Implementing Cisco IP Switched Networks (SWITCH v2-0) (#390)

Refer to the exhibit.

When troubleshooting a network problem, a network analyzer is connected to Port f0/1 of a LAN switch. Which command can prevent BPDU transmission on this port?

spanning-tree portfast bpduguard enable
spanning-tree bpduguard default
spanning-tree portfast bpdufilter default
no spanning-tree link-type shared