Stp System Configuration - Planet VC-820M User Manual

Observe the following formulas when setting the above parameters:

4.8.4 STP System Configuration

This section provides STP-System Configuration from the Managed Switch as the screen in
The user can view spanning tree information of Root Bridge.

 The user can modify STP state. After modification, click
The page includes the following fields:
Object
STP State:
Protocol Version
Priority (0-61440):
Max Age (6-40):
Hello Time (1-10):
Max. Age _ 2 x (Forward Delay - 1 second)
Max. Age _ 2 x (Hello Time + 1 second)
Figure 4-8-4: STP System Configuration Interface
Description
The user must enable the STP function first before configuring the related
parameters.
A value used to specify the spanning tree protocol, the original spanning tree
protocol (STP, 802.1d) or the multiple spanning tree protocol (MSTP, 802.1s).
The switch with the lowest value has the highest priority and is selected as the
root. If the value is changed, the user must reboot the switch.
The value must be a multiple of 4096 according to the protocol standard rule.
The number of seconds a switch waits without receiving Spanning-tree Protocol
configuration messages before attempting a reconfiguration.
Enter a value between 6 and 40.
The time that controls the switch to send out the BPDU packet to check STP
current status.
Enter a value between 1 and 10.
Apply
.
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User's Manual of VC-820M
Figure 4-7-4 appears.