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.
Statement introduced in Junos OS Release 13.2X50-D10 for EX Series switches.
Support for logical systems added in Junos OS Release 9.6.
Statement introduced in Junos OS Release 17.1 for ACX Series routers.
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.
Related
Documentation
• Understanding Root Protection for Spanning-Tree Instance Interfaces in a Layer 2
Switched Network on page 429
• Enabling Root Protection for a Spanning-Tree Instance Interface on page 430
Copyright © 2017, Juniper Networks, Inc.1640
ACX Series Universal Access Router Configuration Guide
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