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7-10 CHAPTER 7: SPANNING TREE PROTOCOL (STP)
Enabling STP on
the Switch
To enable STP for one or more STP domains on your Switch, use the
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:
■ Hello Time
■ Forward Delay
■ Max Age
■ Bridge Priority
You can configure the following STP parameters for each port on the
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.
Table 7-1 shows the commands used to configure STP.
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:
■ 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.
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