3Com Switch 4200G Configuration Guide

130 CHAPTER 20: MSTP CONFIGURATION
System View: return to User View with Ctrl+Z.
[4200G] stp interface GigabitEthernet1/0/1 point-to-point force-true
■ Configure in Ethernet port view.
<S4200G> system-view
System View: return to User View with Ctrl+Z.
[4200G] b
[4200G-GigabitEthernet1/0/1] stp point-to-point force-true
MSTP Configuration Configuration procedure
Other MSTP-related settings can take effect only after MSTP is enabled on the switch.
Configuration example
1 Enable MSTP on the switch and disable MSTP on GigabitEthernet1/0/1 port.
■ Configure in system view.
<S4200G> system-view
System View: return to User View with Ctrl+Z.
[4200G] stp enable
[4200G] stp interface GigabitEthernet1/0/1 disable
Table 100 Enable MSTP in system view
Operation Command Description
Enter system view system-view —
Enable MSTP stp enable Required
MSTP is disabled by default.
Disable MSTP on
specified ports
stp interface interface-list
disable
Optional
By default, MSTP is enabled on all
ports after you enable MSTP in
system view.
To enable a switch to operate more
flexibly, you can disable MSTP on
specific ports. As MSTP-disabled
ports do not participate in spanning
tree generation, this operation
saves CPU resources.
Table 101 Disable MSTP in Ethernet port view
Operation Command Description
Enter system view system-view —
Enable MSTP stp enable Required
MSTP is disabled by default.
Enter Ethernet port
view
Interface interface-type
interface-number
—
Disable MSTP on the
port
stp disable Optional
By default, MSTP is enabled on all
ports after you enable MSTP in
system view.
To enable a switch to operate more
flexibly, you can disable MSTP on
specific ports. As MSTP-disabled
ports do not participate in spanning
tree generation, this operation
saves CPU resources.