Cisco Cisco IOS Software Release 12.2(35)SE
13
Release Notes for the Catalyst 3750, 3560, 2970, and 2960 Switches, Cisco IOS Release 12.2(37)SE and Later
OL-12631-02
Minimum Cisco IOS Release for Major Features
•
DHCP Snooping Statistics show and clear commands to display and remove DHCP snooping
statistics in summary or detail form (Catalyst 3750, 3560, and 2960 switches)
statistics in summary or detail form (Catalyst 3750, 3560, and 2960 switches)
•
PIM stub routing to reduce resource usage by moving routed traffic closer to the end user (Catalyst
3750 and 3560 switches)
3750 and 3560 switches)
•
Port security on a PVLAN host to limit the number of MAC addresses learned on a port, or define
which MAC addresses may be learned on a port (Catalyst 3750 and 3560 switches)
which MAC addresses may be learned on a port (Catalyst 3750 and 3560 switches)
•
VLAN aware port security option to shut down the VLAN on the port when a violation occurs,
instead of shutting down the entire port
instead of shutting down the entire port
•
Support for auto rendezvous point (auto-RP) for multicast, which uses IP multicast to automate the
distribution of group-to-RP mappings to all Cisco routers and multilayer switches in a PIM network
(Catalyst 3750 and 3560 switches)
distribution of group-to-RP mappings to all Cisco routers and multilayer switches in a PIM network
(Catalyst 3750 and 3560 switches)
•
VLAN Flex Links load balancing to configure a Flex Links pair to allow both ports to forward traffic
for some VLANs (mutually exclusive) (Catalyst 3750, 3560, 2960)
for some VLANs (mutually exclusive) (Catalyst 3750, 3560, 2960)
•
Web Cache Communication Protocol (WCCP) for redirecting traffic to wide-area application
engines, for enabling content requests to be fulfilled locally, and for localizing web-traffic patterns
in the network (Catalyst 3750 and 3560 switches; requires the IP services image)
engines, for enabling content requests to be fulfilled locally, and for localizing web-traffic patterns
in the network (Catalyst 3750 and 3560 switches; requires the IP services image)
•
SNMP support for the Port Error Disable MIB
•
Support for the Time Domain Reflectometry MIB
Minimum Cisco IOS Release for Major Features
lists the minimum software release required to support the major features of the Catalyst 3750, 3560,
2970, and 2960 switches and the Cisco EtherSwitch service modules.
Table 7
Catalyst 3750, 3560, 2970, and 2960 Switches and Cisco EtherSwitch Service Module Features and the
Minimum Cisco IOS Release Required
Minimum Cisco IOS Release Required
Feature
Minimum Cisco IOS
Release Required
Release Required
Catalyst Switch Support
IP phone detection enhancement
12.2(37)SE
3750, 3560, 2970, 2960
Link Layer Discovery Protocol (LLDP) and LLDP
Media Endpoint Discovery (LLDP-MED)
Media Endpoint Discovery (LLDP-MED)
12.2(37)SE
3750, 3560, 2970, 2960
PIM stub routing
12.2(37)SE
3750, 3560
Port security on a PVLAN host
12.2(37)SE
3750, 3560
VLAN aware port security option
12.2(37)SE
3750, 3560, 2970, 2960
Support for auto rendezvous point (auto-RP) for
multicast
multicast
12.2(37)SE
3750. 3560
VLAN Flex Links load balancing
12.2(37)SE
3750, 3560, 2960
Web Cache Communication Protocol (WCCP)
12.2(37)SE
3750. 3560
Multidomain authentication (MDA)
12.2(35)SE
3750, 3560
Web authentication
12.2(35)SE
3750, 3560, 2960
MAC inactivity aging
12.2(35)SE
3750, 3560, 2960
Support for IPv6 with Express Setup
12.2(35)SE
3750, 3560