Cisco Cisco IOS Software Release 12.2(35)SE

You should review this section before you begin working with the switch. These are known limitations 
that will not be fixed, and there is not always a workaround. Some features might not work as 
documented, and some features could be affected by recent changes to the switch hardware or software.

This section contains these limitations:

Support for SSL version 3.0 for secure 
HTTP communication (cryptographic 
images only)

12.2(25)SE

3750, 3560, 2970

Support for configuring private-VLAN 
ports on interfaces that are configured for 
dynamic ARP inspection (EMI only)

12.2(25)SE

3750 and 3560

Support for IP source guard on private 
VLANs (EMI only)

12.2(25)SE

3750 and 3560

Cisco intelligent power management to 
limit the power allowed on a port, or 
pre-allocate (reserve) power for a port.

12.2(25)SE

3750 and 3560

802.1x accounting and MIBs 
(IEEE8021-PAE-MIB and 
CISCO-PAE-MIB)

12.2(20)SE

3750, 3560, 2970

Dynamic ARP inspection (EMI only)

12.2(20)SE

3750, 3560

Flex Links

12.2(20)SE

3750, 3560, 2970

HTTP software upgrade (device manager 
or Network Assistant only)

12.2(20)SE

3750, 3560, 2970

IP source guard (EMI only)

12.2(20)SE

3750, 3560

Private VLAN (EMI only)

12.2(20)SE

3750, 3560

SFP diagnostic management interface

12.2(20)SE

3750, 3560, 2970

Switch stack offline configuration

12.2(20)SE

3750

Stack-ring activity statistics

12.2(20)SE

3750

Smartports macros

12.2(18)SE

3750, 3560, 2970