Field
Point-to-point
Transmit Limit
Protection Type
MST BPDU Format
Port Config-
Digest-Snooping
Rapid transition
Num of Vlans Mapped
PortTimes
BPDU Sent
BPDU Received
Protocol Status
Protocol Std.
Version
CIST Bridge-Prio.
MAC address
Max age(s)
Forward delay(s)
Hello time(s)
Max hops
MSTP configuration example
Network requirements
As shown in
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All devices on the network are in the same MST region.
Description
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Whether the port is connected to a point-to-point link:
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Maximum number of packets sent within each Hello time.
Protection type on the port:
•
•
•
•
Format of the MST BPDUs that the port can send, which can be legacy or
802.1s. Config indicates the configured value, and Active indicates the
actual value.
Whether digest snooping is enabled on the port.
Whether the current port rapidly transits to the forwarding state.
Number of VLANs mapped to the current MSTI.
Major parameters for the port:
•
•
•
•
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Statistics on sent BPDUs.
Statistics on received BPDUs.
Whether MSTP is enabled.
MSTP standard.
MSTP version.
Priority of the current device in the CIST.
MAC address of the current device.
Maximum age of a configuration BPDU.
Port state transition delay, in seconds.
Configuration BPDU transmission interval, in seconds.
Maximum hops of the current MST region.
Figure
167, configure MSTP as follows:
Config—The configured value.
Active—The actual value.
Config—The configured value.
Active—The actual value.
Root—Root guard.
Loop—Loop guard.
BPDU—BPDU guard.
None—No protection.
Hello—Hello timer.
MaxAge—Max Age timer.
FWDly—Forward delay timer.
MsgAge—Message Age timer.
Remain Hop—Remaining hops.
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