Release Notes
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- Release Notes for the Catalyst 4900M Series Switch and the Catalyst 4948E Ethernet Switch, Cisco IOS 15.1(2)SGx 04/Dec/2017
- Release Notes for the Catalyst 4900M Series Switch and the Catalyst 4948E Ethernet Switch, Cisco IOS 15.1(1)SG 30/Jun/2014
- Release Note for Catalyst 4900M and Catalyst 4948E Switch, Release 15.0(2)SG 28/Apr/2011
- Release Note for Catalyst 4900 Series Switch, Release 15.0(2)SG 03/Nov/2016
- Release Note for Catalyst 4948 Series Switch, Cisco IOS Release 12.2(54)SGx and 12.2(53)SGx 18/Aug/2014
- Release Note for Catalyst 4900M Series Switch and Catalyst 4948E Ethernet Switch, Cisco IOS Release 12.2(54)SGx and 12.2(53)SGx 18/Aug/2014
- Release Note for Catalyst 4900M Series Switch, Cisco IOS, 12.2(53)SG3 27/Aug/2010
- Release Note for the Cisco 4900M Switch, Cisco IOS, 12.2(53)SG2 09/Jun/2010
15.x(x)SGx
12.2(xx)SG