Netgear M4100-26G (GSM7224v2h2) - 22‐port GE + 4 GE Combo L2 Managed Switch User Manual

Select Switching > STP > Basic 

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 STP Configuration. 

Select the Spanning Tree Admin Mode Disable or Enable radio button.

This specifies whether spanning tree operation is enabled on the switch. 

Use Force Protocol Version to specify the Force Protocol Version parameter for the switch. 

The options are IEEE 802.1d, IEEE 802.1w, and IEEE 802.1s.

In the Configuration Name field, specify an identifier used to identify the configuration 
currently being used. 

It can be up to 32 alphanumeric characters.

In the Configuration Revision Level field, specify an identifier used to identify the 
configuration currently being used. 

The values allowed are between 0 and 65535. The default value is 0.

Select the Forward BPDU while STP Disabled Disable or Enable radio button.

This specifies whether spanning tree BPDUs should be forwarded or not while spanning 
-tree is disabled on the switch.

Select the BPDU Guard Disable or Enable radio button.

This specifies whether the BPDU guard feature is enabled. The STP BPDU guard allows 
a network administrator to enforce the STP domain borders and keep the active topology 
consistent and predictable. The switches behind the edge ports with STP BPDU guard 
enabled are not able to influence the overall STP topology. At the reception of BPDUs, 
the BPDU guard operation disables the port that is configured with this option and 
transitions the port into a disabled state. This would lead to an administrative disabling of 
the port.

Select the BPDU Filter Disable or Enable radio button.

This specifies whether the BPDU Filter feature is enabled. STP BPDU filtering applies to 
all operational edge ports. The edge port in an operational state is supposed to be