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RSP4+ Bootflash Memory Upgrade to 16MB Installation and Configuration Guide
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Installation Requirements
Installation Requirements
Before upgrading the bootflash SIMM, pay attention to the following sections:
•Software and Bootflash Prerequisites, page 3
•Tools and Parts Required, page4
•Safety Guidelines, page 4

Software and Bootflash Prerequisites

The minimum software and bootflash requirements are listed in Table1. The Cisco IOS releases listed
in Table 1 apply to all Cisco 7500 series routers except for the Cisco 7576, which requires Cisco IOS
Release 11.1(22) CC or a later release of 11.1 CC.
Table1 RSP4+ Minimum Software and Bootflash Memory Requirements
Cisco IOS Release Version Minimum Cisco IOS Supported Release1
1. Applies to all platforms that support the RSP4+ except Cisco 7576, which requires Cisco IOS Release 11.1(22)CC or a later release of 11.1 CC.
Minimum Boot-
flash Memory
Cisco IOS Release 11.1(8)CA Cisco IOS Release 11.1(8)CA or later release of Cisco IOS Release
11.1 CA 8 MB
Cisco IOS Release 11.1(17)CC Cisco IOS Release 11.1(17)CC or later release of Cisco IOS Release
11.1 CC 8 MB
Cisco IOS Release 11.2(6)P Cisco IOS Release 11.2(6)P or later release of Cisco IOS Release 11.2 P 8 MB
Cisco IOS Release 11.3(1)T Cisco IOS Release 11.3(1)T or later release of Cisco IOS Release 11.3 T 8 MB
Cisco IOS Release 11.3(1) Cisco IOS Release 11.3(1) or later release of Cisco IOS Release 11.3 8 MB
Cisco IOS Release 12.0(1)T Cisco IOS Release 12.0(1)T or later release of Cisco IOS Release 12.0T 8 MB
Cisco IOS Release 12.0(1) Cisco IOS Release 12.0(1) or later release of Cisco IOS Release 12.0 8 MB
Cisco IOS Release 12.0(2)XE3 Cisco IOS Release 12.0(2)XE3 or later release of Cisco IOS Release
12.0 XE3 8 MB
Cisco IOS Release 12.0(4)XE1 Cisco IOS Release 12.0(4)XE1 or later release of Cisco IOS Release
12.0 XE1 8 MB
Cisco IOS Release 12.0(5)S Cisco IOS Release 12.0(5)S or later release of Cisco IOS Release 12.0 S 8 MB
Cisco IOS Release 12.1(1)E Cisco IOS Release 12.1(1)E or later release of Cisco IOS Release 12.1 E 8 MB
Cisco IOS Release 12.1(1) Cisco IOS Release 12.1(1) or later release of Cisco IOS Release 12.1 8 MB
Cisco IOS Release 12.1(5)T Cisco IOS Release 12.1(5)T or later release of Cisco IOS Release 12.1 T 16 MB