Posts Tagged ‘ccna online in usa’

VLAN Trunks Briefly define a VLAN trunk:A VLAN trunk is an Ethernet point-to-point link between an Ethernet switch interface and an Ethernetinterface on another networking device, such as a router or a switch, carrying the traffic of multipleVLANs over the singular link. A VLAN trunk allows you to extend the VLANs across an entire network. […]

Explore the options for setting port security on interface Fast Ethernet 0/1:S1#configure terminalS1(config)#interface fastethernet 0/1S1(config-if)#switchport port-security ? aging Port-security aging commands mac-address Secure mac address maximum Max secure addresses violation Security violation mode <cr> Notice the last option is a carriage return, <cr>, which means the command switchportport-security can be entered without specifying any additional […]