Installation manual

4-226
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revision
This command configures the revision number for this multiple spanning tree
configuration of this switch. Use the no form to restore the default.
Syntax
revision number
number - Revision number of the spanning tree. (Range: 0-65535)
Default Setting
0
Command Mode
MST Configuration
Command Usage
The MST region name (page 4-225) and revision number are used to designate a
unique MST region. A bridge (i.e., spanning-tree compliant device such as this
switch) can only belong to one MST region. And all bridges in the same region must
be configured with the same MST instances.
Example
Related Commands
name (4-225)
max-hops
This command configures the maximum number of hops in the region before a BPDU is
discarded. Use the no form to restore the default.
Syntax
max-hops hop-number
hop-number - Maximum hop number for multiple spanning tree. (Range: 1-40)
Default Setting
20
Command Mode
MST Configuration
Command Usage
An MSTI region is treated as a single node by the STP and RSTP protocols.
Therefore, the message age for BPDUs inside an MSTI region is never changed.
However, each spanning tree instance within a region, and the internal spanning
tree (IST) that connects these instances use a hop count to specify the maximum
Console(config-mstp)#revision 1
Console(config-mstp)#