Users Guide

Table Of Contents
2.
1. INTERFACE BPDU
spanning-tree bpdufilter enable
2. INTERFACE STP BPDU
spanning-tree bpduguard enable
BPDU
Error_Disable
Error Disable
Error_Disabled
Error Disabled
使 shutdown
使 spanning-tree bpduguard disable BPDU
使 spanning-tree disable STP
3. INTERFACE
spanning-tree guard {loop | root | none}
loop
root
none
RPVST+ STP
STP
BPDU
Portfast BPDU
BPDUBPDU Err-Disabled
BPDU BPDU
PVST+ 使STP VLAN
BPDU VLAN
BPDU
OS10(conf-if-eth1/1/4)# spanning-tree bpdufilter enable
OS10(conf-if-eth1/1/4)# do show spanning-tree interface ethernet 1/1/4
ethernet1/1/4 of vlan1 is designated Blocking
Edge port:no (default) port guard :none (default)
Link type is point-to-point (auto)
Boundary: NO bpdu filter : Enable bpdu guard : bpduguard shutdown-on-
violation :disable RootGuard: enable LoopGuard disable
Bpdus (MRecords) sent 134, received 138
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
--------------------------------------------------------------------------
ethernet1/1/4 128.272 128 500 BLK 500 32769 90b1.1cf4.a911 128.272
BPDU
OS10(config)# interface ethernet 1/1/4
OS10(conf-if-eth1/1/4)# spanning-tree bpduguard enable
OS10(conf-if-eth1/1/4)# do show spanning-tree interface ethernet 1/1/4
ethernet1/1/4 of vlan1 is designated Blocking
Edge port:no (default) port guard :none (default)
Link type is point-to-point (auto)
Boundary: NO bpdu filter : Enable bpdu guard : bpduguard shutdown-on-
violation :enable RootGuard: enable LoopGuard disable
Bpdus (MRecords) sent 134, received 138
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
2 409