Cisco Cisco IOS Software Release 12.2(35)SE

 lists the supported hardware and the minimum Cisco IOS release required.

These are the procedures for downloading software:

Catalyst 3750 Metro 24-AC 
switch 

24 10/100 Ethernet ports, 2 1000X standard SFP

1

 

module slots, 2 1000X ES

2

 SFP slots, and 

field-replaceable AC power supply

1.

SFP = small form-factor pluggable

2.

ES = enhanced services

Cisco IOS Release 12.1(14)AX

Catalyst 3750 Metro 24-DC 
switch 

24 10/100 Ethernet ports, 2 1000X standard SFP 
module slots, 2 1000X ES SFP slots, and 
field-replaceable DC power supply

Cisco IOS Release 12.1(14)AX

SFP modules

1000BASE-T, 1000BASE-SX, 
and1000BASE-LX

1000BASE-ZX and CWDM

3

100BASE-FX MMF

4

1000BASE-BX

3.

CWDM = coarse wavelength-division multiplexer

4.

MMF = multimode fiber

Cisco IOS Release 12.1(14)AX

Cisco IOS Release 12.1(14)AX1

Cisco IOS Release 12.2(25)EY

Cisco IOS Release 12.2(25)EY2