Cisco Cisco IOS Software Release 12.2(35)SE

Cisco Discovery Protocol (CDP) support for IPv6 addresses. (Catalyst 3750 and 3560 advanced IP 
services image only.)

Support for the CISCO-DHCP-SNOOPING-MIB that provides SNMP management support for 
DHCP snooping.

Support for the CISCO-PORT-QOS-MIB that provides QoS statistics and per-port rate-limiting and 
traffic shaping.

Support for the IPv6 MIBs (CISCO-IETF-IP-MIB and CISCO-IETF-IP-FORWARDING-MIB) that 
begin implementation of SNMP management for IPv6 traffic.

Support for the Extended Bridge MIB.

Support for the Stackwise MIB that provides information about a switch stack

Support for /31 bit masks for unicast traffic (Catalyst 3560 and 3750 switches only.)

 lists the minimum software release required to support the major features of the Catalyst 3750, 3560, 

and 2970, and 2960 switches and the Cisco EtherSwitch service modules.

DHCP Option 82 configurable remote ID 
and circuit ID

12.2(25)SEE

3750, 3560, 2970

EIGRP stub routing in the IP base image

12.2(25)SEE

3750, 3560

 /31 bit mask support for unicast traffic 

12.2(25)SEE

3750, 3560

Access SDM templates.

12.2(25)SED

3750, 3560

Cisco EtherSwitch service modules

IPv6 ACLs

12.2(25)SED

3750, 3560

Cisco EtherSwitch service modules

IPv6 Multicast Listener Discovery (MLD) 
snooping

12.2(25)SED

3750, 3560

Cisco EtherSwitch service modules

QoS hierarchical policy maps on a port

12.2(25)SED

3750, 3560, 2970

Cisco EtherSwitch service modules

NAC Layer 2 IEEE 802.1x validation 

12.2(25)SED 3750, 

3560, 2970, 2960

Cisco EtherSwitch service modules 

NAC Layer 2 IP validation 

12.2(25)SED 

3750, 3560 

Cisco EtherSwitch service modules 

IEEE 802.1x inaccessible authentication 
bypass.

12.2(25)SED

3750, 3560

Cisco EtherSwitch service modules