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no-root-port

Syntax

no-root-port;

Hierarchy Level

[edit logical-systems logical-system-name protocols (mstp | rstp | vstp) interface interface-name],[edit logical-systems logical-system-name protocols vstp vlan vlan-id interface interface-name],[edit logical-systems logical-system-name routing-instances routing-instance-name protocols (mstp | rstp | vstp) interface interface-name],[edit logical-systems logical-system-name routing-instances routing-instance-name protocols vstp vlan vlan-id interface interface-name],[edit protocols (mstp | rstp | vstp) interface interface-name],[edit protocols vstp vlan vlan-id interface interface-name],[edit routing-instances routing-instance-name protocols (mstp | rstp | vstp) interface interface-name],[edit routing-instances routing-instance-name protocols vstp vlan vlan-id interface interface-name]

Release Information

Statement introduced in Junos OS Release 9.1.

Support for logical systems added in Junos OS Release 9.6.

Description

Ensure the port is the spanning-tree designated port. If the port receives superior bridge protocol data unit (BPDU) packets, root protect moves this port to a root-prevented spanning-tree state.

Required Privilege Level

routing—To view this statement in the configuration.

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