Allied Telesis AlliedWare Plus Operating System Version 5.4.4C (x310-26FT,x310-26FP,x310-50FT,x310-50FP) - Manual (Page 525)

Spanning Tree Commands
Software Reference for x310 Series Switches
C613-50046-01 REV A AlliedWare Plus TM Operating System - Version 5.4.4C 19.35
To enable STP BPDU forward in Global Configuration mode with STP disabled, which
forwards any ingress STP BPDU frames to all ports regardless of any VLAN membership,
enter the below commands:
To enable STP BPDU forwarding for untagged frames in Global Configuration mode with
STP disabled, which forwards any ingress STP BPDU frames to all ports that are untagged
members of the ingress port’s native VLAN, enter the below commands:
To enable STP BPDU forwarding for tagged frames in Global Configuration mode with STP
disabled, which forwards any ingress STP BPDU frames to all ports that are tagged
members of the ingress port’s native VLAN, enter the below commands:
To reset STP BPDU back to the default discard parameter and re-enable STP on the
switch, enter the below commands:
Related Commands show spanning-tree
spanning-tree enable
awplus# configure terminal
awplus(config)# no spanning-tree stp enable
awplus(config)# spanning-tree bpdu forward
awplus# configure terminal
awplus(config)# no spanning-tree stp enable
awplus(config)# spanning-tree bpdu forward-untagged-vlan
awplus# configure terminal
awplus(config)# no spanning-tree stp enable
awplus(config)# spanning-tree bpdu forward-vlan
awplus# configure terminal
awplus(config)# spanning-tree bpdu discard
awplus(config)# spanning-tree stp enable