Operation Manual – MSTP
H3C S3100 Series Ethernet Switches Chapter 1 MSTP Configuration
1-18
z Root bridge hold
z Root bridge backup
z Root guard
z BPDU guard
z Loop guard
z TC-BPDU attack guard
z BPDU packet drop
1.2.5 STP-related Standards
STP-related standards include the following.
z IEEE 802.1D: spanning tree protocol
z IEEE 802.1w: rapid spanning tree protocol
z IEEE 802.1s: multiple spanning tree protocol
1.3 Configuring Root Bridge
Table 1-7 lists the tasks to configure a root bridge.
Table 1-7 Configure a root bridge
Operation Description Related section
Enable MSTP
Required
To prevent network
topology jitter caused by
other related
configurations, you are
recommended to enable
MSTP after other related
configurations are
performed.
Section
1.3.14 “Enabling
MSTP
”
Configure an MST region Required
Section
1.3.2
“Configuring an MST
Region
”
Specify the current switch
as a root
bridge/secondary root
bridge
Required
Section 1.3.3 “Specifying
the Current Switch as a
Root Bridge/Secondary
Root Bridge
”
Configure the bridge
priority of the current
switch
Optional
The priority of a switch
cannot be changed after
the switch is specified as
the root bridge or a
secondary root bridge.
Section
1.3.4
“Configuring the Bridge
Priority of the Current
Switch
”