
xStack
config stp ports
| stations or segments that are capable of being upgraded to |
| 802.1w RSTP or 802.1s MSTP on all or some portion of the |
| segment. |
| edge [true false] – true designates the port as an edge port. |
| Edge ports cannot create loops, however an edge port can lose |
| edge port status if a topology change creates a potential for a |
| loop. An edge port normally should not receive BPDU packets. If a |
| BPDU packet is received it automatically loses edge port status. |
| false indicates that the port does not have edge port status. |
| p2p [true false auto] – true indicates a |
| shared link. P2P ports are similar to edge ports however they are |
| restricted in that a P2P port must operate in |
| ports, P2P ports transition to a forwarding state rapidly thus |
| benefiting from RSTP. A p2p value of false indicates that the port |
| cannot have p2p status. auto allows the port to have p2p status |
| whenever possible and operate as if the p2p status were true. If |
| the port cannot maintain this status (for example if the port is |
| forced to |
| as if the p2p value were false. The default setting for this |
| parameter is auto. |
| state [enable disable] − Allows STP to be enabled or disabled for |
| the ports specified in the port list. The default is enable. |
| lbd [enable disable] - Used to enable or disable the loopback |
| detection function on the switch for the ports configured above in |
| the config stp command. |
Restrictions | Only |
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|
Example usage:
To configure STP with path cost 19, hellotime set to 5 seconds, migration enable, and state enable for ports
Command: config stp ports
Success.
create stp instance_id
Purpose | Used to create a STP instance ID for MSTP. |
Syntax | create stp instance_id <value |
Description | This command allows the user to create a STP instance ID for the |
| Multiple Spanning Tree Protocol. There are 16 STP instances on |
| the Switch (one internal CIST, unchangeable) and the user may |
| create up to 15 instance IDs for the Switch. |
Parameters | <value |
| Spanning Tree instance on the Switch. |
Restrictions | Only |
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