Dell Networking S6000 System, Reference Manual, Page: 1097 / 1510

Edge port:no (default) port guard :none (default)
Link type: point-to-point (auto) bpdu filter:disable (default)
Bpdu guard :disable (default)
Bpdus sent 1, received 0
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
---------------------------------------------------------
Gi 1/0 128.1223 128 20000 EDS 0 32768 0001.e800.a12b 128.1223
Example
(Guard)
Dell#show spanning-tree pvst vlan 5 guard
Interface
Name Instance Sts Guard type
-----------------------------------
Gi 0/1 5 INCON(Root) Rootguard
Gi 0/2 5 FWD Loopguard
Gi 0/3 5 EDS(Shut) Bpduguard
Related
Commands
spanning-tree pvst — configure PVST+ on an interface.
spanning-tree pvst
Configure a PVST+ interface with one of these settings: edge port with optional bridge port data unit
(BPDU) guard, port disablement if an error condition occurs, port priority or cost for a VLAN range, loop
guard, or root guard.
S6000
Syntax
spanning-tree pvst {edge-port [bpduguard [shutdown-on-
violation]] | err-disable | vlan
vlan-range {cost number |
priority value } | loopguard | rootguard}
Parameters
edge-port Enter the keywords
edge-port
to configure the interface as
a PVST+ edge port.
bpduguard
Enter the keyword
portfast
to enable Portfast to move the
interface into Forwarding mode immediately after the root
fails.
Enter the keyword
bpduguard
to disable the port when it
receives a BPDU.
shutdown-on-
violation (OPTIONAL) Enter the keywords
shutdown-on-violation
to hardware disable an interface when a BPDU is received
and the port is disabled.
err-disable Enter the keywords
err-disable
to enable the port to be
put into the error-disable state (EDS) if an error condition
occurs.
Per-VLAN Spanning Tree Plus (PVST+)
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