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drop (BPDU Block)


Hierarchy Level


Drop bridge protocol data units (BPDUs ) that enter any interface or a specified interface, but do not disable the interface. Configure the drop statement only on interfaces on which no spanning-tree protocol (STP, MSTP, or RSTP) is configured.


Do not configure drop on any interface on which a spanning-tree protocol has been configured. Doing so could cause STP misconfiguration and consequent network outages.


Not enabled.

Required Privilege Level

routing—To view this statement in the configuration.routing-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 12.2.