Planet SGSD-1022 User Manual page 200

Community VLAN
Isolated VLAN
Trunk
If PVLAN type is "Promiscuous," then specify the associated Primary VLAN.
Conveys traffic between community ports, and from community ports to their
designated promiscuous ports.
Set PVLAN Port Type to "Host," and then specify the associated Community
VLAN.
A single stand-alone VLAN that contains one promiscuous port and one or more
isolated (or host) ports. This VLAN conveys traffic between the isolated ports and
a lone promiscuous port.
Shows if a port is a member or a trunk.
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User's Manual of SGSD-1022 / SGSD-1022P
SGSW-2840 / SGSW-2840P