Evidence Cross-8/HPoE-10G, Руководство пользователя

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5. If you want to cancel the setting then you need to click the Reset button. It will revert to
previously saved values.
Figure 7-1: The STP Configuration
Parameter description:
Basic Settings

Protocol Version :
The MSTP / RSTP / STP protocol version setting. Valid values are STP, RSTP and MSTP.

Bridge Priority :
Controls the bridge priority. Lower numeric values have better priority. The bridge priority
plus the MSTI instance number, concatenated with the 6-byte MAC address of the switch
forms a Bridge Identifier. For MSTP operation, this is the priority of the CIST. Otherwise, this
is the priority of the STP/RSTP Bridge.

Hello Time :
The interval between sending STP BPDU's. Valid values are in the range 1 to 10 seconds,
default is 2 seconds.
Note: Changing this parameter from the default value is not recommended, and may have
adverse effects on your network.

Forward Delay :
The delay used by STP Bridges to transit Root and Designated Ports to Forwarding (used in
STP compatible mode). Valid values are in the range 4 to 30 seconds.