Netgear GSM4248P User Manual - Page 228

AV Line of Fully Managed Switches M4250 Series Main User Manual 13. Select one of the following Fast Backbone radio buttons: • Disabled: The Fast Backbone feature is disabled, which is the default setting. • Enabled: The Fast Backbone feature is enabled. If an indirect link fails, the switch can automatically select a new indirect link. With PVST, the switch does not ignore inferior BPDUs (which occurs with STP), but lets the BPDUs time-out on the port where they were received. Then, the switch sends root link queries on other non-designated ports. If the switch receives a positive response, it selects a new indirect link. 14. Select one of the following Fast Uplink radio buttons: • Disabled: The Fast Uplink feature is disabled, which is the default setting. • Enabled: The Fast Uplink feature is enabled. If the primary root port goes down, the recovery time in selecting a new root port is reduced. 15. If you enabled Fast Uplink in the previous step, in the Max Update Rate field, enter the maximum update rate in packets per second. You enter from 0 to 32000 packets per second. The default is 150. 16. Click the Apply button. Your settings are saved. 17. To save the settings to the running configuration, click the Save icon. The following table describes the nonconfigurable fields on the page. Table 56. STP configuration and status information Field Description STP Configuration Configuration Digest Key The identifier for the STP configuration. Configuration Format Selector The version of the configuration format for the exchange of BPDUs. STP Status MST ID The multiple spanning tree (MST) or common spanning tree (CST) instance. Configure Switching Information 228 Main User Manual