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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
Configuring Root Bridge
Complete the following tasks to configure the root bridge:
Task Remarks
Enabling MSTP
Required
To prevent network topology jitter caused by other
related configurations, you are recommended to
enable MSTP after other related configurations are
performed.
Configuring an MST Region Required
Specifying the Current Switch as a Root
Bridge/Secondary Root Bridge
Required
Configuring 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.
Configuring How a Port Recognizes and
Sends MSTP Packets
Optional
Configuring the MSTP Operation Mode Optional
Configuring the Maximum Hop Count of an
MST Region
Optional
Configuring the Network Diameter of the
Switched Network
Optional
The default value is recommended.
Configuring the MSTP Time-related
Parameters
Optional
The default values are recommended.
Configuring the Timeout Time Factor Optional
Configuring the Maximum Transmitting Rate
on the Current Port
Optional
The default value is recommended.
Configuring the Current Port as an Edge Port Optional
Specifying Whether the Link Connected to a
Port Is Point-to-point Link
Optional
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