3com 9000 SX User Manual
7-10
C
HAPTER
7: S
PANNING
T
REE
P
ROTOCOL
(STP)
Enabling STP on
the Switch
the Switch
To enable STP for one or more STP domains on your Switch, use the
following command at the administrator prompt:
following command at the administrator prompt:
enable stpd [<stpd_name> | all]
Configuring STP
You can configure the following STP parameters for each STPD on the
Switch:
Switch:
■
Hello Time
■
Forward Delay
■
Max Age
■
Bridge Priority
You can configure the following STP parameters for each port on the
Switch:
Switch:
■
Path Cost
■
Port Priority
CAUTION: You should not configure any STP parameters unless you
have considerable knowledge and experience with STP. The default STP
parameters are adequate for most networks.
have considerable knowledge and experience with STP. The default STP
parameters are adequate for most networks.
Table 7-1 STP Configuration Commands
Command
Description
create stpd <stpd_name>
Allows you to create an STPD. When created, an STPD has
the following default parameters:
the following default parameters:
■
Bridge priority — 32,768
■
Hello time — 2 seconds
■
Forward delay — 15 seconds
enable stpd [<stpd_name> | all]
Allows you to enable STP for one or more STPDs. The
default setting is disabled.
default setting is disabled.
enable stpd port <portlist>
Allows you to enable STP on one or more ports.
config stpd <stpd_name> add vlan <name>
Allows you to add a VLAN to the STPD.
(continued)
SW9000.BK Page 10 Wednesday, April 1, 1998 11:00 AM