Cisco SPS208G

Spanning Tree
STP Port Settings
SPS208G/SPS224G4/SPS2024 Service Provider Switches User Guide 193
10
Figure 86 STP Port Table
For 8-port devices, the STP Port Table displays the interfaces on multiple screens.
To browse to a specific interface entry, click the Previous, 1, 2, and Next links
above the table.
For 24-port devices, the STP Port Table displays the interfaces on multiple
screens. To browse to a specific interface entry, click the Previous, 1, 2, 3, and Next
links above the table.
In addition to the STP Port Parameters, the STP Port Table contains the following
fields:
• Port — Indicates the port or LAG of this STP configuration.
• STP — Indicates if STP is enabled or disabled on this port or LAG.
• Port Role — Displays the port role assigned by the STP algorithm to
provide to STP paths. The possible field values are:
- Root — Provides the lowest cost path to forward packets to the root
switch.
- Designated — The port or LAG through which the designated switch is
attached to the LAN.
- Alternate — Provides an alternate path to the root switch from the root
interface.