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Product Bulletin
© 2008 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
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Cisco IOS Software Release 12.2(46)SG for Cisco Catalyst
4500 Series Supervisor Engines, Cisco Catalyst 49xx
Fixed-Configuration Switches, and Cisco Catalyst 4900M
Switch
4500 Series Supervisor Engines, Cisco Catalyst 49xx
Fixed-Configuration Switches, and Cisco Catalyst 4900M
Switch
Overview
This product bulletin describes the hardware and software features supported by Cisco IOS
®
Software Release 12.2(46)SG for the Cisco
®
Catalyst
®
4500 Series Supervisor Engine II-Plus,
Cisco Catalyst 4500 Series Supervisor Engine II-Plus-TS, Cisco Catalyst 4500 Series Supervisor
II-Plus-10GE, Cisco Catalyst 4500 Supervisor Engine IV, Cisco Catalyst 4500 Supervisor Engine
V, Cisco Catalyst 4500 Series Supervisor Engine V-10GE, Cisco Catalyst 4500 Supervisor Engine
6-E, Cisco Catalyst 4900 Series Switches, and Cisco Catalyst 4900M Switch.
Primary Release Message
Cisco announces Cisco IOS Software Release 12.2(46)SG for all shipping Cisco Catalyst 4500
Series (classic and Cisco Catalyst 4500 Supervisor Engine 6-E), Cisco Catalyst 4900 Series, and
Cisco Catalyst 4900M switches.
Release Overview
Table 1 gives a release overview.
Table 1.
Release Overview
Features/Platform
Cisco Catalyst Classic Supervisor Engine
on 4500 and Cisco Catalyst 49xx
on 4500 and Cisco Catalyst 49xx
Cisco Catalyst 4500
Supervisor Engine 6-E and
Cisco Catalyst 4900M
Supervisor Engine 6-E and
Cisco Catalyst 4900M
Cisco IOS Software Release on Which It Is First Supported
FlexLinks and FlexLinks+ with VLAN load
balancing
balancing
12.2(46)SG
12.2(46)SG
E-OAM 802.3ah and connectivity fault
management (CFM: 802.1ag)
management (CFM: 802.1ag)
12.2(46)SG
12.2(46)SG
Enhanced Object Tracking (EOT)
12.2(46)SG
12.2(46)SG
Per-VLAN control traffic intercept (CTI)
12.2(37)SG
12.2(46)SG
Auto-medium-dependent interface
crossover (MDIX) enable/disable CLI
crossover (MDIX) enable/disable CLI
12.2(31)SGA
12.2(46)SG
Remote SPAN (RSPAN)
12.2(20)EW
12.2(46)SG
802.1X identity features
Various previous releases
12.2(46)SG
Address Resolution Protocol (ARP)
quality of service (QoS)
quality of service (QoS)
–
12.2(46)SG
Link Layer Discovery Protocol Media
Extensions (LLDP-MED location
identification TLV
Extensions (LLDP-MED location
identification TLV
12.2(46)SG
12.2(46)SG
Features
The following new features of Cisco IOS Software Release 12.2(46)SG are applicable to all
supervisor engines and 49xx fixed-configuration systems, unless otherwise stated.