
SPANNING TREE PROTOCOL (STP)
Table
Table 7-1: STP Configuration Commands
Command | Description |
|
|
create stpd <stpd_name> | Creates 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] | Enables the STP protocol for one or all STPDs. |
| The default setting is disabled. |
enable stpd port <portlist> | Enables the STP protocol on one or more ports. |
| If STPD is enabled for a port, BPDUs will be |
| generated on that port if STP is enabled for the |
| associated STPD. The default setting is enabled. |
config stpd <stpd_name> add vlan <name> | Adds a VLAN to the STPD. |
config stpd <stpd_name> hellotime <value> | Specifies the time delay (in seconds) between |
| the transmission of BPDUs from this STPD when |
| it is the Root Bridge. |
| The range is 1 through 10. The default setting is |
| 2 seconds. |
config stpd <stpd_name> forwarddelay | Specifies the time (in seconds) that the ports in |
<value> | this STPD spend in the listening and learning |
| states when the switch is the Root Bridge. |
| The range is 4 through 30. The default setting is |
| 15 seconds. |
config stpd <stpd_name> maxage <value> | Specifies the maximum age of a BPDU in this |
| STPD. |
| The range is 6 through 40. The default setting is |
| 20 seconds. |
| Note that the time must be greater than, or equal |
| to 2 X (Hello Time + 1) and less than, or equal to |
| 2 X (Forward Delay |
config stpd <stpd_name> priority <value> | Specifies the priority of the STPD. By changing |
| the priority of the STPD, you can make it more or |
| less likely to become the Root Bridge. |
| The range is 0 through 65,535. The default |
| setting is 32,768. A setting of 0 indicates the |
| highest priority. |
|
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SUMMIT SWITCH INSTALLATION AND USER GUIDE |