Cisco Systems, Inc.All contents are Copyright © 1992–2003 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement.Page 1 of 6Product Bulletin, No. 2251New Cisco IOS Software Release 12.1(14)EA1 for Catalyst3750, 3550, 2970, 2955, 2950, and 2950-LRE Series SwitchesOverviewCisco® is pleased to announce Cisco IOS® Software updates for the Catalyst ® 3750, 3550,2955, 2950, and 2950-LRE Series Intelligent Ethernet switches. This new release furthersCisco’s leadership in providing secure, reliable, and easily managed LAN switching solutions.This Product Bulletin describes the content and delivery information concerning Cisco IOSSoftware release 12.1(14)EA1. For more information about the Cisco IOS Software releaseprocess, please see Product Bulletin #537.With Cisco IOS release 12.1(14)EA1, the Catalyst 3750 and Catalyst 2970 now supportSeveral New Features previously available on the Catalyst 3550.Table 1Feature NameCatalyst3750-EMICatalyst3750-SMICatalyst2970-ESNMPv3 Yes Yes YesKerberos v5 Yes Yes Yes802.1w/s Yes Yes YesRapid-PVST+ Yes Yes YesPACL Yes Yes Yes802.1x with VVID Yes Yes Yes802.1x with User Based VLAN Assignment Yes Yes Yes802.1x with Port Security Yes Yes YesQoS Trusted Boundary Yes Yes Yes802.3ad Yes Yes YesL2 Traceroute Yes Yes YesShow Interface Capability Yes Yes YesAuto QoS VoIP Yes Yes YesSSH v1.5 Yes Yes YesSPAN for IDS Yes Yes YesPolicy Based Routing Yes No NoBGP-4 Yes No No