3com 4210 PWR 9-Port 3CR17341-91-ME ユーザーズマニュアル
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製品コード
3CR17341-91-ME
176
C
HAPTER
14: MSTP C
ONFIGURATION
<4210> system-view
[4210] interface Ethernet1/0/1
[4210-Ethernet1/0/1] stp root-protection
Configuring Loop Guard
Configuration procedure
Configuration example
# Enable the loop guard function on Ethernet 1/0/1.
<4210> system-view
[4210] interface Ethernet1/0/1
[4210-Ethernet1/0/1] stp loop-protection
Configuring TC-BPDU
Attack Guard
Configuration prerequisites
MSTP runs normally on the switch.
Configuration procedure
Configuration example
# Enable the TC-BPDU attack guard function
<4210> system-view
[4210] stp tc-protection enable
# Set the maximum times for the switch to remove the MAC address table within
10 seconds to 5.
10 seconds to 5.
<4210> system-view
[4210] stp tc-protection threshold 5
Table 133 Configure loop guard
Operation
Command
Description
Enter system view
system-view
-
Enter Ethernet port view
interface interface-type
interface-number
interface-number
-
Enable the loop guard
function on the current port
function on the current port
stp loop-protection
Required
The loop guard function is
disabled by default.
disabled by default.
Table 134 Configure the TC-BPDU attack guard function
Operation
Command
Description
Enter system view
system-view
-
Enable the TC-BPDU attack
guard function
guard function
stp tc-protection enable
Required
The TC-BPDU attack guard
function is disabled by
default.
function is disabled by
default.
Set the maximum times that a
switch can remove the MAC
address table within each 10
seconds
switch can remove the MAC
address table within each 10
seconds
stp tc-protection threshold
number
number
Optional