A.spanning-tree guard root B.spanning-tree portfast bpduguard default C.spanning-tree bpduguard enable D.spanning-tree bpdufilter enable E.spanning-tree portfast bpdufilter default
A.a native VLAN mismatch on either side of an 802.1Q link B.BPDU filter configured on a link to another switch C.Spanning Tree Protocol enabled on both Layer 2 and multilayer switches D.PortFast enabled on all access and trunk ports
A.Configuration changes made on the port-channel interface apply to all physical ports assigned to the portchannel interface. B.Configuration changes made on a physical port that is a member of a port-channel interface apply to the port-channel interface. C.Configuration changes are not permitted with Port Aggregation Protocol; instead, the standardized Link Aggregation Control Protocol should be used if configuration changes are required. D.The physical port must first be disassociated from the port-channel interface before any configuration changes can be made.