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, and 1000BASE-LX

1000BASE-ZX and CWDM

3

100BASE-FX MMF

4

1000BASE-BX

DOM

5

 support for GLC-BX, CWDM, and DWDM SFPs

1000BASE-LX/LH MMF and SMF

1000BASE-SX MMF

DOM support for GLC-ZX-SM SFP , 
1000BASE-LX/LH, and 1000BASE-SX

3.

CWDM = coarse wavelength-division multiplexer

4.

MMF = multimode fiber

5.

DOM = digital optical monitoring

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

Cisco IOS Release 12.2(44)SE

Cisco IOS Release 12.2(46)SE

Cisco IOS Release 12.2(46)SE

Cisco IOS Release 12.2(46)SE