Cisco Cisco IOS Software Release 12.4(2)T Fascicule
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Packaging and Feature Changes in
Release 12.4T
Release 12.4T
Beginning with Cisco IOS Release 12.4(20)T, NetFlow for IPv6 is no
longer available in Cisco IOS Release 12.4T
longer available in Cisco IOS Release 12.4T
NetFlow for IPv6 is being replaced by Flexible NetFlow for IPv6
Beginning with Cisco IOS Release 12.4(20)T, IPv4 Unicast Fast Switching
path is deprecated; Switching paths are either process or Cisco Express
Forwarding switched for both IPv4 and IPv6 traffic
path is deprecated; Switching paths are either process or Cisco Express
Forwarding switched for both IPv4 and IPv6 traffic
This does not impact IP Multicast Fast Switching, or non-IP Fast
Switching
Switching
Beginning with Cisco IOS Release 12.4(11)T, the IP BASE image for
Cisco Integrated Services Router (ISR) platforms includes Border
Gateway Protocol (BGP) Support
Cisco Integrated Services Router (ISR) platforms includes Border
Gateway Protocol (BGP) Support
BGP is not supported for non-ISR routers in IP BASE images
Beginning with Cisco IOS Release 12.4(4)T, the Advanced Security image
includes the BGP feature
includes the BGP feature
Prior to Release 12.4(4)T, users needed Advanced IP Services in
order to deploy both Security and BGP in the same image
order to deploy both Security and BGP in the same image