cisco CRS-1 4xOC-192/STM64 POS/DPT Interface Module/VS

4OC192-POS/DPT-VS

2.0.0

Cisco CRS-1 4xOC-192/STM64 POS/DPT Interface Module/SR

4OC192-POS/DPT-SR

2.0.0

Cisco CRS-1 4xOC-192/STM64 POS/DPT Interface Module/IR

4OC192-POS/DPT-IR

2.0.0

Cisco CRS-1 4xOC-192/STM64 POS/DPT Interface Module/LR

4OC192-POS/DPT-LR

2.0.0

Cisco CRS-1 16xOC-48/STM16 POS/DPT Interface Module

16OC48-POS/DPT

2.0.0

Cisco CRS-1 2.5 G SFP LR Optic

POM-OC48-LR2-LC-C

2.0.0

Cisco CRS-1 2.5 G SFP SR Optic

POM-OC48-SR-LC-C

2.0.0

Cisco CRS-1 Line Card Chassis Front Doors

CRS-16-LCC-DRS-F

2.0.0