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Feature IP Base Image Enterprise Services Image
VRF-lite
No Yes
AppleTalk
No Yes
IPX
No Yes
PBR
No Yes
CISCO CATALYST 4900 IOS SOFTWARE MIGRATION GUIDE
Figure 1 displays the Cisco IOS Software Release 12.2(31)SG plan relative to the 12.2S release train and identifies the recommended migration path.
Figure 1. Cisco IOS Software Release Plan for the Cisco Catalyst 4900 Series
* EoS: end of sale.
Summary of migration plan:
• Customers requiring the latest Cisco Catalyst 4900 Series hardware and software features should migrate to Cisco IOS Software Release
12.2(31)SG.
• Cisco IOS Software Release 12.2(25)EWA will continue offering maintenance releases.
SUPPORT
Support for Cisco IOS Software Release 12.2(31)SG follows the standard Cisco Systems
®
support policy, available at
http://www.cisco.com/en/US/products/products_end-of-life_policy.html.
For more information about the Cisco Catalyst 4900 Series, visit http://www.cisco.com/en/US/products/ps6021/index.html.