Spanning-Tree Operation 
802.1D Spanning-Tree Protocol (STP) 
CLI: Configuring 802.1D STP 
STP Commands Used in This Section 
show spanning-tree config 
spanning-tree 
protocol-version 
forward-delay < 4 - 30 > 
hello-time < 1 - 10 > 
maximum-age < 6 - 40 > 
priority < 0 - 65535> 
ethernet < port-list > 
path-cost < 1 - 65535 > 
priority < 0 - 255 > 
mode < norm | fast > 
Below 
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Viewing the Current STP Configuration. 
Syntax: 
show spanning-tree config 
Regardless of whether STP is disabled (the default), this 
command lists the switch’s full STP configuration, including 
general settings and port settings. 
When the switch is configured for 802.1D STP, this command displays infor-
mation similar to the following: 
Command Listing when 
STP is the Protocol Version 
(See also page 6-12) 
Figure 6-10.  Example of the Default STP Configuration Listing with 802.1D STP 
Configured at the Protocol Version 
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