Datasheet

Release Notes for Cisco IOS Release 12.1E on the Catalyst 6500 and Cisco 7600 Supervisor Engine and MSFC

OL-2310-11

Limitations and Restrictions

• System warning and error counter enhancements implemented in Catalyst software release 6.1(1)

• Switch TopN reports

• Option for no VTP support

• Command to display the port MAC address

• Port security timer enhancement

• System warnings on port counters

• VLAN Management Policy Server (VMPS) client or server

• MAC-layer Cisco IOS access control lists (ACLs)

• Accelerated server load balancing (ASLB); Cisco IOS SLB is supported

• Hot Standby Router Protocol (HSRP) between redundant supervisor engines (the redundant

supervisor engine and MSFC are in standby mode—HSRP to external routers is supported)

• Multi-Instance Spanning Tree Protocol (MISTP); IEEE 802.1s MST is supported

• Common Open Policy Server (COPS)

• Resource ReSerVation Protocol (RSVP)

• GARP VLAN Registration Protocol (GVRP)

• GARP Multicast Registration Protocol (GMRP)

Limitations and Restrictions

These sections list limitations and restrictions for Cisco IOS software for the Catalyst 6500 series

switches and Cisco 7600 Series Routers:

• General Limitations and Restrictions, page 110

• FlexWAN Limitations and Restrictions, page 117

• OSM Limitations and Restrictions, page 118

• Service Module Limitations and Restrictions, page 118

Refer to the following site for information about MIBs:

http://www.cisco.com/public/sw-center/netmgmt/cmtk/mibs.shtml

General Limitations and Restrictions

This section describes general limitations and restrictions:

• When a redundant supervisor engine is in standby mode, the Ethernet ports on the redundant

supervisor engine are always active.

• All Ethernet LAN ports on all modules, including those on a redundant supervisor engine, support

EtherChannel (maximum of eight interfaces) with no requirement that the ports be contiguous.

• All Ethernet ports on all modules support 802.1Q VLAN trunking.