Cisco erase IOS configuration
Erase IOS configuration files delete flash:vlan.dat delete vlan information, you will have to confirm write erase erase the IOS configuration reload reboot the IOS
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Catalyst
Cisco catalyst 2960 layer3 activation
Activate layer 3 functions on Cisco Catalyst 2960 series switch Requirement: at least Cisco IOS Software Release 12.2(55) lanbase firmware edition is needed
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