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• Max Hops
• IST Master
4.9.6 MSTP Instance Settings
MSTP opreation maps VLANs into STP instances (see figure 4-51) Packets assigned to various VLANs
are transmitted along different paths within Multiple Spanning Trees Regions (MST Regions), Regions
are one or more Multiple Spanning Tree bridges by which frames can be transmitted. In configuring MST,
the MST region to which the device belongs is defined. A configuration consists of the name, revision,
and region to which the device belongs.
Network Administrators can define MSTP Instances settings using the MSTP Instance Settings screen.
The page contains the following fiel
Instance Configuration
Press the
VLAN Inst
ance Config
Wh
ich indicates the total number of hops that occur in a specific
reg
ion before the BPDU is discarded. Once the BPDU is discarded,
the port information is aged out. The possible field range is 1-40.
The field default is 20 hops
Where identifies the S
is the specified instance roo
Fig
ure 4-51 MSTP Instance Settings screen
ds:
uration button, a new window popu
panning Tree Master instance. The IST Master
p. Assgin selected VLAN to specify
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