Datasheet

Release Notes for Cisco IOS Release 12.1E on the Catalyst 6500 and Cisco 7600 Supervisor Engine and MSFC

OL-2310-11

Memory Requirements and Recommendations

Supervisor Engine 2, PFC2, DFCs, and MSFC2 with BGP

Supervisor Engine 2 and MSFC2 Upgrades

These publications describe Supervisor Engine 2 and MSFC2 upgrades:

• MSFC2 DRAM— Refer to this publication:

http://www.cisco.com/univercd/cc/td/doc/product/lan/cat6000/cfgnotes/78_6953.htm

• Supervisor Engine 2 DRAM—Refer to this publication:

http://www.cisco.com/univercd/cc/td/doc/product/lan/cat6000/cfgnotes/78_12693.htm

• Supervisor Engine 2 Bootflash—Refer to this publication:

http://www.cisco.com/univercd/cc/td/doc/product/lan/cat6000/cfgnotes/78_12667.htm

• Supervisor Engine 2 ROMMON software release 7.1(1)—Refer to this publication:

http://www.cisco.com/univercd/cc/td/doc/product/lan/cat6000/relnotes/78_13488.htm

• DFC—Refer to this publication:

http://www.cisco.com/univercd/cc/td/doc/product/lan/cat6000/cfgnotes/78_12409.htm

Memory Configuration

Maximum Number of BGP Routes per CEF Path

Variable Length Subnet Masking Fixed Length Subnet Masking

MSFC2 with 512 MB,

Supervisor Engine 2 with 512 MB,

DFC with 256 MB

150,000 routes 250,000 routes

MSFC2 with 256 MB,

Supervisor Engine 2 with 256 MB,

DFC with 128 MB

64,000 routes 150,000 routes

MSFC2 with 128 MB,

Supervisor Engine 2 with 128 MB,

DFC with 128 MB

32,000 routes 50,000 routes

Note Install more memory if your configuration exceeds the limits shown.