Cisco Cisco IOS Software Release 12.4(9)T 전단

Release 12.4T Family
Feature Inheritance

Jun, 2005

Oct, 2005

Feb, 2006

Jun, 2006

First Customer Shipment Date

12.4(2)T

12.4(4)T

12.4(6)T

12.4(9)T

Nov, 2006

12.4(11)T

Each release inherits the functionality

of its predecessor in the Release 12.4T family

Jun, 2007

12.4(15)T

12.4(20)T

Jul, 2008

12.4(22)T

Oct, 2008