2 command examples – ZyXEL Communications ZyXEL Dimension ES-2024PWR User Manual
Page 154

Chapter 40 MSTP Commands
Ethernet Switch CLI Reference Guide
154
40.2 Command Examples
This example shows the current MSTP configuration.
The following table describes the labels in this screen.
no mstp instance <number> vlan <1-4094> Disables the assignment of specific VLANs from an
MST instance.
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13
mstp instance <number> interface port-
channel <port-list>
Specifies the ports you want to participate in this
MST instance.
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13
no mstp instance <number> interface
port-channel <port-list>
Disables the assignment of specific ports from an
MST instance.
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13
mstp instance <number> interface port-
channel <port-list> path-cost <1-
65535>
Specifies the cost of transmitting a frame to a LAN
through the port(s). It is recommended you assign it
according to the speed of the bridge.
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mstp instance <number> interface port-
channel <port-list> priority <1-255>
Sets the priority for the specified ports. Priority
decides which port should be disabled when more
than one port forms a loop in a Switch. Ports with a
higher priority numeric value are disabled first.
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Table 91 mstp instance Command Summary (continued)
COMMAND
DESCRIPTION
M
P
sysname# show mstp
(a)BridgeMaxAge: 20 (seconds)
(b)BridgeHelloTime: 2 (seconds)
(c)BridgeForwardDelay: 15 (seconds)
(d)BridgeMaxHops: 128 (seconds)
(e)TransmissionLimit: 3
(f)ForceVersion: 3
(g)MST Configuration ID
Format Selector: 0
Configuration Name: 001349aefb7a
Reveision Number: 0
Configuration Digest: 0xAC36177F50283CD4B83821D8AB26DE62
msti vlans mapped
-----------------------------
0 1-4094
-----------------------------
Table 92 show mstp
LABEL
DESCRIPTION
BridgeMaxAge
This field displays the maximum time (in seconds) the Switch can wait
without receiving a configuration message before attempting to reconfigure.
BridgeHelloTime
This field displays the time interval (in seconds) at which the Switch
transmits a configuration message.
BridgeForwardDelay
This field displays the time (in seconds) the Switch will wait before
changing states (that is, listening to learning to forwarding).
BridgeMaxHops
This field displays the number of hops (in seconds) in an MSTP region
before the BPDU is discarded and the port information is aged.