H3C Technologies H3C S3100 Series Switches - Manual (Page 212)

Operation Manual – MSTP
H3C S3100-52P Ethernet Switch
Chapter 1 MSTP Configuration
1-37
Table 1-32 Enable the root protection function in Ethernet port view
Operation Command Description
Enter system view system-view —
Enter Ethernet port view
Interface interface-type
interface-number
—
Enable the root protection
function on the current
port
stp root-protection
Required
The root protection
function is disabled by
default.
II. Configuration example
# Enable the root protection function on Ethernet1/0/1.
1) Perform this configuration in system view.
system-view
[H3C] stp interface ethernet1/0/1 root-protection
2) Perform this configuration in Ethernet port view.
system-view
[H3C] interface ethernet1/0/1
[H3C-Ethernet1/0/1] stp root-protection
1.5.5 Configuring Loop Prevention
I. Configuration procedure
Table 1-33 Configure loop prevention
Operation Command Description
Enter system view system-view —
Enter Ethernet port view
interface interface-type
interface-number
—
Enable the loop
prevention function on the
current port
stp loop-protection
Required
The loop prevention
function is disabled by
default.
II. Configuration example
# Enable the loop prevention function on Ethernet1/0/1.
system-view
[H3C] interface ethernet1/0/1
[H3C-Ethernet1/0/1] stp loop-protection