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Grandstream Networks GWN780 Series User Manual page 28

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Note: The valid range is 0~200000000. 0 is equal to auto
Set whether to enable Edge Port or disable it, by default it's on auto.
Notes:
● A port is considered as an edge port when it is directly connected to the user terminal or server, instead of any
Edge Port
● In the edge mode, the interface would be put into the Forwarding state immediately upon link up. While in
Set whether to enable BPDU Guard.
BPDU Guard
Note: BPDU Guard further protects your switch by turning this port into error state and shutdown if any BPDU
received from this port.
Set whether to enable BPDU Filter.
BPDU Filter
Note: Drop all BPDU packets and no BPDU will be sent.
Select Point-to-Point option (Auto, Enabled or Disabled). Default is Auto.
Point-to-Point
Note: determines the STP of link type for this port automatically if set to Auto.
Multiple Spanning Tree Instance
MST or Multiple Spanning Tree Instance allows traffic of different VLAN to be mapped into different MST Instances.
GWN780x(P) Switch supports up to 16 independent MST instances (0~15) where each instance can be associated with many
VLANs.
MST Port Settings is used to configure the GE port / LAG group settings for each MST instance.
The table displays the MST parameters for each port.
Click on "Edit" button
to edit the MST Port Settings for each Port/LAG individually and also the user can even specify the
Path Cost and Priority per Port/LAG as well.
other switches or shared network segments. The edge port will not cause a loop upon network topology
changes.
auto mode it will detect if the port is an edge or not.
STP Port Settings
MST Instance
MST Port Settings

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