Planet GSW-1602SF User Manual page 34

4. Setup Port-7 with "PVID=1" at VLAN Per Port Configuration page. The screen in Figure 4-19 appears.
Figure 4-19 Setup Port-7 with PVID-1
That is, although the VLAN 2 members: Port-1 to Port-3 and VLAN 3 members: Port-4 to Port-6 also belong to VLAN 1.
But with different PVID settings, packets form VLAN 2 or VLAN 3 is not able to access to the other VLAN.
4.5.3.3 VLAN Trunking between two 802.1Q aware switch
The most cases are used for "Uplink" to other switches. VLANs are separated at different switches, but they need to
access with other switches within the same VLAN group. The screen in Figure-20 appears.
Figure 4-20 802.1Q Trunking with other VLAN aware device
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