HiI want to know, is it true that IP Source Gaurd not support in Lan base IOS 2960 Switch ? If not, how can I configure It ?

HiFor Security reason I am changed Native VLAN from number 1 to another. But it appears a problem. When I use CNA and create Cluster, It is not possible to have all switches in a cluster and manage them.Regars.S.Mehnati

HiMay I know how can configure NTP Server and client in a LAN. We have one Layer 3 Cisco (3560) switch and tree layer 2 ( 2960 ). I want one of them work as NTP server and others NTP client and sync true Time.Regards.S.Mehnati